An RNA virus closely related to the hepatitis C virus.
Not clearly related to any illness.
Patients coinfected with HIV virus and GB virus C have a survival benefit.
GB virus (GBV-C)-detected in 85% of men with HIV.
Viremia significant associated with prolonged survival among HIV positive men 5-6 years after HIV seroconversion, and the loss of GBV-RNA by 5-6 years after seroconversion is associated with the poorest prognosis.