One year after the variant’s discovery, virologists are still scrambling to keep up with Omicron’s rapid evolution.
Tag: Immune System
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Will Covid Boosters Prevent Another Wave? Scientists Aren’t So Sure.
The shots may help older, pregnant and immunocompromised Americans dodge serious illness or death. But the doses are not likely to prevent infections in any group, recent studies suggest.
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The Disease Took Zara, Then Sara. Could Ayla Be Saved?
Two sisters in one family died from a genetic disorder. Before a third child with the disease was born, doctors hatched a plan to spare her of its effects.
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New Covid Variants Are Circulating. Here’s What to Know.
The “nightmare variant” is not as bad as it sounds.