About: http://webisa.webdatacommons.org/14358597

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	hold pets or other companion and/or production animals).BACKGROUND OF THE INVENTIONOne critical function of the human (and animal) immune system is to assess whether a physical particle entering the body is a friend or foe.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com