Figure 1From: Characterization of proximal pulmonary arterial cells from chronic thromboembolic pulmonary hypertension patientsPulmonary vascular material collected during lung transplantation from a patient with PAH (A) and stained by hematoxylin and eosin (C) and during PEA from patients with CTEPH (B) and stained for elastin (D). The presence of a thrombus (THR) was mentioned and the piece of tissue further used to isolate PAEC and PASMC (cell culture) was also indicated.Back to article page