mRNA vaccines are being developed for Covid-19, bu

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However, the post incorrectly describes how mRNA vaccines work. mRNA vaccines work by introducing a molecule into the body which instructs cells to build a disease-specific antigen. The antigen is then recognised by the immune system which produces antibodies to fight the real thing.

It doesn’t change the body’s DNA or “wrap” itself. mRNA vaccines are generally viewed positively as they are cheap, and don’t involve using part of a virus-like some traditional vaccines.

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