<http://webisa.webdatacommons.org/44058043>	<http://www.w3.org/ns/prov#value>	"Melanin and lipofuscin are two types of pigments and are believed to play opposite roles (protective versus exacerbate) in the RPE in the aging process." .
<http://webisa.webdatacommons.org/prov/438295315>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/44058043> .
<http://webisa.webdatacommons.org/44058043>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/44058043>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<spiedigitallibrary.org> .