Medical doctor and professor of biochemistry with extensive international experience in academic research, including postdoctoral training and visiting professorships in the United States and Canada. He leads the Membrane Research Group at Semmelweis University and has held senior research roles at the National Institute of Hematology. A full member of the Hungarian Academy of Sciences, he has also served as President of the Federation of European Biochemical Societies (FEBS) and is currently Vice President of the International Cell Research Organisation (ICRO-UNESCO) and the International Transmembrane Transport Society (ITTS). He is the Hungarian representative of the European Medicines Agency. His research focuses on ABC membrane transporters and their roles in multidrug resistance, pharmacology, and stem cell biology. He has developed novel tools and compounds to study and modulate transporter activity, with recent work addressing the regulation of these systems in pluripotent and cancer stem cells. He has published over 300 scientific papers in international journals, with more than 16,500 citations. He is the founder of InnoCell and remains closely involved in shaping its scientific direction.