Abstract

Pertussis toxin (PT) is a major protective antigen of Bordetella pertussis and its detoxified form obtained by a chemical process is an important component of an acellular pertussis vaccine (APV).In view of the possibility of residual toxicity or toxicity reversion of PT in the vaccines,specific tests are required to assure safety of the vaccines.This paper reviews specific methods for determination of toxicity of APV and prospect of new tests in the world. Key words: Pertussis toxin; Acellular pertussis vaccine; Toxicity tests

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