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FDA Authorizes First Coronavirus Blood Test, A Key Step For Showing Immunity

USA Today

The U.S. Food and Drug Administration has authorized the first test for coronavirus that measures antibodies in the blood. Such tests could identify people who have recovered from COVID-19, a key for knowing who’s immune and for developing a vaccine.

Cellex Inc. of Research Triangle Park, North Carolina, received an emergency use authorization for its test Thursday from the FDA.It uses blood drawn from a vein to measure antibodies to the SARS-CoV-2 virus that causes COVID-19.

It is the first of an expected flood of such tests as companies race to develop them. Antibody tests are already being used in several countries, including China, South Korea and Singapore.

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