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<http://webisa.webdatacommons.org/181593459>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/162043595>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/181593459> .
<http://webisa.webdatacommons.org/181593459>	<http://www.w3.org/ns/prov#value>	"It has now been discovered that SOX17 is an appropriate marker for the definitive endoderm lineage when used in conjunction with markers to exclude extra-embryonic lineages." .