covid-19 vaccine strain Coronavirus

mRNA vaccines may provide lower immunity to new SARS-CoV-2 variants

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50% efficacy standard set by the Food and Drug Administration (FDA) for approval.However, with the emergence of new COVID variants — B.1.1.7, B.1.351, and P.1 — there is concern that these vaccines will not be as effective.A new study evaluates the effectiveness of the mRNA vaccines in their current forms against these new variants.Stay informed with live updates on the current COVID-19 outbreak and visit our coronavirus hub for more advice on prevention and treatment.The coronavirus, like many viruses, “hijacks” cells.

Because viruses cannot replicate by themselves, they take over cellular machinery to make copies of the RNA genome.What sets SARS-CoV-2 apart is that it comes equipped with a “proofreading” mechanism to correct errors during.

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