Pasinei nokuwanikwa uku, kutsvakurudza kwenyika dzakawanda kuedza kuziva utachiona, pakutanga kwainzi non-A, non-B hepatitis (NANBH), kwakakundikana kwemakore gumi akatevera. Muna 1987, Michael Houghton, Qui-Lim Choo, naGeorge Kuo kuChiron Corporation, vachishanda naDaniel W. Bradley kuCenters for Disease Control and Prevention, vakashandisa nzira itsva yekugadzira mamorekuru kuti vaone chisingazivikanwe uye kuongorora kwekuongorora. Muna 1970 Alter akasimbisa kuvapo kwehutachiona muDhipatimendi reTransfusion Medicine kuNational Institutes of Health. Muna Kubvumbi 1989, kuwanikwa kweAlter HCV kwakaburitswa muChiron Medical Journal muna Kubvumbi 1994, Bradley akabhadharwa mari inokwana US $ 300 000 uye akabhadharwa mari inokwana US $ 300 000 pakupedzisira mushure mekuwana chirwere ichi.
Gore ra1987