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.
Long term As exposure activated p53. A. Western blot data show that As exposure increased the protein levels of p53 and p-p53 (Ser15). B, C. qRT-PCR data show that As exposure at low (200 nM) or high dose (1,000 nM) at gradient times affected the mRNA levels of p21 and ING4.
