FLORHAM PARK, N.J. (CBSNewYork) — The Food and Drug Administration has just given approval for a New Jersey company to use immunotherapy to treat adults with the coronavirus.

Celularity, based in Florham Park, will begin clinical trials on as many as 86 patients with COVID-19.

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In the treatment, so-called natural killer cells from human placentas will be given to corona-infected patients.

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It’s believed those cells shield a fetus from the coronavirus and could also destroy the virus in sick adults.

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The treatment is currently tested against certain types of cancer.