GEORGE LOUDOS

Personal Details

Date of Birth:   

03/01/1975, Athens

Address:   

33 D. Vernardou St. - Vrilissia, 15235, Athens, Greece

Τel:   

+30210 5385376, +306947233203

Fax:   

+30210 5385302

E-mail:   

gloudos_at_teiath.gr

Webpage:   

www.teiath.gr/stef/tio/ni

 
Education
Sep. 1999 - Oct. 2003: PhD Thesis on Biomedical Engineering, School of Electrical & Computer Engineering, National Technical University of Athens
Sep. 1992 - Feb. 1998:  School of Electrical & Computer Engineering, National Technical University of Athens
Working Experience
May. 2008 - now:  
Assistant Professor in the Department of Medical Intsruments Technoly, TEI Athens. Coordinator of Nuclear Imaging team.
Jun. 2006 - Mar 2008:  
Associate Researcher in the Foundation for the Biomedical Research of the Academy of Athens.
Dec. 2006 - Apr. 2007:  
Consultant in the PET/CT Department of Athens Medical Center.
Aug. 2004 - Dec. 2007:  
Associate Researcher in the Biomedical Simulations and Imaging Technology Laboratory (BIOSIM), National Technical University of Athens. Coordinator of Nuclear Imaging Medical group.
Sep.2004: Voluntary work in Athens Para-Olympic Games at the Protocol of Olympic Swimming Pool.
Aug. 2004 - Jan. 2005: Associate Researcher in the Institute of Accelerating Systems and Application (IASA), University of Athens.
Aug. 2003 - Aug. 2004: Military Service. Work in various army offices as a secretary. Five months work in the accounting office and the department of stock contracts, of a military supermarket (!).
Teaching Experience
  • "Nanotechnology: Applications in Medicine and Biology" (course for the 6th semester), Department of Medical Intsruments Technoly, TEI Athens, since 2011
  • "Electrical Circuits 2" (course for the 2nd semester), Department of Medical Intsruments Technoly, TEI Athens, since 2008
  • "Electrical Circuits 3" (course for the 3rd semester), Department of Medical Intsruments Technoly, TEI Athens, 2008-2010
  • "Instrumentation based on Microprossesors" (theoretical and laboratory course for the 7th semester), since 2007
  •  "Automatic Control 1" (course for the 4th semester), Department of Medical Intsruments Technoly, TEI Athens, 2008
  • "Molecular Imaging:Master Program of Medical Physics of University of Patras, since 2011
  • "Telemedicine", Master Program of Medical Physics of University of Patras, since 2008-2012
  • "Nuclear Medicine" Master Program of Medical Physics of University of Patras, since 2008
  • 2006 -2007: Lectures in the course of Nuclear Medicine in the Master Program of Medical Physics of University of Patras.
Research Programs 
Feb. 2014 - June 2015Cοordinator in the Excellence Project Aristeia ΙΙ: HYPERGNOSTIC: "Development of hybrid molecular imaging systems for Theragnostic applications". Duration 18 months. Budget: 270,000€.
Dec. 2013 - Nov. 2017PI for TEIA in the FP7 Health Innovation project “TRIMAGE: An optimised trimodality (PET/MR/EEG) imaging tool for schizophrenia”. Duration: 48 months. Budget for TEIA 285,120€.
Mar. 2012 - June 2015 Cοordinator in the project Archimedes IΙΙ: “ Optimization of Clinical Protocols for Personalized Cancer Diagnosis and Treatment Using Advanced Anthropomorphic Phantoms”. Duration: 30 months. Budget 81,000€.
Jan. 2012 - May 2014 PI for TEIA in the project funded by General Secretariat of Reserach and Technology and Eurostar Program: “ CEIROS! - Cutting Edge Interventional Radiooncology Optimization Software ”. Duration: 23 months. Budget for TEIA 10,000€.
2011 - 2013 PI for the Department of Medical Instruments Technology for the sub-project funded by Digital Content S.A “Virtual Laboratory of Biomedical Engineering Systems". Duration: 24 months. Budget for TEIA 395,000€. Budget for Loudos group 54,000€.
Dec. 2011 - Nov. 2015 Coοrdinator in the FP7 IAAP People Project “Development and evaluation of a non invasive quantitative imaging technique for assessment of nanoparticle drug delivery across the blood-brain barrier. Applications for brain cancer therapeutics – OncoNanoBBB”. Duration: 48 months. Total budget 849,958€. Budget for TEIA 286,749€.
2011 - 2015 COST TD1004 Theragnostics Imaging and Therapy: An Action to Develop Novel Nanosized Systems for Imaging-Guided Drug Delivery". Working Group 5 Leader: "Set-up of preclinical theranostic protocols"
Apr. 2011 - May 2015 Cordinator in COST “TD1007 - Bimodal PET-MRI molecular imaging technologies and applications for in vivo monitoring of disease and biological processes”. Duration: 48 months. Budget ~400,000€.
Aug. 2008 - Mar. 2009 PI in GSRT project: MEDI-TECH-NEWS, Current Status and Future Prospects of Medical Instruments Technology: Positive Impact and Challenges for Greek Society, Academic Community and Industry. Total funding 20,000€
Sep. 2008 - Aug. 2012 PI and SuProject co-leader in the FP7 project "NANOTHER". Total funding 480,000€
Dec. 2006 - Mar. 2008  Project leader in bilateral project: "Simulation and modeling of complex biological processes in small animals", GREΕCE-ALABANIA, (ICCS, NTUA). Total funding 11740€
Oct. 2006 - Mar. 2008  Researcher in the project: «A Strategy of Optimizing Quality and Reliability in Telecardiology», PEP - Attica (Foundation of Biomedical Research of the Academy of Athens). 
Apr. 2006 - Mar 2008  Main researcher in bilateral project: Scientific and Technological Cooperation between RTD Organizations in Greece and RTD Organizations in U.S.A, CANADA, AUSTRALIA, NEW ZEALAND, JAPAN, SOUTH KOREA, TAIWAN, MALAISIA and SINGAPORE, «Implementation of Variance Reduction Techniques for Improvement in Computation Efficiency of GATE Monte Carlo Simulation Package on a Distributed Computing Platform- fastGATE»,  (School of Electrical and Computer Enginnering, NTUA).
Sep. 2005 - Nov. 2005  Main resercher in the programOrganization of ITBS Conference: 3rd International Conference on Imaging Technologies in Biomedical Sciences (School of Electrical and Computer Enginnering, NTUA).
Jul. 2005 - Jul. 2007 Main researcher in bilateral project: «Monte-Carlo simulation of new generation, high resolution, small dimension positron emission tomography systems (small animal PET)», GREΕCE-SPAIN, (ICCS, NTUA).
Apr. 2005 - Jan 2007 Reseacher in the project: «Development of a three dimensional computational systems for reatment planning and internal dosimetry in nucear medicine and radiotherapy patients», PYTHAGORAS ΙΙ, (University of Thessalia).
Sep. 2004 - Dec. 1998Main researcher in several projects for National Technical University of Athens, University of Athens, IASA, ICCS etc

Publications

Eighty six (86) publications in journals, one hundread seventy nine (79) conference announcements and thirty five (35) invited talks. Five hundred and twenty five  (525) citations. h-index=10.

Patent

"A Tomographic SPECT camera of High Resolution", Patent ID: #1003828.
 
Membership in Associations
  • Memeber of European Society of Molecular Imaging (ESMI)
  • Member of Institute of Electrical and Electronics Engineers (IEEE)
  • Member of National Chamber of Greece (ΤΕΕ)
  • Affiliated Member in Hellenic Association of Nuclear Medicine - Northern Greece
Journal referee
    • Medical Physics 
    • Physics in Medicine and Biology
    • IEEE Transactions on Nuclear Science
    • European Journal of Nuclear Medicine
    • Physica Medica 
    • Drug Delivery Letters
    • Iranian Journal of Radiology
    • Hellenic Journal of Nuclear Medicine
    • Computerized Medical Imaging and Graphics
    • Journal of Digital Imaging
    • International Journal of Telemedicine and Applications
     
    Language Skills
    Greek:
        Mother Language
    English:
        Cambridge First Certificate in English (1988)
        Cambridge Proficiency in English (1990)
    French:
        Certificate de langue Francaise (1990)
     
    Honors
    1. 2nd prize for the best announcement at the Hellenic Conference of Nuclear Medicine, Ioannina, Greece, 30 May - 1 June 2014, for the talk "Development of Hybrid Molecular Imaging Systems Using Nuclear Medicine Techniques for Theranostic Applications.
    2. Prize for the best talk "ΡΕΤ instrumentation and new trends in the domain", 21st Hellenic Conference of Nuclear Medicine, 7-9 May 2010, Medical School, Unicersity of Macedonia, Thessaloniki, Greece. 
    3. 2nd prize for the best announcement for the talk: "Labelling of bevacizumab, an anti-VEGF monoclonal antibody, with Technetium-99m and Rhenium-188: initial in vitro and in vivo studies, P. Bouziotis, E. Gourni, S. Xanthopoulos, M. Paravatou, K. Syrigos, N. Efthimiou, G. Loudos, S. C. Archimandritis, A. D. Varvarigou, A. L. Harris", 4th International Meeting of the Hellenic Society of Nuclear Medicine, 7-9 November 2008, Thessaloniki, Greece.
    4. Prize for the best announcement for the talk: "Η Εργώδης Αναπνοή Προκαλεί Πνευμονικό Οίδημα Υψηλής Διαπερατότητας", Δ. Τουμπανάκης, Γ. Α. Καστής, Αικ. Αναπλιώτη, Ι. Σιγάλα, Γ. Λούδος, Α. Σαμαρτζής, Π. Μαυροκέφαλος, Χ. Ρούσσος, Θ. Βασιλακόπουλος. 16ο Πανελλήνιο Συνέδριο Νοσημάτων Θώρακος, 6-9 Δεκεμβρίου 2007, Αθήνα, Ελλάδα.
    5. 3rd prize for the best anouncement in the Hellenic Anticancer Conference, Athens 29 Nov - 2 Dec, 2007 for the presentation "Imaging of tumors in small animals using high resolution SPECT and PET techniques".
    6. Honor from Thomaidio foundation for the evolution of science and arts, 2001.
    7. Scholarship from ICCS - NTUA December 1999 - May 2000.
     
    Seminars
    "Multimedia in Telemedicine Services", ΙΕΚΕΜ ΤΕΕ Α.Ε, duration 2 months (2/5/2001-29/6/2001).
     
    Theses
    • PhD Thesis in Biomedical Engineering: "Develpent of a high resolution and high sensitivity tomo-scintigraphic γ-camera", 2003

    • Diploma Thesis in Biomedical Engineering: "Staudy on scattering on the Emission Spectra of Fluorescent Chromophores Using Laser Induced Fluoresence", 1998

     
    Member of Organizing Committees of Conferences/Workshops/Summer Schools
    • Member of the Organizing Committee and International Advisory Committee of the “III Mediterranean Thematic Workshop In Advanced Molecular Imaging: “Translating Technology From Nuclear And Particle Physics To The Clinic: Addressing Medical Needs By Detector Know-How With A Focus On Organ-Specific Imaging”, Alghero, Sardinia, 3-7 September, 2014.
    • Chair In International Conference PSMR2014 «PET-MRI: and SPECT-MRI: a new paradigm for multi-modality imaging», Kos Island, Greece, 19-21 May 2014.
    • Chair of the Organizing Committee of the 1st Insternational Training School in PET/MR Engineering, Athens, 13-16 May 2014. 
    • Member of the Organizing Committee and International Advisory Committee of the “II Mediterranean Thematic Workshop In Advanced Molecular Imaging: “Low Dose Screening”, Mallorca, Spain, 26th‐29th, September, 2013.
    • Chair In International Conference PSMR2013 «PET-MRI: and SPECT-MRI: a new paradigm for multi-modality imaging», Julich, Germany, 6-8 May 2013.
    • Member of the Core Organizing Group and the International Organizing Committee of the “First Mediterranean Thematic Workshop on Advanced Molecular Brain Imaging with Compact High Performance MRI-Compatible PET and SPECT Imagers – Potential for a Paradigm Shift” and the adjunct satellite technical meeting: The Latest Enabling Technological Breakthroughs in Compact Radiation Sensors, Electronics and Software for PET and SPECT, Giardini di Naxos (Taormina, Sicily), August 30 - September 2, 2012.
    • Chair in International Conference PSMR2012 «PET-MRI: and SPECT-MRI: a new paradigm for multi-modality imaging», La Biodola, Isola d'Elba, Italy, 26 May - 31 2012.
    • Member of the Scientific Committe of the AOFNMB 2012, 10th Asia Oceania Congress of Nuclear Medicine and Biology, Tehran, Iran, 15-18 May 2012.
    • Member of the Organizing Committee of the 4th International Meeting of the Hellenic Society of Nuclear Medicine, 7-9 November 2008, Thessaloniki, Greece.
    • Member of the Organizing Committee of the 3rd International Conference "From Scientific Computing to Computational Engineering" (3rd IC-SCCE), Athens, Greece, July 8th - 12th, 2008.
    • Member of the Organizing Committee of the Hellenic Bioinformatics & Medical Informatics Meeting, Biomedical Research Foundation Academy of Athens, Athens, 4-5 October, 2007.
    • Member of the Organizing Committee of the "Fourth International Student Summer School Nuclear Physics Methods and Accelerators In Biology And Medicine", Prague, 11-21 July 2007.
    • Member of the Organizing Committee of the Workshop: "Positron Emission Tomography: State-of-the Art and Future Trends", Saturday September 24, 2005 - Athens.
    • Scientific Secretary and Member of the Organizing Committee of the International Conference: "3rd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 25-28 September 2005
    • Member of the Organizing Committee of the International Conference: International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 20-24 May 2001
    Special knowledge

    Windows, Microsoft Office, MATLAB. C/C++, Visual Basic, SQL (basics), experience in Macintosh, web design, programming of programmable modules (CAMAC),  Image processing, work in fractals, software of clinical tomographic systems.

     
    Research Interests 
    Small field of view cameras, SPECT, PET, PET/CT corrections, Monte-Carlo simulation, scintimammography, small animal imaging, iterative reconstruction algorithms, scatter correction and modeling, fractal modeling, telemedicine, medical informatics.
     
    Working Insterests
    Application of new technologies in health and environment, renewable resources, informatics, applied electrical engineering, education.
     
    Other Interests
    Music, agriculture, literature, theatre, constructions, photography, traveling.

