PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This shrinking is one of the main reasons the immune system becomes less effective and we lose the ability to fight off new infections, such as flu, as we get older.Regenerative medicine is a fast-growing area of research, mainly focused on stem cells ??? the master cells that act as a source for all types of cells and tissues in the body.
http://www.w3.org/ns/prov#wasQuotedFrom
  • lincolndailynews.com