COVID-19 drug prospects boosted by discovery of short form of coronavirus’s ‘entry point’

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COVID-19 drug prospects boosted by discovery of short form of coronavirus’s ‘entry point’

A shadow over the promising inhaled interferon beta COVID-19 therapy has been cleared with the discovery that although it appears to increase levels of ACE2 protein—coronavirus’ key entry point into nose and lung cells—it predominantly increases levels of a short version of that protein, which the virus cannot bind to.

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