human_reference_atlas has characterizing marker set has marker component APLNR KIT cell cell type (from CL) connective tissue cell adult endothelial progenitor cell CL:0002619 CT adult endothelial progenitor cell 2011-03-14T12:11:18Z adult endothelial progenitor cell The existence of adult endothelial progenitor cells has been controversial in the past. https://github.com/obophenotype/cell-ontology/issues/1410 EPC https://github.com/obophenotype/cell-ontology/issues/348 An adult angioblastic cell released from the bone marrow, or from the kidney in some teleost species, capable of blood circulation and participation in angiogenesis by differentiating into blood vessel endothelial cells. Homo sapiens sequence collection respiratory tract respiratory system lower respiratory tract lung respiratory system venous endothelium secondary pulmonary lobule intersegmental pulmonary vein pulmonary interlobular septum