<http://webisa.webdatacommons.org/23082269>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/23082269>	<http://www.w3.org/ns/prov#value>	"The crude cell lysate can be further purified by methods including ultrafiltration and ion exchange chromatography before purification by affinity chromatography." .
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<http://webisa.webdatacommons.org/prov/107389267>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/23082269> .
<http://webisa.webdatacommons.org/23082269>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .