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Antibodies Protect Against COVID-19 Reinfection

April 2021

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After possessing COVID-19, most people’s bodies produce antibodies to assist battle it off. These are distinctive molecules made by the body’s sickness defense system, the immune system. A review uncovered that folks with these antibodies were being a lot less very likely to get COVID-19 once again.

Researchers seemed at much more than three million folks who experienced an antibody examination for SARS-CoV-2. SARS-CoV-2 is the virus that brings about COVID-19.

They uncovered that about eleven% of folks experienced SARS-CoV-2 antibodies. Much more than 88% experienced a detrimental examination. And a lot less than 1% of checks were being inconclusive.

The scientists seemed at who arrived down with COVID-19 following the examination. They analyzed up to 30 times, 31–60 times, 61–90 times, and much more than ninety times following.

About three% to four% of folks with detrimental antibody checks bought COVID-19 in every time period. But people who experienced antibodies were being a lot less very likely to have COVID-19 as time went on. Only .three% of the folks with antibodies experienced a good COVID-19 examination much more than ninety times following. Individuals with out antibodies were being 10 situations much more very likely to get the sickness.

The findings suggest that folks who have a good final result from an antibody examination may perhaps be at lessen threat for future infection with SARS-CoV-2.

NIH’s Dr. Lynn Penberthy, who led the analysis staff, explains that much more concerns however have to have to be answered. “We are yet encouraged by this early finding,” she states.