Could a common enzyme be key to protecting lungs from Covid-19?

Could a common enzyme be key to protecting lungs from Covid-19?

The novel coronavirus attacks the lungs. A biotech company sees a common enzyme as key to protecting them

By DAMIAN GARDE

ADOBE

Constant Therapeutics, a Boston biotech company with a small staff and a threadbare website, is developing a drug it hope can be an effective treatment.

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