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Moont1de t1_iyy0opa wrote

Reply to comment by GenoPax in The Pfizer-BioNTech COVID-19 vaccine limits transmission, hospitalization, and death from COVID-19 even among patients infected by variants of the virus, but the effectiveness of antibodies it generates diminishes as patients get older by Wagamaga

They protect against most variants, just not Omicron where that protection is mild but still existent.

Same as any vaccine, really

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poondox t1_iyy6rcy wrote

Hehe....which definition of vaccine are you talking about?

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Moont1de t1_iyy758h wrote

> a substance used to stimulate the production of antibodies and provide immunity against one or several diseases, prepared from the causative agent of a disease, its products, or a synthetic substitute, treated to act as an antigen without inducing the disease.

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