Prof. Nikolaos Tentolouris
Head of the 1st Department of Internal Medicine
Understanding how the gut microbiome transforms food bioactives is key to unlocking their potential benefits for human health.
BioTransform offers a unique opportunity to bridge nutrition, metabolism, and disease prevention through innovative, multidisciplinary research.
I am excited to contribute to advancing our knowledge and translating scientific discoveries into meaningful health benefits.
Professional background
Professor Nikolaos Tentolouris received his degree from the Medical School of the University of Athens in 1986 and his specialty title in Internal Medicine in 1997. He worked in the field of diabetes mellitus, metabolic and endocrine diseases at the University of Manchester (Manchester Royal Infirmary) in the UK. Currently he works as a professor and head of the 1st Department of Internal Medicine, Medical School of the National and Kapodistrian University of Athens (NKUA) at the Laiko General Hospital in Athens, Greece in Internal medicine and diabetes. He has participated in scientific and organizational committees of many international and Greek conferences, is a member of the Editorial Board of 4 medical journals and a consultant-reviewer in 76 international journals. He is the Coordinator of the Postgraduate Studies Program of the Medical School of the NKUA entitled “Diabetes Mellitus-Obesity”. His research work includes more than 340 publications in foreign-language journals that have more than 20,000 references in the international bibliography and h-index 61 (Google Scholar). He served in the past as member of the Executive Committee of the European Association for the Study of Diabetes (EASD).
Selected publications
Fytili C, Nikou T, Tentolouris N, Tseti IK, Dimosthenopoulos C, Sfikakis PP, Simos D, Kokkinos A, Skaltsounis AL, Katsilambros N, Halabalaki M. Effect of Long-Term Hydroxytyrosol Administration on Body Weight, Fat Mass and Urine Metabolomics: A Randomized Double-Blind Prospective Human Study. Nutrients. 2022 Apr 6;14(7):1525.
Kaloudi P, Protogerou AD, Aissopou EK, Basdeki ED, Argyris AA, Athanasopoulou E, Tentolouris N, Tektonidou MG, Sfikakis PP, Karatzi K. Associations between anthropometric and body composition indices with subclinical arterial damage in chronic inflammatory diseases. Int J Obes (Lond). 2026 Apr;50(4):887–894.
Binou P, Stergiou A, Kosta O, Tentolouris N, Karathanos VT. Positive contribution of hydroxytyrosol-enriched wheat bread to HbA1c levels, lipid profile, markers of inflammation and body weight in subjects with overweight/obesity and type 2 diabetes mellitus. Eur J Nutr. 2023 Aug;62(5):2165–2176.
Binou P, Stergiou A, Kosta O, Tentolouris N, Karathanos VT. Positive postprandial glycaemic and appetite-related effects of wheat breads enriched with either α-cyclodextrin or hydroxytyrosol/α-cyclodextrin inclusion complex. Eur J Nutr. 2022 Oct;61(7):3809–3819. Epub 2022 Jun 6. Erratum: Eur J Nutr. 2022 Oct;61(7):3821. https://doi.org/10.1007/s00394-022-02973-1.
Binou P, Yanni AE, Stergiou A, Karavasilis K, Konstantopoulos P, Perrea D, Tentolouris N, Karathanos VT. Enrichment of bread with beta-glucans or resistant starch induces similar glucose, insulin and appetite hormone responses in healthy adults. Eur J Nutr. 2021 Feb;60(1):455–464.
Kanellos PT, Kaliora AC, Protogerou AD, Tentolouris N, Perrea DN, Karathanos VT. The effect of raisins on biomarkers of endothelial function and oxidant damage; an open-label and randomized controlled intervention. Food Res Int. 2017 Dec;102:674–680.