<http://webisa.webdatacommons.org/417238226>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<eurekalert.org> .
<http://webisa.webdatacommons.org/prov/306934111>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/417238226> .
<http://webisa.webdatacommons.org/417238226>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/417238226>	<http://www.w3.org/ns/prov#value>	"A substance that comes from pine bark is a potential source for a new treatment of melanoma, according to Penn State College of Medicine researchers." .