Research Article

Sildenafil Attenuates Hepatocellular Injury after Liver Ischemia Reperfusion in Rats: A Preliminary Study

Table 2

Quantification of myeloperoxidase staining.

Positive cells for myeloperoxidase staining per three optic fields (40x magnification)Score

0–20 cells 0
20–40 cells 1
40–60 cells 2
>60 cells 3