About: http://webisa.webdatacommons.org/245360036

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 the body burns oxygen, it generates molecular species called free radicals, which are highly volatile and can injure cell membranes, proteins, and other key functions.
http://www.w3.org/ns/prov#wasQuotedFrom	emory.edu