Assertion: virus | /r/HasProperty | isolated
Facets:
value: from whom
type: OTHER
Source sentences:
text: The name starts with the virus type, followed by the place the virus was isolated, followed by the virus strain number, the year isolated, and finally, the virus subtype.
text: BK virus is an abbreviation of the name of the first patient whom the virus was isolated from in 1971 (the patient was then 29 years old).