Fig. 5From: Endothelial cells from pulmonary endarterectomy specimens possess a high angiogenic potential and express high levels of hepatocyte growth factorThe immunohistochemical analysis of (a) thrombus vessels in pulmonary endarterectomy specimens and (b) control pulmonary arteries. The internal lumen of the thrombus vessels of the pulmonary endarterectomy specimens were positive for HGF and Met. Black Bar = 500 μm, White Bar = 50 μmBack to article page