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Even mild COVID-19 may produce long lasting immunity – Medical News Today

New research finds changes in immune T-cell responses to the new coronavirus that last for months, even after mild cases of COVID-19.



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A new study suggests that T cells might provide individuals who had a mild or asymptomatic case of COVID-19 with lasting immunity against future infection, even if their blood contains no neutralizing antibodies.
Most people who are exposed to SARS-CoV-2, the coronavirus that causes COVID-19, only experience mild symptoms or none at all.
However, the infection can still pass from them to other people, and the overall case fatality rate appears to be converging on 0.5–1.0%.
It is, therefore,…

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