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.
Protein kinase activity of PKM2 purified from nuclear and cytoplasmic fractions. Phosphorylation of purified STAT3 by PKM2 immunopurified from nuclear (NE) and cytoplasmic (CE) fractions of HepG2 cells was analyzed by Western blotting for the indicted proteins.