    Journal Publications (89)

    International (86)

    2014 (13)
    1. 86. Microspheres based on - Folic acid modified- Hydroxyl Propyl Cellulose for targeted cancer therapy: Controlled Release of Daunorubicin, in vitro and in vivo studies, Metaxa Aikaterini-Foteini, Efthimiadou K. Eleni, Nikos Boukos, Eirini Fragogeorgi, George Loudos, Kordas George, accepted for publication in Journal of Colloid and Interface Science, 2014.
    2. 85. 99mTc-Labeled aminosilane-coated iron oxide nanoparticles for molecular imaging of <alpha><nu><beta>3 -mediated tumor expression and feasibility for hyperthermia treatment, Irene Tsiapa; Eleni K Efthimiadou; Eirini Fragogeorgi; George Loudos; Alexandra D Varvarigou; Penelope Bouziotis; George C Kordas; Dimitris Mihailidis; George C Nikiforidis; Stavros Xanthopoulos; Dimitrios Psimadas; Maria Paravatou-Petsotas; Lazaros Palamaris; John D Hazle, accepted for publication in Journal of Colloid & Interface Science, 2014.
    3. 84. Comparison of the magnetic, radiolabeling, hyperthermic and biodistribution properties of hybrid nanoparticles bearing CoFe2O4 and Fe3O4 metal cores, D Psimadas, G Baldi, C Ravagli, M Comes Franchini, E Locatelli, C Innocenti, C Sangregorio and G Loudos, Nanotechnology 25 (2014) 025101 (9pp).
    4. 83. An analysis of the potential of GATE for radiation therapy and dosimetry applications, David Sarrut, Manuel Bardiès, Nicolas Boussion, Nicolas Freud, Sébastien Jan, Jean-Michel Létang, George Loudos, Lydia Maigne, Sara Marcatili, Thibault Mauxion, Panagiotis Papadimitroulas, Yann Perrot, Uwe Pietrzyk, Charlotte Robert, Dennis R. Schaart, Dimitris Visvikis, and Irène Buvat, accepted for publication in Medical Physics, 2014.
    5. 82. First performance tests of a digital photon counter (DPC) array coupled to a CsI(Tl) crystal matrix for potential use in SPECT, Maria Georgiou, Giacomo Borghi, Spiridon V. Spirou, George Loudos and Dennis R Schaart, Phys. Med. Biol. 59 (2014) 2415-2430.
    6. 81. In vivo Anti-Cancer Evaluation of Hyperthermic Efficacy of anti-hEGFR-Targeted PEG-based Nanocarrier Containing Magnetic Nanoparticles, Giovanni Baldi, Costanza Ravagli, Filippo Mazzantini, George Loudos, Jaume Adan, Marc Masa, Dimitrios Psimadas, Eirini Fragogeorgi, Erica Locatelli, Claudia Innocenti, Claudio Sangregori, and Mauro Comes Franchini, accepted for publication in International Journal of Nanomedicine, 2014.
    7. 80. Theranostics of Epitaxially Condensed Colloidal Nanocrystal Clusters, through a Soft Biomineralization Route",Zoppellaro Giorgio, Kolokithas-Ntoukas Argiris, Polakova Katerina, Tucek Jiri, Zboril Radek, Loudos George, Fragogeorgi Eirini, Diwoky Clemens, Tomankova Katerina, Avgoustakis Constantinos, Kouzoudis Dimitris, Bakandritsos Aristides, accepted for publication in Chemistry of Materials, 2014.
    8. 79. Comparative In vitro Stability and Scintigraphic Imaging for Trafficking and Tumour Targeting of a Directly and a Novel 99mTc(I)(CO)3 Labelled Liposome, Eirini Apostolos Fragogeorgi, Irina N Savina, Theodoros Tsotakos, Eleni K Efthimiadou, Stavros Xanthopoulos, Lazaros Palamaris, Dimitrios Psimadas, Penelope Bouziotis, George Kordas, Sergey Mikhalovsky, Mohammad Alavijeh, George Loudos, accepted for publication in International Journal of Pharmaceutics, 2014.
    9. 78. Targeted Delivery of Silver Nanoparticles and Alisertib. In Vitro and In Vivo Synergistic Effect Against Glioblastoma, Erica Locatelli, Maria Naddaka, Chiara Uboldi, George Loudos, Eirini Fragogeorgi, Valerio Molinari, Andrea Pucci, Theodoros Tsotakos, Dimitrios Psimadas, Jessica Ponti, Mauro Comes Franchini, accepted for publication in Nanomedicine, 2014.
    10. 77. A comparison study on imaging performance of ArraySL-4 and SPMArray4 silicon photomultipliers coupled to BGO and CsI:Na arrays, S. David, M. Georgiou, E. Fysikopoulos, N. Belcari and G. Loudos, accepted for publication in JINST, 2014.
    11. 76. Low cost FPGA based data acquisition system for a gamma imaging probe, E. Fysikopoulos, M. Georgiou, G. Loudos and G. Matsopoulos, accepted for publication in JINST, 2014.
    12. 75. Polymeric micelles and vesicles: Biological behavior evaluation using radiolabeling techniques, Dimitrios Psimadas, Sebastien Lecommandoux, Penelope Bouziotis, Alexandra D. Varvarigou, Panagiotis Georgoulias, George Loudos, accepted for publication in Journal of Pharmaceutical and Biomedical Analysis, 2014.
    13. 74. Dynamic in-vivo imaging of dual-triggered microspheres for sustained release applications: Synthesis, characterization and cytotoxicity study, Eleni K. Efthimiadou, Christos Tapeinos, Alexandros Chatzipavlidis, Nikos Boukos, George Loudos, Eirini Frageogeorgi, Lazaros Palamaris and George Kordas, International Journal of Pharmaceutics, Volume 461, Issue 1, 30 January 2014, Pages 54-63.
    2013 (12)
    1. 73. Monte-Carlo based characterization of the counting rate (NECR) response for personalized optimization of the administered activity in clinical PET imaging, Nicolas A. Karakatsanis, George Loudos, Arman Rahmim, Konstantina S. Nikita, accepted for publication in Journal of Frontiers in Biomedical Technologies (FBT), 2013.
    2. 72. Molecular imaging for the in vivo monitoring of angiogenesis in a hindlimb ischemia animal model, Konstantia Tsioupinaki, Stavros Spiliopoulos, Dimitris Karnabatidis, George Loudos, George C. Nikiforidis, George C. Kagadis, accepted for publication in Journal of Frontiers in Biomedical Technologies, 2013.
    3. 71. Radiochemical and Radiobiological Assessment of a Pyridyl-S-Cysteine Functionalized Bombesin Derivative Labeled with the 99mTc(CO)3+ Core, Penelope Bouziotis; Eleni Gourni; George Patsis; Dimitrios Psimadas, Christos Zikos; Melpomeni Fani; Stavros Xanthopoulos; George Loudos; Maria Paravatou-Petsotas; Evangelia Livaniou; Alexandra D Varvarigou; Ioannis Pirmettis; Minas Papadopoulos, Contrast Media and Molecular Imaging, Volume 8, Issue 4, July 2013, Pages 333-339.
    4. 70. Effect of ^176Lu intrinsic radioactivity on dual head PET system imaging and data acquisition, simulation and experimental measurements, Nikos Efthimiou, George Loudos, Nicolas Karakatsanis, George Panayiotakis, Medical Physics, Volume 40, Issue 11, November 2013, Article number 112505.
    5. 69. Investigation of realistic PET simulations incorporating tumor patient's specificity using anthropomorphic models: Creation of an oncology database, Panagiotis Papadimitroulas, Amandine Le Maitre, Nikos Efthimiou, George Loudos, Dimitris Visvikis, George C. Kagadis, Medical Physics, Volume 40, Issue 11, November 2013, Article number 112506.
    6. 68. A review of PET Normalization: Striving for Count Rate Uniformity, L. Theodorakis, G. Loudos, V. Prassopoulos, C. Kappas, I. Tsougos, P. Georgoulias, Nuclear Medicine Communications, Volume 34, Issue 11, November 2013, Pages 1033-1045.
    7. 67. Radiolabeling approaches of nanoparticles with 99mTc. Psimadas D, Bouziotis P, Georgoulias P, Valotassiou V, Tsotakos T and Loudos G. Volume 8, Issue 4, pages 333–339, July/August 2013.
    8. 66. PDE5 inhibition against acute renal ischemia reperfusion injury in rats: does Vardenafil offer protection?, Iason Kyriazis, George C. Kagadis, Panagiotis Kallidonis, Georgiopoulos I, Antonia Marazioti, Aikaterini Geronasiou, Despοina Liourdi, George Loudos, Vasilios Schinas, Dimitris Apostolopoulos, Helen Papadaki, Christodoulos Flordellis, George C. Nikiforidis, Andreas Papapetropoulos, Evangelos Ν. Liatsikos, accepted for publication in World Journal of Urology, Volume 31, Issue 3, June 2013, Pages 597-602.
    9. 65. Biological evaluation of an ornithine-modified 99mTc-labeled RGD peptide as an angiogenesis imaging agent, Irene Tsiapa, George Loudos, Alexandra Varvarigou, Eirini Fragogeorgi, Dimitrios Psimadas, Theodoros Tsotakos, Stavros Xanthopoulos, Dimitris Mihailidis, Penelope Bouziotis, George C. Nikiforidis, George C. Kagadis, Nuclear Medicine and Biology, Volume 40, Issue 2, February 2013, Pages 262-272.
    10. 64. Dose- and time-dependent effects of lipopolysaccharide on technetium-99-m-labeled diethylene-triamine pentaacetatic acid clearance Respiratory system mechanics and pulmonary inflammation, G. A. Kastis, D Toumpanakis, K. Loverdos, A. Anaplioti, A. Samartzis, P. Argyriou, G. Loudos, Ω. Karavana, V Tzouda, I. Datseris, D. Rontogianni, C. Roussos, S. E. Theocharis, T. Vassilakopoulos, Experimental Biology and Medicine 2013, 238:209-222.
    11. 63. Evaluation of powder/granular Gd2O2S:Pr scintillator screens in single photon counting mode under 140keV excitation, S. David, M. Georgiou, G. Loudos, C. Michail, G.Fountos and I. Kandarakis, accepted for publication in Journal of Instrumentation, 2013.
    2012 (12)
    1. 62. A Spartan 6 FPGA Based Data Acquisition System for Dedicated Imagers in Nuclear Medicine, E Fysikopoulos, G Loudos, M Georgiou, S David and G. Matsopoulos, Meas. Sci. Technol. 23 (2012) 125403 (5pp).
    2. 61. Optimization of a gamma imaging probe for axillary sentinel lymph mapping, Georgiou Maria, Loudos George, David Stratos, Papadimitroulas Panagiotis, Liakou Paraskevi, Georgoulias Panagiotis, Journal of Instrumentation 7 (9) , art. no. P09010.
    3. 60. Emerging Technologies for Image Guidance and Device Navigation in Interventional Radiology, George C. Kagadis, Konstantinos Katsanos, Dimitris Karnabatidis, George Loudos, George Nikiforidis and William R. Hendee, Med Phys. 2012 Sep; 39(9):5768-81.
    4. 59. Comparison of three Resistor Network Division Circuits for the readout of 4x4 Pixel SiPM Arrays, S. David, M. Georgiou, M. Fysikopoulos, G. Loudos, accepted for publication in Nuclear Instruments and Methods in Physics Research A, 2012.
    5. 58. Parstatin prevents renal injury following ischemia/reperfusion and radiocontrast administration, Athanasios Diamantopoulos, Iason Kyriazis, Katerina Geronatsiou, Helen Papadaki, George Loudos, George C. Kagadis, Konstantinos Katsanos, Evangelos Liatsikos, Dimitrios Karnabatidis, Dimitrios Siamblis, and Nikos E. Tsopanoglou, American Journal of Nephrology, 36 ( 3 ) pp. 278 - 286.
    6. 57. "A Dose Point Kernel Database Using GATE Monte Carlo simulation Toolkit for Nuclear Medicine applications. Comparison with other Monte Carlo codes", Panagiotis Papadimitroulas, George Loudos, George C. Nikiforidis, George C. Kagadis, Medical Physics, 2012, 39 (8) pp. 5238-5247.
    7. 56. "Structural modifications of 99mTc-labelled bombesin-like peptides for optimizing pharmacokinetics in prostate tumor targeting", Christos C. Liolios, Eirini A. Fragogeorgi, Christos Zikos, George Loudos, Stavros Xanthopoulos, Penelope Bouziotis, Maria Paravatou-Petsotas, Evangelia Livaniou, Alexandra D. Varvarigou, Gregory B. Sivolapenko, International Journal of Pharmaceutics, Volume 430, Issues 1–2, 1 July 2012, Pages 1–17.
    8. 55. "Synthesis and comparative assessment of a labeled RGD peptide bearing two different 99mTc-tricarbonyl chelators for potential use as targeted radiopharmaceutical", Dimitrios Psimadas, Melpomeni Fani, Eleni Gourni, George Loudos, Stavros Xanthopoulos, Christos Zikos, Penelope Bouziotis, Alexandra D. Varvarigou, Bioorganic & Medicinal Chemistry, Volume 20, Issue 8, 15 April 2012, Pages 2549–2557.
    9. 54. "Molecular Nanomedicine towards Cancer: 111In-labeled Nanoparticles", Dimitrios Psimadas, Panagiotis Georgoulias, Varvara Valotassiou, George Loudos, Journal of Pharmaceutical Sciences Volume 101, Issue 7, pages 2271–2280, July 2012.
    10. 53. "Quantitative assessment of crystal material and size on the performance of rotating dual head small animal PET scanners using Monte Carlo modelling", Nafise Ghazanfari, Saeed Sarkar, George Loudos, Mohammad Reza Ay, Hell J Nucl Med 2012; 15(1): 33-39.
    11. 52. "Preliminary evaluation of a 99mTc labeled hybrid nanoparticle bearing a cobalt ferrite core", Dimitrios Psimadas, Giovanni Baldi, Costanza Ravagli, Penelope Bouziotis, Stavros Xanthopoulos, Mauro Comes Francini, Panagiotis Georgoulias, George Loudos, Journal of Biomedical Nanotechnology, Volume 8, Number 4, August 2012 , pp. 575-585(11).
    12. 51. "Experimental and simulation studies for the optimization of dedicated scintimammography cameras", M. Georgiou, S. David, G. Loudos, I. Tsougos and P. Georgoulias, Journal of Instrumentation, Volume 7, January 2012.
    2011 (5)
    1. 50. "Initial Results on SiPM Performance for use in Medical Imaging", Nikos Efthimiou, Giannis Argyropoulos, George Panayiotakis, Maria Georgiou, George Loudos, Meas. Sci. Technol. 22(2011) 114001 (8pp).
    2. 49. "Tomographic evaluation of a dual head PET", N Efthimiou, S Maistros, X Tripolitis, A Samartzis, G Loudos and G Panayiotakis, Meas. Sci. Technol. 22(2011) 114010 (10pp).
    3. 48. "A Spartan 3E based low-cost system for gamma-ray detection in small SPECT or PET systems", Fisikopoulos Eleftherios, Georgiou Maria, Efthimiou Nikos, David Stratos, Loudos George, and Matsopoulos George, Meas. Sci. Technol. 22(2011) 114002 (7pp).
    4. 47. "3D Calculation of Absorbed Dose For 131I-Targeted Radiotherapy: A Monte Carlo Study", E. Saeedzadeh, S. Sarkar, A. Abbaspour Tehrani-Fard, M. R. Ay, H. R. Khosravi and G. Loudos, Radiat Prot Dosimetry (2011) pp. 1-8.
    5. 46. "Investigation of Time-of-Flight Benefits on the LYSO-Based PET/CT Scanner: A Monte Carlo Study Using GATE", P. Geramifar, M.R. Ay, M. Shamsaie Zafarghandi, S. Sarkar, G. Loudos, A. Rahmim, Nuclear Instruments and Methods in Physics Research A 641 (2011) 121–127.
    6. 45. "Current status and future perspectives of in vivo small animal imaging using radiolabeled nanoparticles", George Loudos, George Kagadis, Dimitris Psimadas, Eur J Radiol. 2011 May;78(2):287-9.
    2010 (6)
    1. 44."e-Herophilus: 24-hour personalised telecardiology services", A.N. Kastania, G. Loudos, N.P. Sgouros, I. Constantinou, M. Vavatsioula, H. Boudoulas, S.Kossida, International Journal of Electronic Healthcare, Volume 5 - Issue 4 - 2010, pp. 340-354.
    2. 43. "In vivo small animal imaging: current status and future prospects", George C. Kagadis, George Loudos, Konstantinos Katsanos, Steve G. Langer, George C. Nikiforidis, Med Phys. 2010 Dec;37(12):6421-42.
