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. Normal pancreas from an 8-wk-old pig receiving no dietary ZnO. B. Pancreas from an 8-wk-old pig receiving 6,000 ppm ZnO for 21 d. Note multifocal cytoplasmic vacuolation (asterisks), often more abundant acinar cell cytoplasm, and frequent acinar cell apoptosis (arrows). H&E. Bars = 50 µm.
