
Recombinant Hepatitis C Virus NS4 a+b, Biotin Labeled by ProSpec Bio is a recombinant antigen expressed in E. coli (aa 1658–1863, 19 kDa, >95% pure). Sizes: 100 µg (hcv-200), 0.5 mg (hcv-200-1), 1 mg (hcv-200-2). Available from MBP, a registered vendor at leading US research institutions.


