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Naturally acquired active immunity occurs when the person is exposed to a live pathogen, develops the disease, and becomes immune as a result of the primary immune response. Artificially acquired active immunity can be induced by a vaccine, a substance that contains the antigen.
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www.infoplease.com/ce6/sci/A0858765.html
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Adaptive immune system - Wikipedia, the free encyclopedia
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The adaptive immune system is composed of highly specialized, systemic cells and processes that eliminate or prevent pathogenic challenges. Thought to have arisen in the first jawed vertebrates, the...
en.wikipedia.org/wiki/Adaptive_immune_system
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Get the answer to "What is active immunity?" at Smart QandA, where all answers are verified with credible reference sources at Encyclopedia.com. ... Naturally acquired active immunity occurs when the person is exposed to a live pathogen, develops the disease, and becomes immune as a result of the primary immune...
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qanda.encyclopedia.com/question/active-immunity-90086.h...
qanda.encyclopedia.com/question/active-immunity-90086.html
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Active immunity: The production of antibodies against a specific agent by the immune system. Active immunity can be acquired in two ways: ... Active immunity is permanent. The individual is protected from the disease all their life. See also: Passive immunity. Last Editorial Review: 9/13/2003...
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www.medterms.com/script/main/art.asp?articlekey=2130
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Definition and other additional information on Active immunity from Biology-Online.org dictionary. ... Active immunity is generally long-term and can be acquired by infection followed by B cells and T cells activation, or artificially acquired by vaccines, in a process called immunization.
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www.biology-online.org/dictionary/Active_immunity
www.biology-online.org/dictionary/Active_immunity
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active immunity n. Immunity resulting from the development of antibodies in response to the presence of an antigen, as from vaccination or exposure to ... Dictionary: active immunity...
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www.answers.com/topic/active-immunity
www.answers.com/topic/active-immunity
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Health question: How are they alike between active immunity and passive immunity? Answer Active immunity is long term protection that generally lasts 20-30 years and passive immunity is immediate protection. ... Active immunity is long term protection that generally lasts 20-30 years and passive immunity is immediate protection.
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wiki.answers.com/Q/How_are_they_alike_between_active_im...
wiki.answers.com/Q/How_are_they_alike_between_active_immunity_and_passive_immunity
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Taken together, these findings suggest the antitumor immunity could be induced by DC-edMER, which may involve both humoral and cellular immunity, and may provide insight into the treatment of EGFR-positive tumors through the induction of active immunity against EGFR.
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www.medscape.com/medline/abstract/15838380
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