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The crucial test to identify those who have recovered from COVID-19 and have active immunity


A test that can determine if a patient had been infected and recovered from COVID-19 is being developed at Mayo Clinic Laboratories. The test will detect the presence of antibodies specific to SARS-CoV-2, the virus that causes COVID-19. Antibodies are produced by a person’s immune system, and are critical for control and clearance of the virus.

Dr. Gregory Poland, a Mayo Clinic COVID-19 and vaccine expert, explains how the public and research will benefit from this antibody, or serologic, test.

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