Covid-19 carriers ‘most infectious earlier on’ – ClickLancashire

Part of the reason researchers studied all three diseases was to determine why COVID-19 has spread more rapidly than the earlier diseases. The researchers said that there was about a 200-fold range in the level of antibody responses among the adults.
The “memory” blueprint is stored in B cells and T cells.
The scientists detected B cells in nearly all covid-19 cases.
Most of the group (92 percent) had only mild infections and never needed to be hospitalized.
However, in a striking piece of information…

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