    3. 42. "Evaluation of Re and 99mTc complexes of 2-(4-aminophenyl)benzothiazole as breast cancer radiopharmaceuticals", Stamatia Tzanopoulou, Marina Sagnou, Maria Paravatou-Petsotas, Eleni Gourni, George Loudos, Stavros Xanthopoulos, Daniel Lafkas, Hippokratis Kiaris, Alexandra Varvarigou, Ioannis C. Pirmettis, Minas Papadopoulos, Maria Pelecanou, J Med Chem. 2010 Jun 24;53(12):4633-41.
    4. 41. "Development and evaluation of QSPECT open-source software for the iterative reconstruction of SPECT images", George Loudos, Panagiotis Papadimitroulas, Panteleimon Zotos, Ioannis Tsougos, Panagiotis Georgoulias, Nuclear Medicine Communications: June 2010 - Volume 31 - Issue 6 - pp 558-566.
    5. 40. "Effects of Crystal Pixel Size and Collimator Geometry on the Performance of Pixelated Crystal Gamma Camera by Using Monte Carlo Simulation", M. Rasouli, A. Takavar, M.R. Ay, S. Saber and G. Loudos, Journal of Nuclear Medicine Technology, 2010,  Vol. 38, No 4,  pp 199-204.
    2009 (6)
    1. 39. "Performance Comparison of Four Commercial GE Discovery PET/CT Scanners: A Monte Carlo Study Using GATE", Parham Geramifar, Mohammad Reza Ay, Mojtaba Shamsaie Zafarghandi, George Loudos, Arman Rahmim,  Iran J Nucl Med 2009;17(2):26-33.
    2. 38. "Patient Specific Internal Radionuclide Dosimetry", Ioannis Tsougos, George Loudos, Panagiotis Georgoulias, Kiki Theodorou, Constantine Kappas, Nuclear Medicine Communications 31 (2), pp. 97-106.
    3. 37. "Brukin2D': a 2D visualization and comparison tool for LC-MS data", Dimosthenis Tsagkrasoulis, Panagiotis Zerefos, George Loudos, Antonia Vlahou, Marc Baumann and Sophia Kossida, BMC Bioinformatics 2009, 10(Suppl 6):S12 doi:10.1186/1471-2105-10-S6-S12.
    4. 36. "Structural Assessment and Biological Evaluation of Two N3S Bombesin Derivatives", Eleni Gourni, Penelope Bouziotis, Dimitra Benaki, George Loudos, Stavros Xanthopoulos, Maria Paravatou-Petsotas, Maria Mavri-Vavagianni, Maria Pelecanou, Spyros C. Archimandritis and Alexandra D. Varvarigou, J Med Chem. 2009 Jul 23;52(14):4234-4246.
    5.  35. "Spacer Site Modifications for the Improvement of the in Vitro and in Vivo Binding Properties of (99m)Tc-N(3)S-X-Bombesin[2-14] Derivatives", EA. Fragogeorgi, C. Zikos, E. Gourni, P. Bouziotis, M. Paravatou-Petsotas, G. Loudos, N. Mitsokapas, S. Xanthopoulos, M. Mavri-Vavayanni, E. Livaniou, AD. Varvarigou, SC. Archimandritis, Bioconjug. Chem. 2009.
    6.  34. "A radionuclide dosimetry toolkit based on material specific Monte Carlo dose kernels", George Loudos, Ioannis Tsougos, Spyros Boukis, Nikolas Karakatsanis, Panagiotis Georgoulias, Kiki Theodorou, Konstantina Nikita, Constantin Kappas, Nucl Med Commun. 2009 Jul;30(7):504-12.
    2008 (1)
    1.  33. "An efficient analytical calculation of probability matrix in 2D SPECT", Loudos GK, Computerized Medical Imaging and Graphics, Volume 32, Issue 2, March 2008, Pages 83-94.
    2007 (9)
    1. 32. "177Lu-labeled-VG76e monoclonal antibody in tumor angiogenesis: A comparative study using DOTA and DTPA chelating systems", Fani, M., Bouziotis, P., Harris, A.L., Psimadas, D., Gourni, E., Loudos, G., Varvarigou, A.D., Maecke, H.R., Radiochimica Acta, Volume 95, Issue 6, Pages 351-357, 2007.
    2. 31. “Performance Evaluation of a Dedicated Camera Suitable for Dynamic Radiopharmaceuticals Evaluation in Small Animals", George Loudos, Stan Majewski, Randy Wojcik, Andrew Weisenberger, Nicolas Sakellios, Konstantina Nikita, Nikolaos Uzunoglu, Penelope Bouziotis, Stavros Xanthopoulos, Alexandra Varvarigou, IEEE Trans. Nucl. Sc, Vol. 54, No. 3, June 2007.
    3. 30. "Luminescence properties of (Lu, Y)2SiO5 : Ce and Gd2SiO5:Ce Single Crystal Scintillators Under X-ray excitation for use in medical imaging systems", Ioannis Valais, Ioannis kandarakis, Dimitirs Nikolopoulos, Christos Michail, Stratos David, George Loudos, Dionisis Cavouras and George Panayiotakis, IEEE Trans. Nucl. Sc., Vol. 54, No.1, February 2007, pp 1-8.
    4. 29. "Performance evaluation of a mouse-sized camera for dynamic-studies in small animals", Loudos George, Majewski Stan, Wojcik Randy, Weisenberger Andrew, Nikita Konstantina, Uzunoglu Nikolaos, Sakellios Nicolas, Bouziotis Penelope, Varvarigou Alexandra, Nuclear Instruments and Methods in Physics Research A 571, pp. 48–51, 2007.
    5. 28. "Validation of a GATE model for the simulation of the Siemens PET/CT biograph™ 6 scanner", P. Gonias, N. Bertsekas, G. Saatsakis, D. Nikolopoulos, X. Tsantilas, G. Loudos, N. Sakellios, N. Karakatsanis, A. Gaitanis, L. Papaspyrou, A. Daskalakis, P. Liaparinos, D. Cavouras, I. Kandarakis and G.S. Panayiotakis, Nuclear Instruments and Methods in Physics Research A 571, pp. 263–266, 2007.
    6. 27. "Investigation of the effect of the scintillator material on the overall X-ray detection system performance by application of analytical models", N. Efthimiou, N. Kalivas, G. Patatoukas, A. Konstantinidis, I. Valais, D. Nikolopoulos, A. Gaitanis, S. David, C. Michail, G. Loudos, D. Cavouras, G. Panayiotakis, I. Kandarakis, Nuclear Instruments and Methods in Physics Research A 571, pp. 270–273, 2007.
    7. 26. A systematic study of the performance of the CsI:Tl single-crystal scintillator under X-ray excitation, Ioannis Valais, Dimitrios Nikolopoulos, Nektarios Kalivas, Anastasios Gaitanis, Georgios Loudos, Ioannis Sianoudis, Nikolaos Giokaris, Dionisis Cavouras, Nikolaos Dimitropoulos, Constantinos D. Nomicos, Ioannis Kandarakis, Georgios S. Panayiotakis, Nuclear Instruments and Methods in Physics Research A 571, pp. 346–349, 2007.
    8. 25. "Efficiency of Lu2SiO5:Ce (LSO) powder phosphor as X-ray to light converter under mammographic imaging conditions", S. David, C. Michail, I. Valais, D. Nikolopoulos, P. Liaparinos, N. Kalivas, I. Kalatzis, N. Efthimiou, A. Toutountzis, G. Loudos, I. Sianoudis, D. Cavouras, N. Dimitropoulos, C.D. Nomicos, I. Kandarakis and G.S. Panayiotakis, Nuclear Instruments and Methods in Physics Research A 571, pp. 346–349, 2007.
    9. 24. "A Comparative Evaluation of Scatter Correction Techniques in High Resolution Detectors Based on PSPMTs and Scintillator Arrays", E. Karali, G. Loudos, N. Sakelios, K. S. Nikita, N. Giokaris, (to appear in IEEE Transactions on Instrumentation and Measurement).
    2006 (8)
    1. 23. "Comparative In Vivo Evaluation Of Two Novel Tc-99m Labeled Bombesin Derivatives", E. Gourni, P. Bouziotis, C. Zikos, G. Loudos, S. Xanthopoulos, M.Fani, S.C Archimandritis, A.D. Varvarigou, Nuclear Instruments and Methods in Physics Research Section A, Volume 569, Issue 2, pp. 518-521, 2006.
    2. 22. "A GUI Application for creating macro files in GATE", S. Boukis, N. Sakellios, D. Lazaro, G. Loudos, K. Nikita, Nuclear Instruments and Methods in Physics Research Section A, Volume 569, Issue 2, pp. 378-380, 2006.
    3. 21. "Monte-Carlo Simulation for Scatter Correction Compensation Studies in SPECT Imaging using GATE", N.Sakellios, E. Karali, G. Loudos, K. Nikita, Nuclear Instruments and Methods in Physics Research Section A, Volume 569, Issue 2, pp. 404-408, 2006.
    4.  20. "A Comparative Evaluation of two commercial PET Scanners using GATE", N. Karakatsanis, N.Sakellios, X. Tsantilas, N. Dikaios, C. Tsoumpas, K. Nikita, D. Lazaro, G. Loudos, A. Louizi, I. Valais, D. Nikolopoulos, J. Malamitsi, I. Kandarakis, Nuclear Instruments and Methods in Physics Research Section A, Volume 569, Issue 2, pp. 368-372, 2006.
    5. 19. "Radiolabeled biomolecules for early cancer detection and therapy via angiogenesis targeting", P.Bouziotis, D.Psimadas, M. Fani, G. Loudos, S. Xanthopoulos, S. A. Archimandritis and A.D. Varvarigou, Nuclear Instruments and Methods in Physics Research Section A, Volume 569, Issue 2, pp. 210-214, 2006.
    6. 18. "Imaging properties of cerium doped Yttrium Aluminum Oxide (YAP:Ce) powder scintillating screens under X-ray excitation", I. Valais, N. Kalivas, A. Konstantinidis, G. Loudos, N. Sakellios, N. Karakatsanis, K. Nikita, I. Sianoudis,  N. Giokaris, D. Cavouras, C. Nomicos, N. Dimitropoulos, G.Panayiotakis, I. Kandarakis, Nuclear Instruments and Methods in Physics Research Section A, Volume 569, Issue 2, pp. 210-214, 2006.
    7. 17. "Comparison of CsI(Tl) and CsI(Na) partially slotted crystals for high resolution SPECT imaging", N. Giokaris, G. Loudos, D. Maintas, A. Karabarbounis, M. Lembesi, V. Spanoudaki, E. Stiliaris, S. Boukis, N. Sakellios, N. Karakatsanis, A.Gektin, A. Boyarintsev, V. Pedash, V. Gayshan, Nuclear Instruments and Methods in Physics Research Section A, Volume 569, Issue 2, pp. 185-187, 2006.
    8. 16. "Comparative Evaluation of Linear and Cyclic 99mTc-RGD Peptides for Targeting of Integrins in Tumor Angiogenesis", Melpomeni Fani, Dimitrios Psimadas, Christos Zikos, Stavros Xanthopoulos, George K. Loudos, Penelope Bouziotis And Alexandra D. Varvarigou, Anticancer Research 26: 26: 2006 Jan-Feb;26(1A):431-4.
    2005 (1)
    1. 15. "Partially slotted crystals for a high-resolution γ-camera based on a position sensitive photomultiplier", N. Giokaris, G. Loudos, D. Maintas, A. Karabarbounis, M. Lembesi, V. Spanoudaki, E. Stiliaris, S. Boukis, A.Gektin, A. Boyarintsev, V. Pedash, V. Gayshan, Nuclear Instruments and Methods in Physics Research Section A, Volume 550, Issues 1-2, 11 September 2005, Pages 305-312.
    2004 (7)
    1. 14. "Validation of the GATE Monte Carlo simulation platform for modelling a CsI(Tl) scintillation camera dedicated to small-animal imaging", D Lazaro, I Buvat, G. Loudos, D Strul, G Santin, N Giokaris, D Donnarieix, L Maigne, V Spanoudaki, S Styliaris, S Staelens and V Breton, Phys. Med. Biol. 49 2004, 271-285.
    2. 13. "A Modification Of The Dual Energy Window Subtraction Method For Scatter Compensation In Pixelized Scintillators For SPECT", G. Loudos, N. Sakelios, N. Giokaris, K. Nikita, N. Uzunoglu, D. Maintas., Nuclear Instruments and Methods in Physics Research Section A 527 (2004) pp. 145-150.
    3. 12. "High Resolution And High Sensitivity SPECT Imaging Of Breast Phantoms", G. Loudos, N. Giokaris, D. Maintas, K. Mainta, N. Sakelios, E. Stiliaris, A.Karabarbounis, C. Papanicolas, V. Spanoudaki, K. Nikita, N. Uzunoglu, S. Archimandritis, A. Varvarigou, K.Stefanis, S. Majewski, D. Weisenberger, R. Pani., Nuclear Instruments and Methods in Physics Research Section A 527 (2004), pp. 97-101.
    4. 11. "Crystal And Collimator Optimization Studies Of A High-Resolution Camera Based On A Position Sensitive Photomultiplier", N. Giokaris, G. Loudos, D. Maintas, A Karabarbounis, V. Spanoudaki, E. Stiliaris, S. Boukis, A.Gektin, A. Boyarintsev, V. Pedash., Nuclear Instruments and Methods in Physics Research Section A 527 (2004), pp. 134-139.
    5. 10. "The Use Of The Micromegas Technology For A New Imaging System", G. Fanourakis, T. Geralis , K. Kousouris, K. Zachariadou, I. Giomataris, N. Giokaris, G. Loudos, M. Lebesi, E. Styliaris., Nuclear Instruments and Methods in Physics Research Section A 527 (2004), pp. 62-67.
    6. 9. "Design and Development of a Position Sensitive Camera for SPECT Imaging based on PCI Electronics", V. Spanoudaki, N. Giokaris, A. Karabarbounis, G. Loudos, D. Maintas, C. Papanicolas, P. Paschalis, E. Stiliaris., Nuclear Instruments and Methods in Physics Research Section A 527 (2004), pp. 151-156.
    7. 8. "Tomographic Image Reconstruction using Artificial Neural Networks", P. Paschalis, N. Giokaris, A. Karabarbounis, G. Loudos, D. Maintas, C. Ν. Papanicolas, V. Spanoudaki, E. Stiliaris, Ch. Tsoumbas., Nuclear Instruments and Methods in Physics Research Section A 527 (2004), pp. 211-215.
    2003 (6)
    1. 7. "[99mTc]Demobesin 1, A Novel Potent Bombesin Analog For GRP-Receptor-Targeted Tumor Imaging", Berthold Nock, Anastasia Nikolopoulou, Efstratios Chiotellis, George Loudos, Dimitrios Maintas, Jean Claude Reubi, Theodosia Maina, Eur J Nucl Med Mol Imaging. 2003 Feb;30(2):247-58.
    2. 6. "Samarium-153 and Technetium-99m-Labeled Monoclonal Antibodies in Angiogenesis for Tumor Visualization and Inhibition", P. Bouziotis, M. Fani, S.C. Archimandritis, G. Loudos, M. Paravatou, R. Bicknell, A.L. Harris, S. Xanthopoulos, N. Stratis and A.D. Varvarigou, Anticancer Research 23: 2167-2172, 2003.
    3. 5. "Biodistribution and Scintigraphic Studies of 153Sm-labeled anti-CEA Monoclonal Antibody for Radioimmunoscintigraphy and Radioimmunotherapy", M. Fani, S. Xanthopoulos, S.C. Archimandritis, N. Stratis, P. Bouziotis, G. Loudos and A.D. Varvarigou, Anticancer Research 23: 2195-2200, 2003.
    4. 4. "Improving Spatial Resolution in SPECT with the Combination of PSPMT Based Detector and Iterative Reconstruction Algorithms", G.K. Loudos, K.S. Nikita, N.K. Uzunoglu, N.D. Giokaris, C.N.Papanicolas, S.C. Archimandritis, A.D. Varvarigou, D. Maintas, Computerized Medical Imaging and Graphics, Volume 27, Issue 4, July-August 2003, Pages 307-313.
    5. 3. "A 3D High Resolution gamma-camera for Radiopharmaceutical Studies with Small Animals", G. K.Loudos, K.S. Nikita, N.D. Giokaris, E. Styliaris, S.C. Archimandritis, A. D. Varvarigou, C.N.Papanicolas, S. Majewski, D. Weisenberger, R. Pani, F. Scopinaro, N.K. Uzunoglu, D. Maintas, K. Stefanis, Applied Radiation and Isotopes, Volume 58, Issue 4, April 2003, Pages 501-508.
    6. 2. "Ιmaging Of Breast Phantoms Using A High Resolution Position Sensitive Photomultiplier Tube", N. D. Giokaris, G. K. Loudos, D. Maintas, D. Papapanagiotou, K. S. Nikita, N.K. Uzunoglu, A. Karabarbounis, C.N. Papanicolas, E. Stiliaris, S. C. Archimandritis, A. D. Varvarigou, C.N. Stefanis, S. Majewski, R. Pani, F. Scopinaro, Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, Volume 497, Issue 1, pp. 141-149, 21 January 2003.
    2002 (1)
    1.  1. "[99mTc]Demotate, A New 99mtc-Based [Tyr3]Octreotate Analogue For The Detection Of Somatostatin Receptor-Positive Tumours: Synthesis And Preclinical Results", T. Maina, B. Nock, A. Nikolopoulou, P. Sotiriou, G. Loudos, D. Maintas, P. Cordopatis, E. Chiotellis, Eur. J. Nucl. Med., 29: pp.742–753, 2002.

