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.
Cardiomyocyte apoptosis in rats following intratracheal instillation of silica nanoparticles. (A) Cardiomyocyte apoptosis and (B) apoptosis indexes of each group following exposure to silica nanoparticles, as assessed by terminal deoxynucleotidyl-transferase-mediated dUTP nick end labelling (magnification, ×200). aP<0.05 vs. control group; bP<0.05 vs. 2 mg/kg·bw group; cP<0.05 vs. 5 mg/kg·bw group. bw, body weight.
