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.
A. Western blot detection of RNA Pol II, CDK955, CDK942 and β-actin expression in antigen-activated (2 μg/ml anti-CD3 mAb and 1 μg/ml anti-CD28 mAb) CD4+ T cells pretreated with 3 μM PHA767491 or PBS for 2 h. B.-D. The blot and gray value are shown. Similar results were observed in three independent experiments. **p < 0.01.
