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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	DENVER, Colo., April 22, 2009 ??? C-signaling proteins that fight foreign agents such as viruses and tumors also suppress brain tumor development, according to researchers from the University of Pittsburgh Cancer Institute (UPCI).
http://www.w3.org/ns/prov#wasQuotedFrom	upmc.com