title: Angiogenesis: initiation and modulation.
mesh_terms: D000818:Animals; D002196:Capillaries / Q000166:cytology; D002455:Cell Division; D002642:Chick Embryo; D002999:Clone Cells; D006493:Heparin / Q000502:physiology; D006801:Humans; D008407:Mast Cells / Q000502:physiology; D009361:Neoplasm Invasiveness / Q000473:pathology*; D009389:Neovascularization, Pathologic / Q000473:pathology*; D010978:Platelet Factor 4 / Q000502:physiology
chemical_list: D010978:Platelet Factor 4; D006493:Heparin