Fig. 2From: Protective effect of etanercept, an inhibitor of tumor necrosis factor-α, in a rat model of retinal ischemiaImmunohistochemical staining 3 days after acute ischemic injury. Using a rabbit anti-Iba1 antibody, immunohistochemical staining showed that the number of microglia (arrow) at the optic nerve head was noticeably lower in the 1.0 mg/kg etanercept-treated group (a) than in the PBS-treated group (b). Original magnification: ×20 (A, B); Scale bar, 1000 μm. PBS, phosphate-buffered salineBack to article page