Biochemical and Neurotransmitters Changes Associated with Tramadol in Streptozotocin-Induced Diabetes in Rats
Figure 2
(a) Liver of rats treated with 50 mg/kg tramadol. Congestion in the portal veins (PV) and hepatic sinusoids, HE ×80. (b) Liver of diabetic rats treated with 50 mg/kg tramadol. Congestion in portal vein (pv) with collagen proliferation (c) in between the newly formed bile ductules (bd) at portal area, HE ×64.