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Mario Rizzetto

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Mario Rizzetto
Born (1945-06-04) 4 June 1945 (age 79)
Alma materUniversity of Padua
Known forHepatitis D
AwardsKing Faisal International Prize (1985)
Robert Koch Prize (1987)
William Beaumont Prize (1988)
Hans Popper Award (1992)
Scientific career

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.


  1. ^ Rizzetto, M; Canese MG; Arico S; Criello O; Trepo C; Bonino F; Verme G (1977). "Immunofluorescence detection of new antigen-antibody system (delta/anti-delta) associated to hepatitis B virus in liver and in serum of HBsAg carriers". Gut. 18 (12): 997–1003. doi:10.1136/gut.18.12.997. PMC 1411847. PMID 75123.
  2. ^ Alberti, Alfredo (2006). "Professor Mario Rizzetto, MD" (PDF). Journal of Hepatology. 45 (4): 466–467. doi:10.1016/j.jhep.2006.07.014. Retrieved 5 January 2020.
  3. ^ "William Beaumont Prize". American Gastroenterological Association. Retrieved 4 October 2016.