    Greek (2)

    1. "Dedicated High Resolution Tomo-Scintigraphic Systems; Their Applications and Current Greek Studies", G. Loudos, Hellenic Journal Of Nuclear Medicine, Volume 9 - Number 2, pp. 126-132, May - August 2006.
    2. "Development of a High Resolution Gamma-Camera System", G. Loudos, K. Nikita, N. Uzunoglu, Medical Status, pp.1797 (part 1), 1837 (part 2). 

    Conference Publications (179)

    International Conferences (132)

    2014 (14)
    1. Development of a Gamma-Ray Detector Based on 1mm Pixel GAGG:Ce Scintillators Coupled to a Silicon Photomultiplier Array, Stratos David, Maria Georgiou, Eleftherios Fysikopoulos and George Loudos, IEEE Nuclear Science Symposium & Medical Imaging Conference, Washington State Convention Center, Seattle, WA USA, • 8-15 November 2014.
    2. Unprecedented high tumor uptake of the truncated gastrin analog [111In]SG5 following HPLC-purification and treatment of mice with phosphoramidon, A. Kaloudi, E. Lymperis, B. A. Nock, G. Loudos, E. P. Krenning, M. de Jong, T. Maina-Nock, EANM'14 - 27th Annual Congress of the European Association of Nuclear Medicine, Gothenburg, Sweden, October 18 - 22, 2014.
    3. Does the setup of Monte Carlo simulations influence the calculated properties and effect of Gold Nanoparticles?, Dimitris Makris, Spiridon V. Spirou and George Loudos, 8th European Conference on Medical Physics (ECMP2014), Athens, Greece, September 11th - 13th, 2014.
    4. Positron Emission Tomography’s Newest Technologies to Address Present and Future Applications: A Focus on Time-of Fight, Theodorakis L, Loudos G, Prassopoulos V, Kappas C, Tsougos I, Georgoulias P, 8th European Conference on Medical Physics (ECMP2014), Athens, Greece, September 11th - 13th, 2014.
    5. Evaluation of a new methodology for paediatric dosimetry: optimization of SPECT protocols, based on Monte Carlo simulations with high-resolution anthropomorphic phantoms, Panagiotis Papadimitroulas, George Loudos, George C. Kagadis, 8th European Conference on Medical Physics (ECMP2014), Athens, Greece, September 11th - 13th, 2014.
    6. Optimisation of image-based dosimetry in Y90 radioembolisation: a Monte Carlo approach using the GATE simulation toolkit, K. Mountris, A. Autret, P. Papadimitroulas, G. Loudos, D. Visvikis, G. Nikiforidis, 8th European Conference on Medical Physics (ECMP2014), Athens, Greece, September 11th - 13th, 2014.
    7. Realistic MC simulated myocardium protocol, incorporating motion in the XCAT anthropomorphic model. Preliminary quantification study, Paraskevi Liakou, Panagiotis Papadimitroulas, George Loudos, George C. Kagadis, 8th European Conference on Medical Physics (ECMP2014), Athens, Greece, September 11th - 13th, 2014.
    8. Evaluation of a SiPM array coupled to a Gd3Al2Ga3O12: Ce (GAGG:Ce) Discrete scintillator, G. Delimani, M. Georgiou, P. Papadimitroulas, P. Papalichalis, K. Mikropoulos, S. David and G.Loudos, 8th European Conference on Medical Physics (ECMP2014), Athens, Greece, September 11th - 13th, 2014.
    9. Exploitation of Realistic Computational Anthropomorphic Phantoms for the Optimization of Nuclear Imaging Acquisition and Processing Protocols, George K. Loudos, Panagiotis G. Papadimitroulas, and George C. Kagadis, 2014 IEEE EMBC, Sheraton Hotel & Towers, Chicago, USA, 26 August - 30 August, 2014.
    10. Internal dosimetric calculations for pediatric nuclear imaging applications, using Monte Carlo simulations and high resolution pediatric computational phantoms, Panagiotis Papadimitroulas, George Loudos, George C. Kagadis, AAPM, 2014.
    11. Internal dosimetric calculations for several imaging radiopharmaceuticals in preclinical studies and quantitative assessment of the mouse size impact on them. Realistic Monte Carlo simulations based on the 4D-MOBY model, Theodora Kostou, Panagiotis Papadimitroulas, George Loudos, George C. Kagadis, AAPM, 2014.
    12. Preliminary In Vitro and In Vivo Evaluation of Glucose Modified Stealth Liposomes labelled with technetium tricarbonyl core for Brain Targeting, European Molecular Imaging Meeting – EMIM, Antwerp, Belgium, 4-6 June 2014.
    13. Preliminary in vitro and in vivo evaluation of Liposomal nanoparticles for passive and active tumour targeting by scintigraphic and MRI imaging, Bianchi Patrick, Fragogeorgi Eirini, Efthymiadou Eleni, Xanthopoulos Stavros, Psimadas Dimitrios, Bouziotis Penelope, Kordas George, Loudos George, Silvio Aime, 3rd International Conference on PET/MR and SPECT/MR, Kos Island, May 19-21 2014.
    14. Highly Magnetoresponsive Theranostics Based on Epitaxially Condensed Colloidal Nanocrystal Clusters, A. Kolokithas-Ntoukas, G. Mountrichas, S. Pispas, K. Polakova, R. Zboril, C. Diwoky, G. Loudos, E. Fragogeorgi, A. Bakandritsos, International Conference on Nanotechnology in Medicine, London, February, 2014.
    2013 (17)
    1. 176Lu Effect on the Minimum Detectable Activity Limits for a Dual Head, LSO:Ce Based, PET System, Nikos Efthimiou, George Panayotakis, George Loudos, IEEE NSS-MIC, October 27 – November 02, Seoul, Korea, 2013.
    2. Development of a SiPM based gamma-ray imager using a Gd3Al2Ga3O12:Ce (GAGG:Ce) scintillator array, M. Georgiou, S. David, E. Fysikopoulos and G. Loudos, IEEE NSS-MIC, October 27 – November 02, Seoul, Korea, 2013.
    3. FPGA Electronics for Dual Head PET Detectors, Fysikopoulos Eleftherios, Georgiou Maria, Efthimiou Nikos, David Stratos, Loudos George and Matsopoulos George, IEEE NSS-MIC, October 27 – November 02, Seoul, Korea, 2013
    4. Radiolabeling and biodistribution properties comparison of hybrid nanoparticles bearing CoFe2O4 and Fe3O4 magnetic cores, Dimitrios Psimadas, Giovanni Baldi, Costanza Ravagli, Theodoros Tsotakos, Eirini Fragogeorgi, Mauro Comes Franchini, Varvara Valotassiou, Panagiotis Georgoulias, George Loudos, ΕΑΝΜ 13, Lyon 19 -23 October 2013.
    5. In vivo imaging of hEGFR-targeted PEG-based nanocarrier containing magnetic nanoparticles for cancer diagnosis and therapy, Dimitrios Psimadas, Mauro Comes Franchini, Giovanni Baldi, Eirini Fragogeorgi, Costanza Ravagli, Theodoros Tsotakos, Penelope Bouziotis, Panagiotis Georgoulias, George Loudos, ΕΑΝΜ 13, Lyon 19 -23 October 2013.
    6. A Commercial Low Cost Spect System, Suitable For Small Animal Imaging, G. Kagadis, M. Georgiou, E. Fysikopoulos, N. Efthimiou, K. Mikropoulos, P. Papamichalis, P. Papadimitroulas, E. David, G. Loudos, ΕΑΝΜ 13, Lyon 19 -23 October 2013.
    7. Creation and quantification analysis of a simulated SPECT database using the 4D-MOBY phantom for imaging applications, Theodora Kostou,Panagiotis Papadimitroulas, George Loudos and George  C. Kagadis, “The future of radiation oncology: Imaging, Dosimetry, Biology & Therapy” Workshop, Berder, France, September 25th- 28th, 2013.
    8. Improving sensitivity in a scintigraphic SLN probe using fast scintillators coupled to SiPMs arrays, Maria Georgiou, George Loudos, Panagiotis Papadimitroulas, Panagiotis Georgoulias, Second Mediterranean Thematic Workshop In Advancedmolecular Imaging “Low Dose Imaging”, Majorca, Spain 25-28 September 2013.
    9. Folic Acid functionalized Quatro-NanoContainers as targeted agent: In vitro and In vivo study, E. K. Efthimiadou, C. Tapeinos, L. A. Tziveleka, A. F. Metaxa, N. Boukos, E. Fragogeorgi, L. Palamaris, G. Loudos, N. Kostomitsopoulos and G. Kordas, The European Summit for Clinical Nanomedicine 2013, Clinical Nanomedicine & Targeted Medicine, June 23-26, 2013, Basel, Switzerland.
    10. Creation and quantification analysis of a simulated SPECT database using the 4D-MOBY phantom for imaging applications, Theodora. Kostou, Panagiotis. Papadimitroulas, George. Loudos, George .C. Kagadis, 55th Annual Meeting of the American Association of Physicists in Medicine, 4-8 August 2013, Indianapolis, US.
    11. Radiolabelling optimization of new stealth liposomal nanoparticles with Tc-99m. Fragogeorgi I., I.N, Savina, T.Tsotakos, Varvarigou A.D., Mikhalovsky, S.V., Alavijeh M.S., Loudos G., Preliminary study with challenging promises for the imaging of lipid-based delivery systems across the BBB, EMIM 2013, Torino, 26-28 May 2013.
    12. Influence of structure modifications on Bombesin-like peptide uptake in experimental endocrine tumors, P.Βouziotis, C. Liolios, E. Fragogeorgi, E. Gourni, S. Xanthopoulos, G. Loudos, A. D .Varvarigou, EMIM 2013, Torino, 26-28 May 2013.
    13. Methods for the improvement of tumor uptake and pharmacokinetics of radiolabelled bombesin analogues, Liolios C. C., Fragogeorgi I., Xanthopoulos S., Loudos G., E. Livaniou, Sivolapenko G., Varvarigou A.D., EMIM 2013, Torino, 26-28 May 2013.
    14. From animals to humans: Pharmacokinetic scaling up of tumor-targeting 99mTc-BN analogues, Liolios C. C., Xanthopoulos S., Loudos G., Varvarigou A.D., Sivolapenko G., EMIM 2013, Torino, 26-28 May 2013.
    15. Creation of a simulated database for SPECT / PET applications, using computational models, Panagiotis Papadimitroulas, George C. Kagadis, Theodora Kostou, Paraskevi Liakou and George Loudos, 4th International Workshop on Computational Phantoms for Radiation Protection, Imaging, and Radiotherapy, Zurich, 20-22 May 2013.
    16. Temperature dependence of digital silicon photomultipliers in SPECT applications, Maria Georgiou, Giacomo Borghi, Spiridon V. Spirou, George Loudos and Dennis R Schaart, PSMR 2013, Aachen, 6-7 May 2013.
    17. Realistic tumor modeling incorporating PET data for brachytherapy dosimetric calculations using GATE, P. Papadimitroulas, G. C. Kagadis, G. Loudos, International Workshop «Young Investigators» Radiobiology applied on Oncology, 3-6 April 2013, Lesponne Valley, Pyrenees
    2012 (6)
    1. Initial experience from the assessment of magnetic hyperthermia effect using in vivo nuclear imaging, G. Loudos, E. Fragogeorgi, L. Palamaris, T. Tsotakos, D. Psimadas, Annual meeting of the COST TD1004 “Theragnostics Imaging and Therapy: An Action to Develop Novel Nanosized Systems for Imaging-Guided Drug Delivery", King’s College London, 28-30 October 2012.
    2. Preliminary in vitro & in vivo evaluation of a  99mTc labelled hybrid magnetic nanocarrier, Eirini Fragogeorgi, Aristides Bakandritsos, George Loudos, Annual meeting of the COST TD1004 “Theragnostics Imaging and Therapy: An Action to Develop Novel Nanosized Systems for Imaging-Guided Drug Delivery", King’s College London, 28-30 October 2012.
    3. In vivo imaging of nanoparticles for diseases diagnosis and therapy using radiolabelling techniques, G. Loudos, D. Psimadas, T. Tsotakos, E. Fragogeorgi, 9th International Conference on Nanosciences & Nanotechnologies (NN12), 3-6 July 2012, Thessaloniki, Greece.
    4. Realistic Pathological Simulations of the NCAT and Zubal Anthropomorphic Models, Based On Clinical PET/CT Data, P Papadimitroulas, G Loudos, A Le Maitre, N Efthimiou, D Visvikis, G Nikiforidis, GC Kagadis, AAPM 54th Annual Meeting and Exhibition in Charlotte, NC, July 29 - August 2, 2012.
    5. Comparison of three Resistor Network Division Circuits for the readout of 4x4 Pixel SiPM Arrays, S. David, M. Georgiou, M. Fysikopoulos, G. Loudos, PET/MR and SPECT/MR: New Paradigms for Combined Modalities in Molecular Imaging Conference, 26-30 May 2012, Elba, Italy.
    6. Evaluation of a new radiopeptide RGD analog GGC-(Orn)3-cRGDfK suitable for Specific Targeting of Tumor Angiogenesis by RGD-Conjugated Magnetic Nanoparticles for Combined Cancer Imaging and Therapy In vivo, Eirini Tsiapa, Penelope Bouziotis, George Loudos, Alexandra D. Varvarigou, Dimitris Mihailidis, George C. Nikiforidis and George C. Kagadis, ESRR'12 - 16th European Symposium on Radiopharmacy and Radiopharmaceuticals, April 26 - 29, 2012, Nantes, France.
    2011 (6)
    1. Evaluation of an imaging gamma probe based on R8900U-00-C12 PSPMT, M. Georgiou, S. David, P. Papadimitroulas, E. Fysikopoulos, A.Bregou, G. Loudos, P. Georgoulias, 2011 IEEE MIC in Valencia, Spain.
    2. Photon Dose Kernels Dataset for Nuclear Medicine Dosimetry, Using GATE Monte Carlo Toolkit, P. Papadimitroulas, G. Loudos, P. Georgoulias, G. Kagadis, 2011 IEEE MIC in Valencia, Spain.
    3. A symmetric resistive voltage division circuit for SiPM array readout, S. David, M. Georgiou, E. Fysikopoulos, N. Efthimiou, T. Paipais, L. Kefalidis and G. Loudos, 2011 IEEE MIC in Valencia, Spain.
    4. Evaluation of a 4x4 Sipm Array Based on a Symmetric Resistive Voltage Division Readout for PET Probe Applications, Paipais T., Kefalidis L., David S., Georgiou M., Fysikopoulos E., Kandarakis L., Loudos G., 4th International Conference on Experiments / Process / System Modeling / Simulation / Optimization (4th IC-EpsMsO) Athens, Greece, July 6-9, 2011.
    5. Simulating the Imaging Performance of PET Scanner Using the GATE Monte Carlo Toolkit, Karpetas G., Michail C., Samartzis A., Fountos G., Loudos G., Kandarakis I., Panayiotakis G., 4th International Conference on Experiments / Process / System Modeling / Simulation / Optimization (4th IC-EpsMsO) Athens, Greece, July 6-9, 2011.
    6. Study of the effect of magnetic field in positron range using GATE simulation toolkit, G Soultanidis, N Karakatsanis, G Nikiforidis and G Loudos, International Conference, Image Optimisation in Nuclear Medicine, 23rd to 26th of March 2011.
    2010 (11)
    1. Design Considerations for Application of SiPMs in Nuclear Imaging, N. Efthimiou, G. Argiropoulos, G. Loudos, G. Panayiotakis, 2010 IEEE MIC in Knoxville, Tennessee.
    2. A Tomographic and Planar Evaluation of Dual Head Small Animal PET, N. Efthimiou, S. Maistros, C. Tripolitis, A. P. Samartzis, G. Loudos, G. Panayiotakis, 2010 IEEE MIC in Knoxville, Tennessee.
    3. An Efficient Implementation on a Low Cost FPGA for Photon Detection in Nuclear Imaging, L. Fysikopoulos, M. Georgiou, N. Efthimiou, S. David, G. Loudos, G. Matsopoulos.
    4. Application of Molecular Imaging in the Monitoring of Angiogenesis of a Hindlimb Ischemia Model, G Kagadis, K Tsioupinaki, G Loudos, A Diamantopoulos, G Soultanidis, D Karnabatidis, D Mihailidis, G Nikiforidis, APM Annual Meeting, July 18-22, 2010, Pennsylvania.
