LONDON (AP) — Developers of the Oxford-AstraZeneca vaccine expect to have a modified jab to cope with the South Africa coronavirus variant by autumn, the vaccine's lead researcher said Sunday. Health officials in Britain are trying to contain the spread of the variant first identified in South Africa amid concerns that it is more contagious or resistant to existing vaccines. More than 100 cases of the South African variant have been found in the U.K. Sarah Gilbert, lead researcher for the Oxford team, told the BBC on Sunday that 'we have a version with the South African spike sequence in […]
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