The WHO said it had begun tracking them because of their “additional mutations that need to be further studied to understand their impact on immune escape potential”. Viruses mutate all the time but only some mutations affect their ability to spread or evade prior immunity from vaccination or infection, or the severity of disease they cause., The WHO said it had begun tracking them because of their “additional mutations that need to be further studied to understand their impact on immune escape potential”. Viruses mutate all the time but only some mutations affect their ability to spread or evade prior immunity from vaccination or infection, or the severity of disease they cause., , Read More
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