    5. Experimental and Simulation Studies for the Optimization of Dedicated Scintimammography Cameras, M. Georgiou, G. Loudos, S. David, P. Georgoulias, EANM'10 Vienna, October 9-13, 2010 (included in highlights lecture).
    6. A Spartan 3E based low-cost system for gamma-ray detection in small SPECT or PET systems, Fisikopoulos Eleftherios, Georgiou Maria, Efthimiou Nikos, David Stratos, Loudos George, and Matsopoulos George, 2010 IEEE International Conference on Imaging Systems and Techniques, July 1-2, 2010, Thessaloniki, Greece.
    7. Tomographic Evaluation of a Dual Head PET, Nikolaos Efthimiou, Spyros Maistros; Christoforos Tripolitis; Alexandros P Samartzis; George Loudos; George Panayiotakis, 2010 IEEE International Conference on Imaging Systems and Techniques, July 1-2, 2010, Thessaloniki, Greece.
    8. Study of low cost continuous Gd2O2S:Pr powder scintillator screens in photon counting mode using a dedicated small nuclear imaging camera, David Stratos, Panayiotakis George, Georgiou Maria, Loudos George and Kandarakis Ioannis, 2010 IEEE International Conference on Imaging Systems and Techniques, July 1-2, 2010, Thessaloniki, Greece.
    9. Initial Results on SiPM Performance for use in Medical Imaging, Nikos Efthimiou, Giannis Argyrooulos, George Panayiotakis, Maria Georgiou, George Loudos, 2010 IEEE International Conference on Imaging Systems and Techniques, July 1-2, 2010, Thessaloniki, Greece.
    10. Synthesis, radiolabeling and in vivo imaging of two novel hybrid nanoparticles, Psimadas D, Ravagli C, Loudos G, Varvarigou A.D and Baldi G, 15th European Symposium on Radiopharmacy and Radiopharmaceuticals, April 8 - 11, 2010, Edinburgh, Scotland.
    11. Study of Pharmacokinetics (PK) and Metabolites of 99mTc[GGC-(Ornithine)3]-BN(2-14), and renal handling by co-administration of Gelofusine, Liolios C.C, Fragogeorgi E.A, Xanthopoulos S, Loudos G, Zikos C, Varvarigou A.D, Sivolapenko G, 15th European Symposium on Radiopharmacy and Radiopharmaceuticals, April 8 - 11, 2010, Edinburgh, Scotland.
    2009 (1)
    1. A Methodology for Optimizing the Acquisition Time of a Clinical PET Scan Using GATE, N. Karakatsanis, G. Loudos, K. Nikita, IEEE NSS-MIC, 2009.
    2008 (17)
    1. The Influence of InterCrystal Scattering on Detection Efficiency of Dedicated Breast Gamma Camera: A Monte Carlo Study, M. Rasouli, M.R. Ay, A. Takavar, S. Lashkari and G. Loudos, 4th European Congress for Medical and Biomedical Engineering 2008, Engineering for Health, EMBEC 2008 Congress, 23-27 November, Antwerp, Belgium.
    2. Labeling of bevacizumab, an anti-VEGF monoclonal antibody, with Technetium-99m and Rhenium-188: initial in vitro and in vivo studies, P. Bouziotis, E. Gourni, S. Xanthopoulos, M. Paravatou, K. Syrigos, N. Efthimiou, G. Loudos, S. C. Archimandritis, A. D. Varvarigou, A. L. Harris, 4th International Meeting of the Hellenic Society of Nuclear Medicine, 7-9 November 2008, Thessaloniki, Greece. (Prize for 2nd best oral presentation)
    3. Initial small animal, molecular imaging results, with a dual head PET prototype, N. Efthimiou, G Loudos, I. Kandarakis, P.Bouziotis, G. Panagiotakis, A. Varvarigou, S.Majewski, 4th International Meeting of the Hellenic Society of Nuclear Medicine, 7-9 November 2008, Thessaloniki, Greece.
    4. Performance evaluation of a small field of view gamma camera for efficient scintimammography, G. Loudos, M. Georgiou, L. Fisikopoulos, S. David, G. Matsopoulos, I. Kandarakis, R. Pani, 4th International Meeting of the Hellenic Society of Nuclear Medicine, 7-9 November 2008, Thessaloniki, Greece.
    5. QSPECT: An opensource software for the iterative reconstruction of SPECT images, P. Zotos, P. Papadimitroulas, I. Tsougos, P. Georgoulias, G. Loudos, 4th International Meeting of the Hellenic Society of Nuclear Medicine, 7-9 November 2008, Thessaloniki, Greece.
    6. A Simulation Study of the Counting-Rate Performance of Clinical PET Systems Applying a Methodology for Optimizing the Injected Dose, Nicolas Karakatsanis, Anastasios Parasyris, George Loudos and Konstantina S. Nikita, IEEE Nuclear Science Symposium and Medical Imaging Conference, Dresde, Germany.
    7. Monte Carlo Based Performance Assessment of Four Commercial GE Discovery PET/CT Scanners Using GATE, P. Geramifar, M.R. Ay, M. Shamsaii Zafarghandi, G. Loudos, A. Rahmim, IEEE Nuclear Science Symposium and Medical Imaging Conference, Dresde, Germany.
    8. "Kit formulation of Bevacizumab, an anti-VEGF monoclonal antibody, and consequent labelling with Rhenium-188: initial in vitro and in vivo studiespenelope", EANM'08- Annual Congress of the European Association of Nuclear Medicine, October 12 - October 15, 2008 in Munich, Germany.
    9. "Monte Carlo Simulation of The GE LYSO-Based Discovery RX PET/CT Scanner Using GATE: a Validation Study", P. Geramifar, M. R. Ay, M. Shamsaii Zafarghandi, G. Loudos, A. Rahmim, EANM'08- Annual Congress of the European Association of Nuclear Medicine, October 12 - October 15, 2008 in Munich, Germany.
    10. A new toolkit suitable for radionuclide dose calculation, Nikos Efthimiou, Nikolas Karakatsanis, George Loudos, Quantitative imaging and dosimetry in Nuclear Medicine, Berder Island, 24-27 September 2008.
    11. "A Simulation Study for Optimizing the Injected Dose of Clinical PET systems", Anastasios Parasyris, Nikolas Karakatsanis, George Loudos, Konstantina Nikita, , IEEE International Workshop on Imaging Systems and Techniques, IST 2008, Chania, Greece, 7-9 September.
    12. "Small animal positron emission tomography using a dual head prototype based on PSPMTs and FPGA readout", N. Efthimiou, G. Loudos, A. Varvarigou, P. Bouziotis, J. McKisson, and S. Majewski4, I. Kandarakis, G.S. Panayiotakis, IEEE International Workshop on Imaging Systems and Techniques, IST 2008, Chania, Greece, 7-9 September
    13. "Optimization of two systems, suitable for high resolution SPECT using parallel hole and pinhole collimators", G. Loudos, L. Fisikopoulos, M. Georgiou, S. David, Nikolaos Uzunoglu, I. Kandarakis, A. Varvarigou, IEEE International Workshop on Imaging Systems and Techniques, IST 2008, Chania, Greece, 7-9 September
    14. "Molecular imaging of integrins in the peri-implantation mouse uterus: a feasibility study", S. Xanthopoulos, I.P. Kosmas, E. Gourni, P. Bouziotis, G. Loudos, B. Tarlatzis, A. Varvarigou, European Society of Human Reproduction & Embryology, ESHRE 2008, 24th Annual Meeting, 6-9 July, 2008, Barcelona.
    15. "Plannar performance of a dual head, high resolution PET prototype", N. Efthimiou, G. Loudos, I. Kandarakis, A. Varvarigou, P. Bouziotis, J. Proffit, J. McKisson S. Majewski, G.S. Panayiotakis, 3rd International Conference "From Scientific Computing to Computational Engineering" (3rd IC-SCCE), Athens, Greece, July 8th - 12th, 2008.
    16. "Evaluation of a pinhole SPECT system for efficient small animal imaging and scintimammography", S. David, L. Fisikopoulos, M. Georgiou, G. Loudos, G. Matsopoulos, A. Varvarigou, G. Panayiotakis, I. Kandarakis, 3rd International Conference "From Scientific Computing to Computational Engineering" (3rd IC-SCCE), Athens, Greece, July 8th - 12th, 2008.
    17. "Monte Carlo Assessment Of Time-Of-Flight Benefits On The Lyso-Based Discovery RX PET/CT Scanner", Parham Geramifar, Mohammad Reza Ay, Mojtaba Shamsaei Zafarghandi, George Loudos, Arman Rahmim, 5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, Paris, 14-17 May, 2008.
    2007 (7)
    1. "Use of the MPEG-4 ALS architecture and inter-channel prediction for Multi-channel ECG coding", Nicholas P. Sgouros, Ioannis P. Constantinou, George K. Loudos, Sophia A. Kossida, ISSPIT 2007, The 7th IEEE International Symposium on Signal Processing and Information Technology, December 15-18, 2007, Cairo, Egypt.
    2. "Comparative in vivo evaluation of two 99mTc-labeled bombesin derivatives", E. Gourni, P. Bouziotis, M. Paravatou, G. Loudos, N. Sakellios, D. Psimadas, S. Xanthopoulos, S. C. Archimandritis, A. D. Varvarigou, EANM, 13-17 October 2007.
    3. "Thiol modification of bevacizumab, an anti-VEGF monoclonal antibody: labeling with Technetium-99m and initial in vitro and in vivo studies", P. Bouziotis, E. Gourni, A.L. Harris, G. Loudos, N. Sakellios, E. Livaniou, M. Paravatou, S. Xanthopoulos, S.C. Archimandritis and A.D. Varvarigou, EANM, 13-17 October 2007.
    4. "Biomedical Applications of High Strength Ceramics: Hope or Hype?", Yfantis C., Kafousia L., Loudos G., 31st Annual Conference of the European Prosthodontic Association, Athens, 11-13 October 2007.
    5. "Dental Implant Biomaterials and Surface Quality. Current Status and Perspectives", Yfantis C., Loudos G., 31st Annual Conference of the European Prosthodontic Association, Athens, 11-13 October 2007.
    6. "Telecardiology systems total quality management", A.N. Kastania, A. Gavala, G. Loudos & S.Kossida, 5th ICICTH Samos, Samos July 5- 7, 2007.
    7. "Telecardiology quality and reliability assurance", A. Kastania, A. Gavala, A. Tsipis, G. Loudos and S. Kossida, in the Proceedings of the XV Winter Course of the CATAI Stabdards In Telemedicine, XX Image Analysis Course of the ULL, 5th -18th March 2007, La Laguna, Tenerife, Canary Islands, Spain.
    2006 (10)
    1. "GATE simulations for small animal SPECT/PET using voxelized phantoms and rotating-head detectors", N. Sakellios, J. L. Rubio, N. Karakatsanis, G. Kontaxakis, G. Loudos, A. Santos, K. Nikita, S. Majewski, IEEE MIC-NSS Conference 2006, San Diego.
    2. "Luminescence efficiency of Lu2SiO5:Ce (LSO) powder scintillator for X-ray medical radiography applications", S. David, C. Michail, I. Valais, D. Nikolopoulos, N. Kalivas, I. Kalatzis, A. Karatopis, D.Cavouras, G. Loudos, G.S. Panayiotakis and I. Kandarakis, IEEE MIC-NSS Conference 2006, San Diego.
    3. "Validation of a Monte Carlo model for the simulation of the Siemens PET/CT biograph™ 6 scanner, using GATE" (included in conference’s highlights lecture), P. Gonias, N. Bertsekas, N. Karakatsanis, G. Saatsakis, D. Nikolopoulos, G. Loudos, N. Sakellios, X. Tsantilas, A. Gaitanis, L. Papaspyrou, A. Daskalakis, P. Liaparinos, A. Louizi, D. Cavouras, G.S. Panayiotakis and I. Kandarakis, EANM'06 - Annual Congress of the European Association of Nuclear Medicine, September 30 - October 4, 2006 in Athens, Greece.
    4. "High resolution small animal imaging with a mouse sized camera" (poster), G. K. Loudos, S. Majewski, A. Weisenberger, R. Wojcik, N. Sakellios, K. Nikita, N. Uzunoglou, A. Varvarigou, EANM'06 - Annual Congress of the European Association of Nuclear Medicine, September 30 - October 4, 2006 in Athens, Greece.
    5. "Comparative evaluation of two novel, Bombesin-like peptides for prostate cancer detection", E. Gourni, P. Bouziotis, M Paravatou, C. Zikos, G. Loudos, M. Fani, E. Livaniou, S. Xanthopoulos, S. C. Archimandritis and A.D. Varvarigou, EANM'06 - Annual Congress of the European Association of Nuclear Medicine, September 30 - October 4, 2006 in Athens, Greece.
    6. "Validation οf a GΑΤΕ model for the simulation of the scatter fraction and count rate performance of the Siemens PET Biograph 6 scanner", Panagiotis Gonias, Nikolaos Bertsekas, Nikolaos Karakatsanis, George Saatsakis, Dimitrios Nikolopoulos, George Loudos, Nikolaos Sakellios, Anastasios Gaitanis, Laertis Papaspyrou, Antwnios Daskalakis, Panagiotis Liaparinos, Dionisis Cavouras, Ioannis Kandarakis  and G.S. Panayiotakis, 2nd International Conference “From Scientific Computing to Computational Engineering”, 2nd IC-SCCE, Athens, 5-8 July, 2006.
    7. "Performance evaluation of a mouse-sized camera for dynamic-studies in small animals", Loudos George, Majewski Stan, Wojcik Randy, Weisenberger Andrew, Nikita Konstantina, Uzunoglu Nikolaos, Sakellios Nicolas, Bouziotis Penelope, Varvarigou Alexandra, Euromedim 2006, 1st European Conference on Molecular Imaging Technology, Marseille, France, 9-12 May 2006.
    8. "Investigation of the effect of the scintillator material on the overall X-ray detection system performance by application of analytical models", N. Efthimiou, N. Kalivas, G. Patatoukas, A. Konstantinidis, I. Valais, D. Nikolopoulos, A. Gaitanis, S. David, C. Michail, G. Loudos, D. Cavouras, G. Panayiotakis, I. Kandarakis, 1st European Conference on Molecular Imaging Technology, Marseille, France, 9-12 May 2006.
    9. "Validation of a GATE model for the simulation of the Siemens PET/CT biograph™ 6 scanner" (poster), P. Gonias, N. Bertsekas, G. Saatsakis, D. Nikolopoulos, X. Tsantilas, G. Loudos, N. Sakellios, N. Karakatsanis, A. Gaitanis, L. Papaspyrou, A. Daskalakis, P. Liaparinos, D. Cavouras, I. Kandarakis and G.S. Panayiotakis, Euromedim 2006, 1st European Conference on Molecular Imaging Technology, Marseille, France, 9-12 May 2006.
    10. "Efficiency of Lu2SiO5:Ce (LSO) powder phosphor as X-ray to light converter under mammographic imaging conditions" (poster), S. David, C. Michail, I. Valais, D. Nikolopoulos, P. Liaparinos, N. Kalivas, I. Kalatzis , N. Efthimiou, A. Toutountzis, G. Loudos, I. Sianoudis, D. Cavouras, N. Dimitropoulos, C.D. Nomicos, I. Kandarakis and G.S. Panayiotakis, Euromedim 2006, 1st European Conference on Molecular Imaging Technology, Marseille, France, 9-12 May 2006.
    2005 (12)
    1. "Luminescence Properties of LuYSiO5:Ce, Gd2SiO5:Ce, and CsI:Tl Single Crystal Scintillators under X-Ray Excitation, for Use in Medical Imaging Systems", I. Valais, A. Konstantinidis, D. Nikolopoulos, I. Sianoudis, G. Loudos, N. Giokaris, K. Nikita, D. Cavouras, N. Dimitropoulos, C. Nomicos, G. Panayiotakis, I. Kandarakis, Conf. Rec. of the IEEE NSS-MIC Puerto Rico 2005.
    2. "Evaluation of a novel Bombesin-like peptide for possible clinical use", E. Gourni, M Paravatou, P. Bouziotis, C. Zikos, G. Loudos, E. Koumarianou, E. Livaniou, S. Xanthopoulos, S. C. Archimandritis, A.D. Varvarigou, European Association of Nuclear Medicine, Istanbul, October 2005.
