About: http://webisa.webdatacommons.org/325948001

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	Milt Leitenberg, a University of Maryland bioterrorism expert, said ricin is a poison derived from the same bean that makes castor oil.
http://www.w3.org/ns/prov#wasQuotedFrom	utsandiego.com