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Variant-proof vaccines

All scientists agree that a truly universal vaccine, which could protect against every single coronavirus that might emerge in future, would be a genuinely game-changing moment for human health, especially in the wake of the devastation caused by the Sars, Mers and Sars-CoV-2 (the virus that causes Covid-19) outbreaks of the last 20 years.

"Having multiple platforms can help," says Koff. "So for example, the mRNA platform offers speed, while other platforms may provide additional benefits in terms of ease of shipping around the world or durability of immunity."

https://www.bbc.com/future/article/20220...vid-19-jab