    3. "Comparative evaluation of a linear and a cyclic labeled RGD peptide derivative, in normal and tumor bearing mice, for cancer angiogenesis detection in early stages", D. Psimadas, M. Fani, C. Zikos, P. Bouziotis, S. Xanthopoulos, G. Loudos, S. C. Archimandritis, A.D. Varvarigou, European Association of Nuclear Medicine, Istanbul, October 2005.
    4. "Comparative In Vivo Evaluation Of Two Novel Tc-99m Labeled Bombesin Derivatives", E. Gourni, P. Bouziotis, C. Zikos, G. Loudos, S. Xanthopoulos, M.Fani, S.C Archimandritis, A.D. Varvarigou, 3rd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 25-28 September 2005.
    5. "A GUI Application for creating macro files in GATE", S. Boukis, N. Sakellios, D. Lazaro, G. Loudos, K. Nikita, 3rd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 25-28 September 2005.
    6. "Monte-Carlo Simulation for Scatter Correction Compensation Studies in SPECT Imaging using GATE", N.Sakellios, E. Karali, G. Loudos, K. Nikita, 3rd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 25-28 September 2005.
    7. "A Comparative Evaluation of two commercial PET Scanners using GATE", N. Karakatsanis, N.Sakellios, X. Tsantilas, N. Dikaios, C. Tsoumpas, K. Nikita, D. Lazaro, G. Loudos, A. Louizi, I. Valais, D. Nikolopoulos, J. Malamitsi, I. Kandarakis, 3rd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 25-28 September 2005.
    8. "Radiolabeled biomolecules for early cancer detection and therapy via angiogenesis targeting", P.Bouziotis, D.Psimadas, M. Fani, G. Loudos, S. Xanthopoulos, S. A. Archimandritis and A.D. Varvarigou, 3rd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 25-28 September 2005.
    9. "The effect of crystal thickness and x-ray tube voltage on the light emission properties of CsI:Tl scintillator under x-ray excitation", I. Valais, N. Kalivas, A. Konstantinidis, G. Loudos, N. Sakellios, N. Karakatsanis, K. Nikita, I. Sianoudis, N. Giokaris, D. Cavouras, C. Nomicos, N. Dimitropoulos, G.Panayiotakis, I. Kandarakis, 3rd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 25-28 September 2005.
    10. "Comparison of CsI(Tl) and CsI(Na) partially slotted crystals for high resolution SPECT imaging", N. Giokaris, G. Loudos, D. Maintas, A. Karabarbounis, M. Lembesi, V. Spanoudaki, E. Stiliaris, S. Boukis, N. Sakellios, N. Karakatsanis, A.Gektin, A. Boyarintsev, V. Pedash, V. Gayshan, 3rd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2005, Milos Island, Greece, 25-28 September 2005.
    11. "Scintillators for Dedicated Systems Based on Position Sensitive Pho-tomultiplier Tubes", G. Loudos, N. Giokaris, E. Styliaris, V. Spanoudaki, S. Boukis, A.Gektin, V.Pedash, NATO ARW "Radiation Detectors for Medical Applications", September 19-23, 2005, Alushta, Crimea, Ukraine.
    12. "Simulation of commercial PET scanners with GATE Monte Carlo simulation package", X. Tsantilas, A. Louizi, J. Valais, D. Nikolopoulos, N. Sakellios, N. Karakatsanis, G. Loudos, K. Nikita, J. Malamitsi, J. Kandarakis, 14th International Conference on Medical Physics, Nuremberg, Germany, Sept. 14-17, 2005.
    2004 (4)
    1. "COST Chemistry Meeting of the COST ACTION D18: Lanthanide Chemistry for diagnosis and therapy", A Coruña, Spain, September 2004. "Labelling of monoclonal antibodies with samarium-153 via DTPA: effect of DTPA conjugation and in vivo evaluation". M. Fani, P. Bouziotis, S. Xanthopoulos, S.C. Archimandritis, G. Loudos and A.D. Varvarigou.
    2. "Labelling of monoclonal antibodies with samarium-153 via DTPA: effect of DTPA conjugation and in vivo evaluation". M. Fani, P. Bouziotis, S. Xanthopoulos, S.C. Archimandritis, G. Loudos and A.D. Varvarigou. COST Chemistry Meeting of the COST ACTION D18: Lanthanide Chemistry for diagnosis and therapy, A Coruña, Spain, September 2004.
    3. "Production of Lu-177 at the N.C.S.R. “DEMOKRITOS". Labeling of biomolecules with Lutetium-177 and purification of the labeled product” Koumarianou E., Bouziotis P., Kumric K., Fragkogeorgi I., Loudos G.K., Mitsokapas N., Varvarigou A.D., Archimandritis C.S, EANM, Elsinki, 5-8 September 2004
    4. "A Compartive Evaluation of Scatter Correction Techniques in High Resolution Detectors Based on PSPMTs and Scintillator Arrays", E. Karali, G. Loudos, N. Sakellios, K.S. Nikita, IEEE International Workshop on Imaging Systems and Technologies, pp., ISBN: 0-7803-8592-6, Stresa Lago Maggiore, Italy, May 14, 2004.
    2003 (11)
    1. "A Comparative Evaluation of Three Techniques for Scatter Correction in High Resolution Detectors Based on PSPMTs and Scintillator Arrays” (poster), G.K. Loudos, E. Karali, K. Nikita, N. Uzunoglu, N. Sakelios, N. Giokaris, D. Maintas, E. Gazis, IEEE Nuclear Science Symposium and Medical Imaging Conference, Portland, 2003.
    2. "SPECT imaging of breast phantoms with a high resolution and high sensitivity small field of view camera based on a PSPMT", G. K. Loudos, K. Mainta, N. Giokaris, C. Papanicolas, N. Sakelios, E. Stiliaris, K. Nikita, N. Uzunoglu, V. Spanoudaki, P. Paschalis, A. Varvarigou, S. Archimandritis, K. Stefanis, D. Maintas, European Association of Nuclear Medicine, Amsterdam, August 2003.
    3. "Implementation of Multiple Energy Windows Subtraction Techniques for Scatter Compensation in Pixelized Scintillators for SPECT" (poster), G. K. Loudos, N. Sakelios, N. Giokaris, K. Nikita, N. Uzunoglu, D. Maintas, European Association of Nuclear Medicine, Amsterdam, August 2003.
    4. "High Resolution and High Sensitivity Scintimammography of Breast Phantoms Using a Small Field of View Camera Based on a Position Sensitive Photomultiplier Tube" (poster), D Maintas, G K Loudos, K Mainta, N Giokaris, K S Nikita, C Papanicolas, N Ouzounoglou, A Varvarigou, S Archimandritis, K Stefanis, Society of Nuclear Medicine 50th Annual Meeting, New Orleans, June 21-25, 2003.
    5. "Monte Carlo Simulation of a CsI(Tl) Gamma Camera Dedicated to Small Animal Imaging Using Gate" (poster), D. Lazaro, I. Buvat, D. Donnarieix, G. Loudos, N. Giokaris, D. Strul, G. Santin, L. Maigne, V. Spanoudaki, S. Styliaris and V. Breton, Society of Nuclear Medicine 50th Annual Meeting, New Orleans, June 21-25, 2003.
    6. "Tomographic Image Reconstruction using Artificial Neural Networks", P. Paschalis1, N. Giokaris, A. Karabarbounis, G. Loudos, D. Maintas, C. Ν. Papanicolas, V. Spanoudaki, E. Stiliaris, Ch. Tsoumbas IInd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2003, 26-30 May 2003, Athens and Milos Island, Greece.
    7. "Design and Development of a Position Sensitive Camera for SPECT Imaging based on PCI Electronics", V. Spanoudaki, N. Giokaris, A. Karabarbounis, G. Loudos, D. Maintas, C. Papanicolas, P. Paschalis, E. Stiliaris, IInd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2003, 26-30 May 2003, Athens and Milos Island, Greece.
    8. "The use of the Micromegas technology for a new imaging system", G. Fanourakis, T. Geralis , K. Kousouris, K. Zachariadou, I. Giomataris, N. Giokaris, G. Loudos, M. Lebesi, E. Styliaris, IInd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2003, 26-30 May 2003, Athens and Milos Island, Greece.
    9. "Crystal and Collimator optimization studies of a High-Resolution Camera based on a Position Sensitive Photomultiplier", N. Giokaris, G. Loudos, D. Maintas, A Karabarbounis, V. Spanoudaki, E. Stiliaris, S. Boukis, A.Gektin, A. Boyarintsev, V. Pedash, IInd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2003, 26-30 May 2003, Athens and Milos Island, Greece.
    10. "High resolution and high sensitivity SPECT imaging of breast phantoms", G. Loudos, N. Giokaris, D. Maintas, K. Mainta, N. Sakellios, E. Stiliaris, A.Karabarbounis, C. Papanicolas, V. Spanoudaki, K. Nikita, N. Uzunoglu, S. Archimandritis, A. Varvarigou, K.Stefanis, S. Majewski, D. Weisenberger, R. Pani, IInd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2003, 26-30 May 2003, Athens and Milos Island, Greece.
    11. "A modification of the Dual Energy Window Subtraction method for scatter compensation in Pixelized Scintillators for SPECT", G. Loudos, N. Sakelios, N. Giokaris, K. Nikita, N. Uzunoglu, D. Maintas. IInd International Conference on Imaging Technologies in Biomedical Sciences: ITBS2003, 26-30 May 2003, Athens and Milos Island, Greece.
    2002 (6)
    1. "Evaluation of experimentally-induced angiogenesis by use of radiolabeled biomolecules", P. Bouziotis, M. Fani, S.C. Archimandritis, G. Loudos, M. Paravatou, R. Bicknell, A.L. Harris, S. Xanthopoulos, N. Stratis, A. Varvarigou, 6th International Symposium on Technetium in Chemistry and Nuclear Medicine, Bressanone (Bz), Italy, 4-7 September, 2002.
    2. "Scatter Compensation in Pixelized Scintillators for SPECT: Comparison of Windowed Subtraction and Deconvolution Techniques", G.K. Loudos, K.S. Nikita, N.K. Uzunoglu, European Association of Nuclear Medicine, Book of abstracts, pp.S140, included in conference highlights, Vienna, September 2002.
    3. "3D Tumor Imaging In Small Animals Using A Dedicated PSPMT System", G.K. Loudos, K.S. Nikita, N.K. Uzunoglu, N.D. Giokaris, C.N. Papanicolas, A.D. Varvarigou, S.C. Archimandritis, K. Stefanis, D. Maintas, European Association of Nuclear Medicine, Book of abstracts, pp.S138, Vienna, September 2002.
    4. "High resolution and high sensitivity scintimammography based on a position sensitive photomultiplier tube: a phantom study", G.K. Loudos, K.S. Nikita, N.K. Uzunoglu, N.D. Giokaris, C.N. Papanicolas, S.C. Archimandritis, A.D. Varvarigou, D. Papapanagiotou, D. Maintas, European Association of Nuclear Medicine, Book of abstracts, pp.S126, Vienna, September 2002.
    5. "Sm-153 Labeled Monoclonal Antibodies for Radioimmunotherapy”, P. Bouziotis, M. Fani, S.C. Archimandritis, M. Papadopoulos, I. Pirmettis, G. Loudos, A. Varvarigou, 35th International Conference on Coordination Chemistry, Heidelberg, 21-26 July, 2002.
    6. "Labeling of anti-VEGF Monoclonal Antibody with Technetium-99m for Visualization of Angiogenic Sites", P. Bouziotis, M. Fani, S.C. Archimandritis, R. Bicknell, A.L. Harris, S. Xanthopoulos, N. Stratis, M. Paravatou, M. Sotiropoulou, G. Loudos, A. Varvarigou, Advances in the Application of Monoclonal Antibodies in Clinical Oncology, 26-28 June, 2002.
    2001 (7)
    1. "Sm-153 Labeled Monoclonal Antibodies for Radioimmunotherapy", D. Fani, S.C. Archimandritis, S. Xanthopoulos, P. Bouziotis, S. Potamianos, G. Loudos, A.D. Varvarigou, “European Association of Nuclear Medicine”, Book of abstracts, pp.1068, Napoli, 2001, 25-29 September.
    2. "Performance Of Iterative Reconstruction Algorithms For Small Organs High Resolution SPECT Imaging Using A PSPMT Based Detector", G. Loudos, K. Nikita, N. Uzunoglu, N. Mouravliansky, G. Matsopoulos, “European Association of Nuclear Medicine”, Book of abstracts, pp.970, Napoli, 2001, 25-29 September.
    3. "Position Sensitive Photomultiplier Tube Based Detector for Small Animal Radiopharmacological Studies", G. K. Loudos, K. S. Nikita, N. K. Uzunoglu, N. Giokaris, C. Papanicolas, S. Archimandritis, A. Varvarigou, D. Maintas, R. Pani, S. Majewski, “European Association of Nuclear Medicine”, Book of abstracts, pp.1070, Napoli, 2001, 25-29 September.
    4. "Radiolabeling of Monoclonal Antibodies for Application in Radioimmunotherapy", M. Fani, S.D. Vranješ, S.C. Archimandritis, S. Xanthopoulos, P. Bouziotis, S. Potamianos, G. Loudos, A.D. Varvarigou, 18th International Conference on “Advances in the application of Monoclonal Antibodies in Clinical Oncology, Athens, Greece, book of abstracts, pp.35, June 2001
    5. "Small Animal Imaging Using a High Resolution CsI Detector coupled to a PSPMT", G. K. Loudos, S. C. Archimandritis, M. Fani, N. D. Giokaris, A. Karabarbounis, D. Maintas, S. Majewski, K. S. Nikita, R. Pani, C.N.Papanicolas, F. Scopinaro, E. Styliaris, N. K. Uzunoglu, A. D. Varvarigou, S. Xanthopoulos, Imaging Technologies in Biomedical Sciences, Milos, Greece, 20-24 May 2001.
    6. "High Resolution and High Sensitivity SPECT Imaging using Breast Phantoms", G. K. Loudos, K. S. Nikita, N. K. Uzunoglu, N. D. Giokaris, A. Karabarbounis, C.N.Papanicolas, E. Styliaris, S. C. Archimandritis, A. D. Varvarigou, D. Maintas,D. Papapanagiotou, K. Stefanis, Imaging Technologies in Biomedical Sciences, Milos, Greece, 20-24 May 2001.
    7. "3D Imaging of Breast Phantoms using a High Resolution Position Sensitive Photomultiplier Tube", N. D. Giokaris, G. K. Loudos, D. Maintas, D. Papapanagiotou, K. S. Nikita, N. K. Uzunoglu, A. Karabarbounis, C .N. Papanicolas, E. Stiliaris, S. C. Archimandritis, A. D. Varvarigou, C.N. Stefanis, S. Majewski, R. Pani, F. Scopinaro, “1st Topical Symposium on Functional Breast Imaging with Advanced Detectors”, Istituto Superiore di Sanita, Rome April 18-21, 2001.
    2000 (3)
    1. "An Assessment of Position Sensitive Photomultiplier Tubes for High Resolution 3D Imaging" (poster), G. K. Loudos, K. S. Nikita, N. A. Mouravliansky, N. K. Uzunoglu, G. K. Matsopoulos N. D. Giokaris, A. Karabarbounis, C.N.Papanicolas, E. Styliaris, S. C. Archimandritis, A. D. Varvarigou, D. Maintas, K. Stefanis " 2000 IEEE Conference Record, Nuclear Science Symposium and Medical Imaging Conference, pp 1765-1769, Lyon 2000.
    2. "Development of a high resolution SPECT gamma camera for small animals imaging", A.Varvarigou, S. Archimandritis, G. Loudos, K. Nikita, N. Ouzounoglou, N. Giokaris, K. Papanikolas, D. Maintas, S. Majewski, A. Weisenberger, F. Scopinaro, R. Pani, “European Association of Nuclear Medicine”, included in conference highlights, Paris 2000, 2-6 September.
    3. "A high resolution gamma-ray camera for small animals imaging" (poster), A.Varvarigou, S. Archimandritis, G. Loudos, K. Nikita, N. Ouzounoglou, N. Giokaris, K. Papanikolas, D. Maintas, S. Majewski, A. Weisenberger, F. Scopinaro, R. Pani, Frontier detectors for frontier physics, 8th Pisa meeting on advanced detectors, La Biodola, Isola d'Elba, Italy, May 21-27, 2000.

