Fig. 4From: Increased S100A4 expression in the vasculature of human COPD lungs and murine model of smoke-induced emphysemaS100A4 localisation and expression in human intrapulmonary arteries. Immonohistochemical staining of S100A4, α smooth muscle actin and negative control in intrapulmonary vessels of COPD patients and donor lungs. Bars represent 100 μm. b S100A4 expression in laser-microdissected arteries from donor and COPD lungsBack to article page