About: http://webisa.webdatacommons.org/451412401

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	Another example is carcinoembryonic antigen (CEA), a 180 kDa cell surface molecule widely expressed on human cancers, including colon, lung, and breast, and at low levels in normal tissues.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com