P. Halfon et al., Molecular evidence of male-to-female sexual transmission of hepatitis C virus after vaginal and anal intercourse, J CLIN MICR, 39(3), 2001, pp. 1204-1206
Hepatitis C virus (HCV) was transmitted from a chronic carrier to his femal
e partner during unprotected anal and vaginal intercourse. Based on HVR1 an
d phylogenetic tree analysis, the couple had closely related isolates. Thes
e findings confirm sexual transmission of HCV without other risk factors.