Quest Diagnostics launches coronavirus testing for employees returning to work

Antibodies are proteins produced in response to infection

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(Reuters) - Quest Diagnostics Inc on Wednesday launched services to support large-scale testing for the new coronavirus as companies look to bring employees back to offices safely.

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The company in April started testing blood samples to detect antibodies - proteins produced in response to infection - against COVID-19, the respiratory disease caused by the coronavirus.

City of Miami police officer Anthony Reyes has blood drawn as he undergoes a COVID-19 antibody test at Hard Rock Stadium, during the new coronavirus pandemic, Wednesday, May 6, 2020, in Miami Gardens, Fla. (AP Photo/Lynne Sladky)

The diagnostic company said the “return to work services” provide employers access to its COVID-19 antibody testing as well as molecular testing, which typically uses nasal swab samples to detect the virus.

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The company said it was scaling up its COVID-19 lab operations to accommodate expected demand and expects to have capacity for about 150,000 molecular diagnostic tests a day by the end of June, nearly double its current testing rate.

Ticker Security Last Change Change %
DGX QUEST DIAGNOSTICS INC. 134.26 -1.16 -0.86%

The company also said it has the capacity to perform about 200,000 antibody tests a day.

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