抗毒素
Antitoxin \An`ti*tox"in\, Antitoxine \An`ti*tox"ine\, n. [Pref. anti- + toxin.] A substance (sometimes the product of a specific micro-organism and sometimes naturally present in the blood or tissues of an animal), capable of producing immunity from certain diseases, or of counteracting the poisonous effects of pathogenic bacteria.
antitoxin n : an antibody that can neutralize a specific toxin