About: http://webisa.webdatacommons.org/179790648

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	Although toxic at high doses, Se is an essential trace element necessary for antioxidant enzyme activity, thyroid hormone metabolism, and immune function and has been used in chemoprevention studies (Zeng et al. 2005).
http://www.w3.org/ns/prov#wasQuotedFrom	questia.com