Research Article

Prostaglandin E1 Preconditioning Attenuates Liver Ischemia Reperfusion Injury in a Rat Model of Extrahepatic Cholestasis

Figure 4

The expression of ICAM-1 in liver tissue of PGE group and NS group at 1, 6, and 24 h after reperfusion as measured by immunohistochemical staining (a–f, magnification, ×400). The average integral optical density (IOD) of ICAM-1 expression in the two groups: the data are expressed as the mean ± SD (, , and ).
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