    National Conferences (47)

    2014 (6)
    1. Aνάπτυξη υβριδικών συστημάτων μοριακής απεικόνισης με χρήση τεχνικών πυρηνικής ιατρικής για εφαρμογές Theragnostics, Ειρήνη Φραγκογεώργη, Μαρία Γεωργίου, Ελευθέριος Φυσικόπουλος, Νικόλαος Ευθυμίου, Σπυρίδων Σπύρου, Κωσταντίνος Μικρόπουλος, Παύλος Παπαμιχάλης, Παναγιώτης Τσιάλιος, Γιώργος Λούντος, 12o Πανελλήνιο συνέδριο Πυρηνικής Ιατρικής, Γιάννενα 30 Μαϊου-1 Ιουνίου 2014. Βραβείο 2ης καλύτερης ανακοίνωσης.
    2. Τεχνολογικές Εξελίξεις στην Κατασκευή Εξειδικευμένων Απεικονιστικών Συστημάτων Γάμμα Ακτινοβολίας, Μαρία Γεωργίου, Γιώργος Λούντος, Ελευθέριος Φυσικόπουλος, Παναγιώτης Γεωργούλιας, 12o Πανελλήνιο συνέδριο Πυρηνικής Ιατρικής, Γιάννενα 30 Μαϊου-1 Ιουνίου 2014.
    3. Μελέτη της επίδρασης της εισαγωγής κίνησης σε ρεαλιστικές SPECT προσομοιώσεις Monte Carlo με τη χρήση ανθρωπόμορφων ομοιωμάτων, Παρασκευή Λιάκου, Παναγιώτης Παπαδημητρούλας, Μαρία Γεωργίου, Γιώργος Καγκάδης, Γιώργος Λούντος, 12o Πανελλήνιο συνέδριο Πυρηνικής Ιατρικής, Γιάννενα 30 Μαϊου-1 Ιουνίου 2014.
    4. Μελέτη Εσωτερικής Δοσιμετρίας σε Εξετάσεις Πυρηνικής Απεικόνισης σε Παιδιά, με Προσομοιώσεις Υπολογιστικών Μοντέλων Υψηλής Ανάλυσης, Παναγιώτης Παπαδημητρούλας, Γιώργος Λούντος, Μαρία Γεωργίου, Γιώργος Καγκάδης, 12o Πανελλήνιο συνέδριο Πυρηνικής Ιατρικής, Γιάννενα 30 Μαϊου-1 Ιουνίου 2014.
    5. Μελετη Της Διορθωσης Για Την Εξασθενηση Των Φωτονιων Στην Υπολογιστικη Τομογραφια Εκπομπης Μονου Φωτονιου (SPECT) Με Χρηση Του Πακετου Προσομοιωσεως Gate Και Υπολογιστικων Ανθρωπομορφων Ομοιωματων, Σπυρίδων Β. Σπύρου, Παναγιώτης Παπαδημητρούλας, Παρασκευή Λιάκου, Γεώργιος Λούντος, 12o Πανελλήνιο συνέδριο Πυρηνικής Ιατρικής, Γιάννενα 30 Μαϊου-1 Ιουνίου 2014.
    6. Προσομοίωση του υβριδικού συστήματος Τομογραφίας Εκπομπής Ποζιτρονίων/Αξονικής Τομογραφίας PET/CT Biograph 16 με τη χρήση του GATE: Αρχικά Αποτελέσματα, Λάμπρος Θεοδωράκης, Γεώργιος Λούντος, Βασίλειος Πρασσόπουλος, Κωνσταντίνος Κάππας, Ιωάννης Τσούγκος, Παναγιώτης Γεωργούλιας, 12o Πανελλήνιο συνέδριο Πυρηνικής Ιατρικής, Γιάννενα 30 Μαϊου-1 Ιουνίου 2014.
    2013 (4)
    1. Computational Anthropomorphic Phantoms For The Optimization Of Personalized Medicine, Panagiotis Papadimitroulas, Spiridon Spirou, Maria Georgiou, Paraskevi Liakou, Nikolaos Efthimiou and George Loudos, 5th Panhellenic Conference on Biomedical Technology, April 4-6, 2013, Athens, Greece.
    2. GATE Monte Carlo simulations of Gold nanoparticles in radiotherapy and dosimetry applications, Spiridon V Spirou, Panagiotis Papadimitroulas, George C Kagadis and George Loudos, 5th Panhellenic Conference on Biomedical Technology, April 4-6, 2013, Athens, Greece.
    3. Designing A PΕΤ/CΤ Simulation With GATE: Important Aspects Before Running The Simulation, Lampros Theodorakis, Georgios Loudos, Vassilios Prassopoulos, Constantinos Kappas, Ioannis Tsougos and Panagiotis Georgoulias, 5th Panhellenic Conference on Biomedical Technology, April 4-6, 2013, Athens, Greece.
    4. Design and construction of a fully integrated, low cost, tomographic spect system, Maria Georgiou, Eleftherios Fysikopoulos, Nikolaos Efthimiou, Efstratios David, Konstantinos Mikropoulos, Pavlos Papamichalis and George Loudos, 5th Panhellenic Conference on Biomedical Technology, April 4-6, 2013, Athens, Greece.
      .
    2012 (6)
    1. In Vivo Απεικόνιση Μαγνητικών Νανοσωματιδίων για Στοχευμένη Διάγνωση Και Θεραπεία Του Καρκίνου, Δ. Ψημάδας, Ε. Φραγκογεώργη, Θ. Τσοτάκος, C. Ravagli, N. Laura, G. Baldi, Mauro Comes Franchini, Γ. Λούντος, 18ο Πανελλήνιο Συνέδριο Κλινικής Ογκολογίας, Αθήνα 26 – 28 Απριλίου 2012.
    2. Προκαταρκτική αξιολόγηση ενός 99mTc επισημασμένου μαγνητικού νανοσωματιδίου με πυρήνα CoFe2O4, Δημήτρις Ψημάδας, Παναγιώτης Γεωργούλιας, Πηνελόπη Μπουζιώτη, Βαρβάρα Βαλοτάσιου, Giovanni Baldi, Costanza Ravagli, Γεώργιος Λούντος, 11o Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, Καβούρι, 30 Μαρτίου- 1 Απριλίου 2010.
    3. Μελέτη της επίδρασης της κανονικοποίησης (normalization) σε συστήματα PET/CT. Εφαρμογή νεότερης τεχνικής κανονικοποίησης, Λάμπρος Θεοδωράκης, Γεώργιος Λούντος, Κωνστνατνίνος Νταλιάνης, Ιωάννης Τσούγκος, Ράνια Ευθυμιάδου, Βασίλειος Πρασσόπουλος, Παναγιώτης Γεωργούλιας, 11o Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, Καβούρι, 30 Μαρτίου- 1 Απριλίου 2010.
    4. Μελετη της επιδρασης του φαινομενου της εξασθενησης των φωτονιων στην υπολογιστικη τομογραφια εκπομπης μονου φωτονιου (SPECT) με χρηση του πακετου προσομοιωσεως GATE, Σπυρίδων Β. Σπύρου, Παναγιώτης Παπαδημητρούλας, Γεώργιος Λούντος, 11o Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, Καβούρι, 30 Μαρτίου- 1 Απριλίου 2010.
    5. Γάμμα-probe υψηλής ευαισθησίας για απεικόνιση των λεμφαδένων, Μαρία Γεωργίου, Γιώργος Λούντος, Ευστράτιος Δαυίδ, Παναγιώτης Παπαδημητρούλας, Ελευθέριος Φυσικόπουλος, Παναγιώτης Γεωργούλιας, 11o Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, Καβούρι, 30 Μαρτίου- 1 Απριλίου 2010.
    6. Μη επεμβατική απεικόνιση Νανοσωματιδίων για στοχευμένη διάγνωση και θεραπεία του καρκίνου, Γιώργος Λούντος, Δημήτρης Ψημάδας, 4ο Πανελλήνιο Συνέδριο Βιοϊατρικής Τεχνολογίες, 20 & 21 Ιανουαρίου 2012, ΕΜΠ, Αθήνα
    2010 (3)
    1. In vivo απεικόνιση επισημασμένων υβριδικών νανοσωματιδίων για εφαρμογή στη διάγνωση και θεραπεία καρκίνου, Γεώργιος Λούντος, Δημήτριος Ψημάδας, Costanza Ravagli, Baldi Giovanni, Julie Thevenot, Sebastien Lecommandoux, 10o Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, Καλαμπάκα, 10 - 12 Σεπτεμβρίου 2010.
    2. Γάμμα-probe υψηλής διακριτικής ικανότητας και ευαισθησίας για εφαρμογή στη σπινθηρομαστογραφία, Μαρία Γεωργίου, Γιώργος Λούντος, Ευστράτιος Δαυίδ, Ελευθέριος Φυσικόπουλος, Παναγιώτης Γεωργούλιας, 10o Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, Καλαμπάκα, 10 - 12 Σεπτεμβρίου 2010.
    3. Πρότυπο τομογραφικό σύστημα ΡΕΤ μικρού πεδίου για εφαρμογή σε προκλινικές μελέτες, Νικόλαος Ευθυμίου, Γιώργος Λούντος, Σπύρος Μαΐστρος, Αλέξανδρος Σαμαρτζής, Γεώργιος Παναγιωτάκης, 10o Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, Καλαμπάκα, 10 - 12 Σεπτεμβρίου 2010.
    2009 (2)
    1. Νανοβιοϋλικά: Εφαρμογές και Προοπτικές, Γ. Λούντος, K. Υφαντής, 1ο Κοινό Συνέδριο, Ελληνικής Εταιρείας Βιοϋλικών Και Τμήματος Ορθοπαιδικης Έρευνας, ΕΕΧΟΤ, 27, 28, 29 Νοεμβρίου 2009, Αθήνα.
    2. Απεικονιση Του Καρκινου Του Μαστου Με Εξειδικευμενη γ-Καμερα, Μ. Γεωργίου, Σ. Δαυίδ, Λ. Φυσικόπουλος, Π. Γεωργούλιας, Γ. Λούντος, 15ο Πανελλήνιο Συνεδρίο Ογκολογίας, Divani Caravel, 13 – 15 Νοεμβρίου 2009.
    2008 (2)
    1. Αναπτυξη Νεων Εκλεκτικων Μεσων Για Την Απεικονιση Και Θεραπεια Του Καρκινου Του Μαστου, Σ. Τζανοπούλου, Μ. Σαγνού, Μ. Παραβατού-Πετσωτά, D. Λάφκας, Ι. Κιάρης, Α.Γ Παπαβασιλείου, Σ. Ξανθόπουλος, Ε. Γουρνή, Π. Μπουζιώτη, Α. Βαρβαρήγου, Γ. Λούντος, Ι. Πιρμεττής, Μ. Παπαδόπουλος, Μ. Πελεκάνου, 7ο Πανελλήνιο Συνέδριο Δεικτών Καρκίνου & Στοχευμένης Θεραπείας, 27 - 29 Νοεμβρίου 2008, Αθήνα.
    2. Τροποποιηση Του BEVACIZUMAB, Μονοκλωνικου Αντισωματος ΜΑΣ Του VEGF: Επισημανση Με Τεχνητιο-99m, Ε. Γουρνή, Π. Μπουζιώτη, Μ. Παραβατού, Ε. Λιβανίου, Γ. Λούντος, Ν. Σακελλιός, Σ. Ξανθόπουλος, Σ.Χ. Αρχιμανδρίτης, Α.Δ. Βαρβαρήγου, Κ. Συρίγος, A.L.Harris, 7ο Πανελλήνιο Συνέδριο Δεικτών Καρκίνου & Στοχευμένης Θεραπείας, 27 - 29 Νοεμβρίου 2008, Αθήνα.
    2007 (8)
    1. Η Εργώδης Αναπνοή Προκαλεί Πνευμονικό Οίδημα Υψηλής Διαπερατότητας, Δ. Τουμπανάκης, Γ. Α. Καστής, Αικ. Αναπλιώτη, Ι. Σιγάλα, Γ. Λούδος, Α. Σαμαρτζής, Π. Μαυροκέφαλος, Χ. Ρούσσος, Θ. Βασιλακόπουλος. 16ο Πανελλήνιο Συνέδριο Νοσημάτων Θώρακος, 6-9 Δεκεμβρίου 2007, Αθήνα, Ελλάδα. Βραβείο καλύτερης ανακοίνωσης.
    2. "Απεικονιση Καρκινικων Ογκων σε Πειραματοζωα Με Χρηση Τεχνικων SPECT και PET Υψηλης Διακριτικης Ικανοτητας", Γ. Λούντος , Π. Μπουζιώτη, Ε. Γουρνή, S. Majewski, R. Pani, J. Gutenberg, F. Roesch, Α. Βαρβαρήγου, Πανελλήνιο Αντικαρκινικό Συνέδριο, Αθήνα 29-Νοεμβρίου – 20 Δεκεμβρίου 2007. Βραβείο τρίτης καλύτερης ελεύθερης ανακοίνωσης.
    3. "Προσομοιωση Απεικονισεων SPECT ΚΑΙ PET: Αποτελεσματα και Πρακτικα Οφελη στην Ιατρικη Απεικονιση", Γ. Λούντος , Ν. Καρακατσάνης, D. Minarolli, Ι. Enesi, B. Cico, Ν. Ουζούνογλου, Πανελλήνιο Αντικαρκινικό Συνέδριο, Αθήνα 29-Νοεμβρίου – 20 Δεκεμβρίου 2007.
    4. "Τρισδιαστατο Υπολογιστικο Συστημα Σχεδιασμου Θεραπειας και Εσωτερικης Δοσιμετριας Σε Ασθενεις Πυρηνικης Ιατρικης" Γ. Λούντος , Ι. Τσούγκος, Σ. Μπούκης, Κ. Θεοδώρου, Π. Γεωργούλιας, Κ. Νικήτα, Κ. Κάππας, Πανελλήνιο Αντικαρκινικό Συνέδριο, Αθήνα 29-Νοεμβρίου – 20 Δεκεμβρίου 2007.
    5. "Διόρθωση απόσβεσης στην τομογραφία SPECT με χρήση ακτίνων Χ σε συνδυασμένα συστήματα SPECT/CT", Γ. Λούντος , Κ. Καπνίσης, 17 ο Διαπανεπιστημιακό Συνέδριο Ακτινολογίας, Πάτρα, 9-11 Νοεμβρίου 2007.
    6. "Evaluation aspects of the e-Herophilus telecardiology model", A.N. Kastania, G Loudos , N Sgouros, V Stamatopoulos, S Demarias, A Gavala, C Davos, A Tsipis, C Boudoulas, S. Kossida, Hellenic Bioinformatics & Medical Informatics Meeting 4-5 Οctober 2007, Foundation for Biomedical Research, Athens, Greece.
    7. "Χρήση του πακέτου λογισμικού προσομοίωσης GATE με στόχο την αξιολόγηση της επίδοσης του κλινικού απεικονιστικού PET συστήματος της Siemens Biograph™ 6 και την βελτιστοποίηση του πρωτοκόλλου χορήγησης ραδιενεργούς δόσης σε ασθενείς", Ν. Καρακατσάνης, Α. Παρασύρης, Γ. Λούντος , Κ. Νικήτα , 1ο Πανελλήνιο Συνέδριο Φοιτητών ΗΜΜΥ, Εμπορικό και Βιομηχανικό Επιμελητήριο, Αθήνα 25-26 Μαϊου 2007.
    8. "Inspiratory Resistive Loading Increases Lung Tc99m-DTPA Clearance in Rats", G. A. Kastis, D.G. Toumpanakis, A. Anaplioti, A. Samartzis, G Loudos, C. Roussos, T. Vassilakopoulos, “11th State-of-the-Art Interdisciplinary Review Course on Pulmonary Diseases, Critical Care, Emergency Medicine & Nursing Care, Athens, Greece, April 20-22, 2007.
    2006 (7)
    1. "Towards the Efficient Simulation of Emission Tomography Clinical Trials ", George Loudos , Nicolas Karakatsanis , Charalambos Tsoumpas and George Kontaxakis , 3 rd International Greek Biotechnology Forum , 5-7 October 2006, Athinais , Athens .
    2. "Multimodality Molecular Imaging: New Frontiers in Medicine and Greek Perspectives", George Loudos , George Kontaxakis, Alexandra Varvarigou, 3 rd International Greek Biotechnology Forum, 5-7 October 2006, Athinais, Athens .
    3. "Development of a 3D treatment planning system for external and internal dosimetry in radiotherapy", Spyros Boukis, Ioannis Tsougos, George Loudos , Kiki Theodorou, Konstantina Nikita and Constantin Kappas, 3rd International Greek Biotechnology Forum, 5-7 October 2006, Athinais, Athens.
    4. "A strategy to improve the quality and reability of telecardiology", E. Magos, A.Kastania, J. Dimakopoulos, S. Demarias, G. Loudos , C. Davos, C. Boudoulas, S. Kossida, IGBF, 3 rd International Greek Biotechnology Forum, 5-7 October 2006, Athinais, Athens.
    5. "Design Considerations for the Development of a National Prototype for Quality Assurance in Telecardiology", G. Loudos , A. Kastania, S. Demarias, E. Magos, J. Dimakopoulos, C. Davos, C. Boudoulas and S. Kossida, IGBF, 3 rd International Greek Biotechnology Forum, 5-7 October 2006, Athinais, Athens.
    6. "Models for optimization of telecardiology services , A . Kastania , S . Demarias , G . Loudos , C . Davos , C . Boudoulas , E . Magos , J . Dimakopoulos , S . Kossida , IGBF , 3 o Διεθνές Συνέδριο Βιοτεχνολογίας , 5-7 Οκτωβρίου 2006, Αθηναΐς , Αθήνα .
    7. "Design Considerations for the Development of a National Prototype for Quality Assurance in Telecardiology", G. Loudos , C. Davos, C. Boudoulas, E. Magos, J. Dimakopoulos, S. Kossida, Meeting on Bioinformatics, Foundation for Biomedical Research, 4-5 October 2006, Athens/Greece.
    2005 (2)
    1. "Σπινθηρομαστογραφία Υψηλής ευαισθησίας και διακρτικής ικανότητας: Πρόγραμμα MAMMOSIN", G. Loudos , K. Nikita, A. Varvarigou, R.Pani,13th Hellenic Oncology Conference, 24-27 November 2005, Athens.
    2. "Εξειδεικευμένα Συστήματα Μαστογραφίας SPECT Και PET : Νέες Προοπτικές Στην Έγκαιρη Διάγνωση Του Καρκίνου Του Μαστού. Εξελίξεις Σε Διεθνείς Και Ελληνικό Επίπεδο", Γ. Λούντος, Κ. Νικήτα, S . Majewski, R . Pani, 2ο Διεταιρικό Αντικαρκινικό Συνέδριο, Βιβλίο Περιλήψεων, σελ. 42, Αθήνα, 17-20 Μαρτίου 2005.
    2003  (1)
    1. "Τομοσπινθηρογραφική απεικόνιση ομοιωμάτων μαστού με υψηλή ευκρίνεια και ευαισθησία χρησιμοποιωντας μία γ-κάμερα μικρού πεδίου βασισμένη σε ένα χωρικά ευαίσθητο φωτοπολλαπλασιαστή", Γ.Λούντος , Δ.Μαϊντάς, K .Μαϊντά, Ν.Γιόκαρης, Κ.Παπανικόλας, Ε.Στυλιάρης, Β.Σπανουδάκη, Κ.Νικήτα, Ν.Ουζούνογλου, Α.Βαρβαρήγου, Σ.Αρχιμανδρίτης, 1ο Διεταιρικό Αντικαρκινικό Συνέδριο, Βιβλίο Περιλήψεων, σελ. 93, Αθήνα, 20-23 Μαρτίου 2003.
    2002 (5)
    1. "Μελέτη διακριτικής ικανότητας γ-κάμερα SPECT ", Β. Σπανουδάκη, Ν. Γιόκαρης, Γ. Λούντος , Κ. Παπανικόλας, Ε. Στυλιάρης, Πανελλήνιο Συμπόσιο Πυρηνικής Φυσικής 2002.
    2. "Ανάπτυξη τομογραφικής γ-κάμερα υψηλής διακριτικής ικανότητας", Γ.Λούντος , Κ.Νικήτα, Ν. Ουζούνογλου, Ν. Γιόκαρης, Κ. Παπανικόλας, Ε. Στυλιάρης, Β. Σπανουδάκη, Α. Βαρβαρήγου, Σ. Αρχιμανδρίτης, Δ. Μαϊντάς, Κ. Στεφανής, Πανελλήνιο Συμπόσιο Πυρηνικής Φυσικής 2002.
    3. "Τομοσπινθηρογραφική απεικόνιση ομοιωμάτων μαστού με υψηλή ευκρίνεια και ευαισθησία", Γ.Λούντος , Κ.Νικήτα, Ν. Ουζούνογλου, Ν. Γιόκαρης, Κ. Παπανικόλας, Α. Βαρβαρήγου, Σ. Αρχιμανδρίτης, Δ. Μαϊντάς, Δ. Παπαπαναγιώτου, 8ο Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, 5-7 Απριλίου 2002, Βιβλίο Περιλήψεων, σελ 50.
    4. "Βελτίωση διακριτικής ικανότητας τομοσπινθηρογραφίας ( SPECT ) με χρήση επαναληπτικών αλγορίθμων", Γ.Λούντος , Κ.Νικήτα, Ν. Ουζούνογλου, 8ο Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, 5-7 Απριλίου 2002, Βιβλίο Περιλήψεων, σελ 49.
    5. "Ανάπτυξη τομογραφικής γ-κάμερα υψηλής διακριτικής ικανότητας", Γ.Λούντος , Κ.Νικήτα, Ν. Ουζούνογλου, Ν. Γιόκαρης, Κ. Παπανικόλας, Α. Βαρβαρήγου, Σ. Αρχιμανδρίτης, Δ. Μαϊντάς, 8ο Πανελλήνιο Συνέδριο Πυρηνικής Ιατρικής, 5-7 Απριλίου 2002, Βιβλίο Περιλήψεων, σελ 48.
    1999 (1)
    1. "Ανάπτυξη συστήματος γ-κάμερας υψηλής ευκρίνειας", Γ. Λούντος , Κ. Νικήτα, Ν. Ουζούνογλου, 2 ο Πανελλήνιο Συνέδριο Βιοϊατρικής Τεχνολογίας, Αθήνα, 1999.

