Figure 5From: Temporal patterns of blood flow and nitric oxide synthase expression affect macrophage accumulation and proliferation during collateral growthA + B, Immunohistochemical detection of resident macrophages. in the absence (panel A; occlusion) and presence (panel B; occlusion + GTN) of continuous, peripheral GTN infusion (10 μg/h over 72 h) 72 h after femoral artery occlusion, 20× magnification. C + D, Fluorescence immunohistochemical detection of BrdU-incorporated nuclei (green) in the absence (panel C; occlusion) and presence (panel D; occlusion + GTN) of continuous, peripheral GTN infusion (10 μg/h over 72 h) 72 h after femoral artery occlusion; 20× magnification, 7-Amino-actinomycin D nuclear stain (red fluorescence).Back to article page