How do SARS-CoV-2 antibodies change over time in recovered patients? – News-Medical.Net

Researchers studied convalescent plasma from recovered coronavirus disease 2019 (COVID-19) patients, with samples collected up to 34 weeks after recovery. They found IgG antibodies gradually declined with a median half-life of about 60 days.
One of the methods to combat COVID-19, the disease caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), is by the transfusion of convalescent plasma, collected from people who have recovered from the infection. However, its effect in severely…

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