You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Whole cell pertussis vaccine used to prevent infection can protect against? and explain in detail?
c. Both Bordetella pertussis & parapertussis(Ref: Clin Infect Dis. 2017Jun 15;64(12):1795-1797)Pertussis vaccine may induce cross-immunity & has been found to have 66%-82% effectiveness against parapertussis.Controversial; Some sources say: As measles can depress cell mediated immunity & as BCG induces cell mediated immunity BCG should not be given along with measles or MMR; while some do not comment about it; So, there is not much recent evidence to substantiate the same.