Fig. 5From: Increased S100A4 expression in the vasculature of human COPD lungs and murine model of smoke-induced emphysemaS100A4 protein expression in intrapulmonary vessels of donor and COPD lungs. Representative images of intrapulmonary arteries from a control lungs, b COPD patients. Bars represent 100 μm and 500 μm. c semi-quantitative analysis of S100A4 protein expression in intrapulmonary arteries. Δ Intensity- color intensity of S100A4 protein after immunohistochemical stainingBack to article page