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What are mRNA vaccines, and how do they work?

Many people first learned about mRNA vaccines during the coronavirus pandemic, when the companies Pfizer-BioNTech and Moderna released their COVID-19 vaccines. The Pfizer-BioNTech shot was the first ...

Moderna, after losing US funding, rebounds to start mRNA bird flu vaccine trial

A program that got caught up in HHS’ decision to abandon mRNA research was revived by a public-private coalition and is now ...