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Blood test could help detect who will get long COVID, study shows

Posted on AllSides January 26th, 2022
From The Right
AFP via Getty Images

Lower levels of a certain antibody that can be detected through a blood test might be able to indicate whether a person is more likely to get long COVID, according to a new study.

The study published Tuesday in the journal Nature Communications found that people who develop long-term symptoms of the virus have lower levels of two immunoglobulins — IgM and IgG3 — shortly after being infected with the virus, NBC News reported. 

The immunoglobulins are antibodies that the immune system produces to fight off infections.

Those lower antibody levels...

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