Swiss firm says it has US Food and Drug Administration emergency use approval for tests to detect if people have had the disease
Swiss drug maker Roche Holding AG says it has received emergency use approval from the US Food and Drug Administration (FDA) for an antibody test to help determine if people have ever been infected with the coronavirus.
Governments, businesses and individuals are seeking such blood tests to help them learn more about who may have had the disease, who may have some immunity and to potentially craft strategies to end lockdowns that have battered global economies.
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