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AstraZeneca vaccine safe and effective in new trial data

AstraZeneca vaccine safe and effective in new trial data

ASTRAZENECA's COVID-19 vaccine developed with Oxford University was 79% effective in preventing symptomatic illness in a large trial in Chile, Peru and the United States, the company said yesterday, paving the way for it to apply for U.S. approval. The vaccine was also 100% effective against severe or critical disease and hospitalisation, and was safe, the partners said on Monday, releasing results of the late-stage human trial study of more than 32,000 volunteers across all age groups. The data will give credence to the British shot after results from earlier, separate late-stage studies raised questions about the robustness of the…
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Does the world need new COVID vaccines?

Does the world need new COVID vaccines?

GUY FAULCONBRIDGE and KATE HOLTON It is not yet clear whether the world needs a new set of vaccines to fight different variants of the novel coronavirus but scientists are working on new ones so there is no reason for alarm, the head of the Oxford Vaccine Group said yesterday. South Africa has paused a planned rollout of AstraZeneca's vaccines after data showed it gave minimal protection against mild infection among young people from the dominant variant there, stoking fears of a much longer battle with the pathogen. AstraZeneca and Oxford University aim to produce a next generation of vaccines…
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