Assertion: vaccine | /r/HasProperty | prophylactic
Facets:
Source sentences:
text: Vaccines can be prophylactic (to prevent or ameliorate the effects of a future infection by a natural or "wild" pathogen), or therapeutic (to fight a disease that has already occurred, such as cancer).
text: Most vaccines are prophylactic, which means they prevent a person from getting a disease.
text: Some vaccines are prophylactic and are used to prevent or ameliorate the effects of a future infection by any natural or "wild" pathogen.