By Robbie Byrne
Scientists behind the AstraZeneca 'Oxford' Covid-19 vaccine say they are adapting it to cope with the South African variant.
The development comes after news broke that the AstraZeneca or Oxford vaccine offers as little as 10% protection against the South African strain.
A small scale study showed that the jab provided very little defence against mild to moderate infection.
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South Africa has now suspended the roll-out of the vaccine.
The pharmaceutical giant hopes to have a modified version ready by the autumn if it's needed.
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