Dr. Dimitrios Dimitriou u diplomua në vitin 1988 nga Departamenti i Biologjisë të Fakultetit të Shkencave të Universitetit të Athinës me note "Shumë mirë". Në vitin 1989, ai u rekrutua në pozitën e (Special Postgraduate Scholar) ne laboratorin e Mikrobiologjis te mjeksis, Universiteti i Janinës.
Ne 1998 u shpall Doktor i Shkollës Mjekësore me noten të "shkëlqyer" në Universitetin Mjekësor të Janinës.
Ka marr pjese ne shume programe shkencore:
Ka një projekt të pasur si professor:
Ai është anëtar i disa shoqërive shkencore (shoqërisë greke për Shkencave Biologjike, Shoqatës Intestinal Microbial Ecology and Diseases, Shoqatës Greke e mikrobiologjise, te shoqates Greke te informatikes mjeksore) dhe krenohet me pjesëmarrjen në shumë konferenca Grek dhe nderkombtar si dhe ne botime Nderkombetare dhe revista shkencore Greke.
- Διακύμανση Επιπέδων πλάσματος Τεστοστερόνης και 17β – Οιστραδιόλης στην Ιριδίζουσα πέστροφα Salmo gairdneri γύρω από την περίοδο ωοτοκίας . (Δεσύπρης Α. Δημητρίου Δ, Δουκάκη Β. και Παυλίδης Μ.) 12ο Επιστημονικό Συνέδριο της Ε.Ε.Β.Ε. Μυτιλήνης, 27-29 Απριλίου 1990.
- Ρόλος της τεστοστερόνης και 17β – οιστραδιόλης στην ωρίμανση των γονάδων της ιριδίζουσας πέστροφας. Φωτοπερίοδος, ενδοκρινολογικές αλλαγές και ωοτοκία. (Μ. Παυλίδης , Β. Θεοχάρη, Ι. Πάσχος, Δ. Δημητρίου, Ι. Χριστοφορίδης και Α. Δεσύπρης) Γ ΄ Πανελλήνιο Συμπόσιο Ωκεανογραφίας και Αλιείας Ε.Ι.Ε, 14-17/5/1990.
- Plasma 17β- estadiol Levels in Rainbow trout throughout the spawning period. Parallel determination by spectria-RIA and Delfia techniques. (Α. Dessypris, D. Dimitriou, M. Pavlidis, K. Seferiadis) Ελληνική Βιοχημική και Βιοφυσική Εταιρεία. 39η Επιστημονική Συνεδρία 11-12/12/1991 Αθήνα.
- Ετήσια κατανομή μικροβιακών δεικτών ρύπανσης στην Παμβώτιδα Λίμνη Ιωαννίνων. (Β. Μάϊπα και Δ. Δημητρίου) 12ο Επιστημονικό Συνέδριο της Ε.Ε.Β.Ε Μυτιλήνης, 27-29 Απριλίου 1990.
- Αναζήτηση αντισωμάτων έναντι της Leishmania Infantum σε ορούς σκύλων με την μέθοδο του ανοσοφθορισμού. (Δ. Δημητρίου, Χ. Παπαδοπούλου, Η. Μάνης, Χ. Σαρρή – Παπαθεοδώρου) 5ο Πανελλήνιο Κτηνιατρικό Συνέδριο Θεσσαλονίκης, 23-25- Νοεμβρίου 1990.
- Clostridium Perfringens as indicator of lake water. (D. Dimitriou, I. Kagalou, A. Stauropoulos and E. Bezirtzoglou) VII International Congress on Anaerobic Bacteria, Cambridge, 1991
- Προκαταρκτική μελέτη του επιπέδου μόλυνσης (της Λίμνης Παμβώτιδος ) με δείκτη το Cl. Perfringens. (Δ. Δημητρίου, Ι. Κάγκαλου και Ε. Μπεζιρτζόγλου) 13ο Πανελλήνιο Συνέδριο της Ε.Ε.Β.Ε. Ηράκλειο Κρήτης, 24-26 Μαΐου 1991
- Η δράση των μικροκυμάτων στην επιβίωση διαφόρων μικροοργανισμών. (Δ. Δημητρίου, Χ. Παπαδοπούλου, Α. Πανάγιου και Κ. Ιωαννίδης) 13ο Πανελλήνιο Συνέδριο της Ε.Ε.Β.Ε. Ηράκλειο, Κρήτη 24 – 26 Μαΐου 1991.
