Scientists ‘solve’ puzzle of blood clots linked to AstraZeneca vaccine

Study suggests a protein in the blood is attracted to a key part of the vaccine

AstraZeneca vaccine
(Image credit: Getty Images)

Scientists believe they have discovered why the Oxford/AstraZeneca Covid-19 vaccine may cause blood clots in a very small number of people.

A team of researchers from Cardiff and the US found that a protein in the blood is attracted to a key component of the vaccine, the BBC reported. This, they suggest, causes a chain reaction in the immune system that can culminate in dangerous clots.

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