Answer: antibodies

AnswerCrossword Clue
ANTIBODIESB cells' production
ANTIBODIESWeapons in the medical arsenal.
antibodiesANTIBODY, a body substance that produces immunity against toxins
antibodiesA blood protein produced in response to and counteracting a specific antigen. Antibodies combine chemically with substances that the body recognizes as alien, such as bacteria, viruses, and foreign substances in the blood