Assertion: vaccine | /r/MadeOf | a herpes virus
Facets:
Source sentences:
text: It is made from a herpes virus that has been altered in the lab to produce a substance ﻿that the body normally produces, called a cytokine.
text: It is made from a herpes virus that has been altered in the lab to produce a substance ﻿that the body normally produces, called a cytokine.