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.
Quantitative analysis by western blotting of γH2AX (A) and pChk2 (B). The protein level normalized to β-actin in normal mucosa, adenoma, early carcinoma and advanced carcinoma. Both expression levels gradually increased with tumor progression. There was a significant difference between normal mucosa and advanced carcinoma in both γH2AX and pChk2 expression. *p < 0.05.
