Health
Covid-19 Variant Vaccine From Moderna Begins Human Testing – The Wall Street Journal
Testing will evaluate whether a new shot from the biotech will better target a strain first identified in South Africa

Moderna Inc.
MRNA -3.52%
said Wednesday that the first study volunteers have received modified Covid-19 vaccines designed to better target a more contagious variant of the coronavirus, marking a milestone in the race to stay ahead of the shifting pathogen.The Cambridge, Mass., company, which has one of the Covid-19 vaccines widely in use, plans to enroll 60 people to test the new shot.The subjects had previously received the standard two doses of Modernas original shot as part of a mid-stage study…
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