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) Liver of normal rat treated with 75 mg/kg tramadol, Degenerative changes (d) and apoptosis (a) in the same hepatocytes with inflammatory cell infiltration (m). HE ×160. (b) Liver of diabetic rats treated with 75 mg/kg tramadol. Congestion in portal vein (PV) with collagen proliferation in portal area (C). HE ×64.
