active immunity

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active immunity

Immunity resulting from the development of antibodies in response to the presence of an antigen, as from vaccination or exposure to an infectious disease.

active immunity

See under acquired immunity.

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Noun

active immunity - a form of acquired immunity in which the body produces its own antibodies against disease-causing antigens

acquired immunity - immunity to a particular disease that is not innate but has been acquired during life; immunity can be acquired by the development of antibodies after an attack of an infectious disease or by a pregnant mother passing antibodies through the placenta to a fetus or by vaccination

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acquired immunity

immunity

MONTGOMERY: The concept of introducing an alternative substance in order to induce active immunity against a disease developed from the observation that persons who had cowpox did not develop smallpox.

Experts' forum by Castro, Miranda / Mothering

The specific antibodies that may be important in sIgA-mediated passive immune protection and infectioninduced active immunity in human milk are not known.

Human milk secretory antibodies against attaching and effacing ... by Cleary, Thomas G. / Emerging Infectious Diseases

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