The adaptive immune system responds to microbial invasion by producing protective antibodies or cell-mediated immunity, or both. Appropriate administration of specific antigens, as in a vaccine, can result in effective, persistent immunity to infection. Microbial molecules also stimulate innate immune responses. These innate responses also promote adaptive immunity and can be used in the form of adjuvants to significantly increase responses to vaccines.
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Also see pet health content regarding vaccines and immunotherapy in animals Vaccines and Immunotherapy The immune system protects the body against “foreign invaders” such as bacteria and other microorganisms that can cause disease. Certain proteins and other molecules of these invaders are known... read more .
