About: http://webisa.webdatacommons.org/82771532

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	Alterations in adenylyl cyclase activity in cultured cells after prolonged exposure to drugs such as morphine have been extensively studied as models for drug tolerance and withdrawal.
http://www.w3.org/ns/prov#wasQuotedFrom	stanford.edu