About: http://webisa.webdatacommons.org/411559062

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The matrix contains proteins known to support the attachment of a wide variety of cells; fibronectin, vitronectin, thrombospondin, collagens and laminin are examples of matrix proteins.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com