PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Platelet derived growth factors (PDGF), the transforming growth factors (TGF-??), insulin-like growth factors (IGFs), fibroblast growth factors (FGFs), and the bone morphogenetic proteins (BMPs) are examples of growth factors encompassed in the various geometric forms according to the present invention.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com