Assertion: vaccine's system | /r/CapableOf | produce b cells
Facets:
value: typically
type: DEGREE
Source sentences:
text: The human immune system typically produces both T cells and B cells that are capable of being reactive with self-antigens, but these self-reactive cells are usually either killed prior to becoming active within the immune system, placed into a state of, or removed from their role within the immune system by regulatory cells.