PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Some tissues will have relatively stable numbers of these cells during aging (eg, skin and the lining of the GI tract), whereas others, such as the breast, liver, and brain tissues, may have decreasing numbers of stem cells (due to many intrinsic and extrinsic factors that I will not discuss here).
http://www.w3.org/ns/prov#wasQuotedFrom
  • rerf.or.jp