RNA-directed RNA polymerase(HCV virus) antibody detects RNA-directed RNA polymerase protein by western blot analysis. Non-transfected (-) and RNA-directed RNA polymerase-transfected (+) Huh7 whole cell extracts (30μg) were separated by 7.5% SDS-PAGE, and the membrane was blotted with RNA-directed RNA polymerase(HCV virus) antibody (GTX131273) at a dilution of 1:2000