PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The culture of animal cells in vitro for the production of various proteins, peptides, hormones, growth factors and other biologically active substances has been widely investigated.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com