- Μικροβιολογικοί δείκτες ποιότητα στων κολυμβητικών ακτών της ΒΔ Ελλάδος. (Δ. Δημητρίου, Ε. Αθανασίου, Ι. Κάγκαλου και Β. Μάϊπα) 2ο Συνέδριο Περιβαλλοντικής Επιστήμης και Τεχνολογίας. Μυτιλήνη, Σεπτέμβριος 1991.
- Clostridium Perfringens as a point Source Indicator in River waters. (E. Bezirtzoglou, D. Dimitriou and A. Panagiou) The XVI International Congress on Microbial ecology and Disease, September 27-30, 1991 M.t Lake , Virginia U.S.A.
- Testosterone and 17β – estradiol plasma fluctuations throughout spawning period in male and female rainbow trout, Oncorhyncus mykiss (Walbaum), kept under several photoperiod regimes. (M. Pavlidis, D. Dimitriou, A. Dessypris) (in press)
- Clostridium Perfingens as a point Source indicator in river waters. (E. Bezirtzoglou, D. Dimitriou and A. Panagiou) Microbial Ecology in Health and Disease 1991.
- Clostridium Perfringens as an indicator of Faecal Contamination of lake water. (D. Dimitriou, I. Kagalou, A. Stavropoulos and E. Bezirtzoglou) Medical and Environmental Aspects of Anaerobes 1992 p183-186.
- Behavior of Salmonella enteritidis during the manufacturing, ripening and storage of Feta – cheese, made from unpasteurized ewe’ s milk. (C. Papadopoulou, V. Maipa, D. Dimitriou, C. Pappas, L. Voutsinas and A. Malatou) Journal of Food Protection. Vol.56. No. 1. Pages 25-28.
- Αναζήτηση αντισωμάτων έναντι της Leishmania Infantum σε ορούς σκύλων με την μέθοδο του ανοσοφθορισμού. (Δ. Δημητρίου, Χ. Παπαδοπούλου, Η. Μάνη, Χ. Σαρρή – Παπαθεοδώρου) Δελτίο Ελληνικής Κτηνιατρικής Εταιρείας.
- Survival of Salmonella enteritidis during the manufacture of Feta cheese made from pasteurized ewe ‘ s milk. (V. Maipa, C. Papadopoulou, C. Pappas, D. Dimitriou, L. Voutsinas and A. Malatou) Zentralbl – Mikrobiol. 148 (1993) 66-73
- Experimentαl study no death rates of E.Coli strains in lake water. (C. Papadopoulou, D. Dimitriou, A. Panagiou, G. Antoniadis) Microbial ecology (in press).
- Distribution of C.Perfringens in different Aquatic Environment in Greece. (E. Bezirtzoglou, D. Dimitriou, A. Panagiou and I.Kafalou) Microbiological Research 1994.
Ai është që nga viti 1995 anëtar i industrisë te Ihtiologjis me Reg 500 344 dhe mbajtës te diplomes 26 & 27 Klas A Një bollëk elaborimin Ihtiologji dhe Studime Mjedisore.
Në vitin 1993 ai mori pjesë si një anëtar themelues i kompanisë "Bioanalysis Laboratori Shkencore" dhe nga viti 1997 deri sot është aksioneri kryesor dhe përfaqësuesi ligjor dhe menaxher i përgjithshëm dhe te Cilësis te kompanisë "Bioanalysis Laboratori Shkencore". Në vitet 2006 - 2007 u mbajt Sekretar i Përgjithshëm i Dhomës të Tregdites të Janinës, ndërsa në vitet 2011 - 2013 ai shërbeu si President nga viti 2013 deri më sot mbetet zevend President i Dhomës të Tregdites të Janinës.
Departamenti i Studimeve
Departamenti i Laboratorit