    Invited Talks (28)

    2012 (5)

    1. "Simultaneous PET/MRI systems: State of art and future prospects?", AOFNMB 2012, 10th Asia Oceania Congress of Nuclear Medicine and Biology, Tehran, Iran, 2012.
    2. "Dedicated small field of view systems for SPECT and PET imaging", AOFNMB 2012, 10th Asia Oceania Congress of Nuclear Medicine and Biology, Tehran, Iran, 2012.
    3. "Targeted drug delivery using radiolabelled nanoparticles", AOFNMB 2012, 10th Asia Oceania Congress of Nuclear Medicine and Biology, Tehran, Iran, 2012.
    4. "Use of anthropomorphic phantoms and advanced Monte Carlo simulations in Nuclear Medicine", AOFNMB 2012, 10th Asia Oceania Congress of Nuclear Medicine and Biology, Tehran, Iran, 2012.
    5. "PET - MR: Η επανάσταση στην απεικόνιση", 6ο Πανελλήνιο Συνέδριο Επεμβατικής Ακτινολογίας, Πάτρα 11-13 Μαΐου 2012
    2011 (1)
    1. "Οργανολογία στην Πυρηνική Ιατρική και νεότερες εξελίξεις - SPECT/CT – PET/CT – PET/MRI ", 2ο Συνέδριο Βιοϊατρικής & Ιατροτεχνολογικού Εξοπλισμού, Καβάλα, 25-28 Μαΐου 2011.
    2010 (5)
    1. "Βιοϋλικά βασισμένα σε νανοσωματίδια στην ιατρική με έμφαση στις παθήσεις των οστών", 16ο Σεμινάριο Εμβιομηχανικής της Σπονδυλικής Στήλης και Βιοτεχνολογίας, 23ο Συμπόσιο Ορθοπαιδικής Ογκολογίας της ΕΕΧΟΤ, 8o Συμπόσιο Ορθοπαιδικής Έρευνας της ΕΕΧΟΤ, Αμφιθέατρο “Παύλος Κονιαλίδης” της Ελληνικής Εταιρίας Χειρουργικής Ορθοπαιδικής και Τραυματολογίας Φλέμινγκ 20, Μαρούσι3-5 Δεκεμβρίου 2010.
    2. "PET/CT και Εξοπλισμός εργαστηρίων", Επιστημονική Ημερίδα Ε.Φ.Ι.Ε., PET / CT, Αμφιθέατρο Θεαγενείου Νοσοκομείου Θεσσαλονίκης, Σάββατο 20 Νοεμβρίου 2010
    3. “Νέες εξελίξεις στην τεχνολογία ΡΕΤ και SPECT”, Πανελλήνιο ετήσιο συνέδριο Τεχνολόγων Ακτινολόγων Απεικονιστικής Ιατρικής, Θεσσαλονίκη, 8-10 Οκτωβρίου 2010.
    4. "Οργανολογία ΡΕΤ και νεότερες εξελίξεις επί της οργανολογίας", 21ο Συνέδριο Πυρηνικής Ιατρικής, 7-9 Μαΐου 2010, Αμφιθέατρα του κτιρίου της Γραμματείας της Ιατρικής Σχολής ΑΠΘ, Θεσσαλονίκη
    5. "Οπτική απεικόνιση: Βιοφθορισμός, βιοφωταύγεια, οπτική CT", Εκπαιδευτικό Σεμινάριο «ΜΟΡΙΑΚΗΣ Ογκολογιας Και Στοχεyουσας Θεραπειας Για Τον Κλινικο Ογκολογο», Συνεδριακό Κέντρο «Διάσελο» του Μετσόβου στις 18-21 Φεβρουαρίου 2010.
    2009 (4)
    1. "Νανο-βιοΰλικά: εφαρμογές και προοπτικές", 15ο Σεμινάριο Εμβιομηχανικής της Σπονδυλικής Στήλης & Βιοτεχνολογίας, Αμφιθέατρο "Π. Κονιαλίδης" της ΕΕΧΟΤ, 11 - 13 Δεκεμβρίου 2009
    2. "Hardware Requirements and Data Acquisition Techniques for SPECT, PET and Multimodal Systems for Molecular Imaging", BEST 09 Summer Course on Biomedical Technologies, University of Patras, 24 July 2009.
    3. "Advanced MRI Compatible PET Detectors", 3rd IC-EpsMsO, International Conference on Eperiments/Process/System Modelling/Simulation/Optimization Mini-Symposium, Medical Imaging - Session I, 8-11 July, 2009, Athens, Greece.
    4. "Advances in small animal systems for applications in multimodal molecular imaging", 10th March 2009, Vienna Competence Center, Lazarettegasse 19, Vienna, 1090, Experimental Allergy Lab, DIAID, Department of Dermatology, Medical University of Vienna.
    2008 (2)
    1. "Advances in PET/SPECT Imaging", Seminars On “Advances In Biomedical Engineering”, Balikli Rum Hastanesi, Istanbul, 14-15 May 2008.
    2. "Multimodality molecular imaging: small animal and clinical applications", Seminars On “Advances In Biomedical Engineering”, Balikli Rum Hastanesi, Istanbul, 14-15 May 2008.
    2007 (3)
    1. "Do we need simulations of the MR, CT or optical component of hybrid imaging systems?", Workshop on Monte Carlo, Paris, 11-12 October 2007.
    2. "Systems for small animal imaging", Fourth International Student Summer School Nuclear Physics Methods and Accelerators In Biology And Medicine, Prague, 11-21 July 2007.
    3. "Monte Carlo Simulations in Nuclear Medicine", Fourth International Student Summer School Nuclear Physics Methods and Accelerators In Biology And Medicine, Prague, 11-21 July 2007.
    2006 (4)
    1. "Dedicated PET imagers: Greek perspectives", Workshop: PET/SPECT/Radio-Isotopes in Greece, 26 June 2006, National Technical University of Athens, Amphitheatre of Multi-Media, Building of Library, Zografou Campus, Athens, Greece.
    2. "Νεότερες εξελίξεις στην απεικόνιση μικρών ζώων με εξειδικευμένα και συμβατικά συστήματα – Πιθανές κλινικές εφαρμογές", Σεμινάριο στο Ινστιτούτο Ραδιοϊσοτόπων και Ραδιοδιαγνωστικών Προϊόντων, Ε.Κ.Ε.Φ.Ε. «Δημόκριτος», 25 Μαΐου 2006.
    3. "GATE: A Monte Carlo simulation toolkit optimized for modeling PET & SPECT scanners. Advantages, limitations and potential clinical benefits", Tuesday 2nd May 2006, The Grove Centre // R&D Executive Meeting Room.
    4. "GATE: A Monte Carlo simulation toolkit optimized for modeling PET & SPECT scanners. Advantages, limitations and potential clinical benefits", Wednesday 03 May 2006, 4 o'clock  Room 231, Cyclotron Building, Hammersmith Imanet, Hammersmith Hospital Campus, Du Cane Road, London W12 ONN, United Kingdom.
    2005 (3)
    1. "Αρχές φυσικής ΡΕΤ κάμερα, ΡΕΤ/CT απεικόνιση", Συνεχιζόμενη εκπαίδευση ειδικευομένων, ΓΝΑ «Ο Ευαγγελισμός», Αθήνα, 17 Μαρτίου 2005.
    2. "Dedicated imaging systems in nuclear medicine", 3rd International Meeting of Nuclear Medicine of Northern Greece, 4-6 November 2005, Grand Hotel Palace, Thessaloniki, Macedonia, Greece.
    3. "Απεικονιστικές διατάξεις για τη μελέτη νέων ραδιοφαρμάκων", Θερινό Σχολείο 11-22 Ιουλίου 2005, Ε.Κ.Ε.Φ.Ε. «Δημόκριτος», 13 Ιουλίου 2005.
    2002 (1)
    1. "Τομοσπινθηρογραφική κάμερα υψηλής ευκρίνειας", Σεμινάριο Ε.Κ.Ε.Φ.Ε. «Δημόκριτος», Νοέμβριος 2002.