Theodoros eleftheriadis was born in thessaloniki, in 1969. he received his md diploma from the aristotle university of thessaloniki, school of medicine, thessaloniki, greece, and his ph.d. diploma on antigen presentation in hemodialysis patients from the democritus university of thrace, alexandroupolis, greece. He worked as a community physician for 1 year at gavdos island, chania, greece, and for 1 year as a physician in the greek army. He completed a 2-year residency in internal medicine at theagenion cancer centre of thessaloniki and the 4-year fellowship program in nephrology at the 2nd ika hospital of thessaloniki and the organ transplant unit of the hippokration general hospital of thessaloniki. He worked as a consultant nephrologist for 1 year at the university hospital of larissa, greece, for 4 years at the general hospital of serres, greece and for 3 years at the private section. From december of 2013 i was appointed from the medical school of the university of thessaly, greece firstly as a lecturer in nephrology and then as an assistant professor of nephrology. his clinical duties include the care of patients with kidney diseases before or after entrance in hemodialysis or peritoneal dialysis, as well as of kidney transplant recipients. his expertise in kidney transplantation was significantly enhanced after a period of attendance of the activities of the nephrology department, kidney transplantation program at the hospital del mar, barcelona, spain as a visitor nephrologist. His experience as a visitor investigator in the department of immunology at the scripps research institute, la jolla, ca boosted not only my technical skills but also his confidence and thought process. Of alterations of cell metabolism on human alloreactive t-cell differentiation and function, as well as on endothelial dysfunction and on resistance of epithelial cells to hypoxia