About: http://webisa.webdatacommons.org/387674791

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	Melatonin is a hormone produced at night by the pineal gland in the brain.
http://www.w3.org/ns/prov#wasQuotedFrom	eurekalert.org