About: http://webisa.webdatacommons.org/210155012

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	It exists to keep harmful pathogens, such as viruses and bacteria (which are much larger than molecules that can cross the BBB), from passing from the blood into the brain.
http://www.w3.org/ns/prov#wasQuotedFrom	perriconemd.com