Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Effects of exogenous Tat on JCV E (a) and L (b) gene promoters in KG-1 cells. The experiment was carried out as described in the legend to Fig. 1, but instead of transfection, purified Tat (Tat 86, clade B) was added exogenously to the medium at the concentrations indicated.
