Fig. 6From: Antioxidative defense and mitochondrial thermogenic response in brown adipose tissueImmunohistochemical detection of nitrotyrosine in IBAT of untreated, l-arginine- and l-NAME-treated rats exposed to different time periods of cold. Immunohistochemical detection of nitrotyrosine was performed using specific antibody against nitrotyrosine. Magnification: ×40, orig. Scale bars—20 μmBack to article page