Experimental mRNA vaccines come to fore as pandemic rages

Washington (AFP) – The “messenger RNA” technology used by the Pfizer and Moderna Covid-19 jabs works by hacking into the machinery of human cells and turning them into vaccine factories.This platform has never received approval — but the coronavirus pandemic might be its moment to shine.All vaccines work by training the body to recognize certain proteins, called “antigens,” that are made by disease-causing viruses or bacteria — thus priming the immune system to mount a response.Traditional vaccines, like those for measles or the flu, do this by either injecting people with small amounts of t…

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HEDGE accordingly