A closer look at T cells reveals big differences in mild vs. severe COVID-19 cases

A closer look at T cells reveals big differences in mild vs. severe COVID-19 cases

Science Daily

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How long does immunity to SARS-CoV-2 last following infection? Researchers have uncovered an interesting clue. Their new study suggests that people with severe COVID-19 cases may be left with more of the protective 'memory' T cells needed to fight reinfection.

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