Mario Rizzetto

Mario Rizzetto (born 4 June 1945) is an Italian virologist who in 1977 first reported the Hepatitis D virus as a nuclear antigen in patients infected with HBV who had severe liver disease.^[1]

He graduated in Medicine and Surgery at the University of Padua in 1969.^[2] He was awarded the King Faisal International Prize in Medicine in 1985, the Robert Koch Prize in 1987, the William Beaumont Prize of the American Gastroenterological Association in 1988,^[3] and the Hans Popper Award in 1992.