Biography of Mario RIZZETTO
Mario Rizzetto qualified in medicine and surgery from the University of Padova in 1969. He completed a research fellowship in immunology at
Middlesex Hospital School of Medicine in London in 1972-1973. Professor Rizzetto was a visiting researcher at the Laboratory for Infectious Diseases at the National Institutes of Health in the USA from 1978 to 1979. He has been Professor of Gastroenterology at the University of Torino until his retirement in 2015.
Professor Rizzetto’s contributions to hepatitis research culminated in his discovery – in 1977 – of the delta antigen (now known as hepatitis delta virus or HDV) and the elucidation of its role in fulminant and chronic hepatitis.