
Recombinant HIV-1 Envelope conjugated to HIV-2 gp36 by ProSpec Bio is a recombinant antigen expressed in E. coli (23 aa, 27 kDa, >90% pure), supplied as a solution. Sizes: 100 µg (hiv-131), 0.5 mg (hiv-131-1), 1 mg (hiv-131-2). Available from MBP, a registered vendor at leading US research institutions.


