Covid-19 variant vaccine from Moderna begins human testing
Covid-19 variant vaccine from Moderna begins human testing Premium (Reuters) Peter Loftus , The Wall Street Journal Testing will evaluate whether a new shot from the biotech will better target a strain first identified in South Africa Share Via Read Full Story Moderna Inc. 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 t...