Health
Do mRNA vaccines for Covid signal a new era in disease prevention? – The Guardian
No one knew whether mRNA technology would work – but it does. It’s an extraordinary moment for science, says academic Adam Finn

The past few months have brought a number of scientific terms to public attention. Weve had to digest R (a viruss reproduction number) and PCR (the polymerase chain reaction method of testing). And now theres mRNA. This last one has featured heavily in recent news reports because of the spectacular results of twonew mRNA vaccines against coronavirus. It stands for messenger ribonucleic acid, a label familiar enough if you studied biology at O-level or GCSE, but otherwise hardly a household name….
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