About: http://webisa.webdatacommons.org/341846243

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	As used herein, a protein or peptide is said to be ???isolated??? or ???purified??? when it is substantially free of cellular material or chemical precursors or other chemicals.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com