PDGF dimer fibrinogen Hepatocyte growth factor Insulin-like growth factor Thrombospondin-1 trimer Platelet alpha granule contents Converted from EntitySet in Reactome Reactome DB_ID: 481003 Reactome Database ID Release 43481003 Reactome, http://www.reactome.org ReactomeREACT_21970 TGF beta Vascular endothelial growth factor Alpha actinins