CDC Using Antibody Tests to Gauge Number of Asymptomatic Coronavirus Cases

The Centers for Disease Control and Prevention has begun conducting antibody tests of three different groups to accurately measure the total number infected with coronavirus, including asymptomatic cases.

The surveys come after the Food and Drug Administration announced last week that it had authorized the first coronavirus serology test, which detects any antibodies produced by the immune system in response to the virus. The test is produced by Cellex Inc.