FDA Authorizes First Coronavirus Antibody Test

(CNN) — The US Food and Drug Administration has issued its first emergency use authorization for a coronavirus test that looks for antibodies in the blood.
That type of test, called a serology test, would be able to identify past coronavirus infections, although it may be less effective at identifying recent ones.
The authorized test, from a manufacturer called Cellex Inc., requires blood to be collected through a vein, and the test itself can only be performed in a certified lab.
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