The Biden administration is taking initial steps toward an expanded role in global COVID-19 vaccination efforts, while stopping short of sharing excess doses on a wide scale.
BEIJING (AP) — In a rare admission of the weakness of Chinese coronavirus vaccines, the country’s top disease control official says their effectiveness is low and the government is considering mixing them to get a boost.
Exactly why the rare reactions to the vaccine occurred is still a mystery.
Scientific teams from Germany and Norway found that people who developed the clots after vaccination had produced antibodies that activated their platelets, a blood component involved in clotting. The new reports add extensive details to what the researchers have already stated publicly about the blood disorder.
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