PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • f growth factors, including vascular endothelial growth factor (VEGF) and the angiopoietins.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov