Scientists have expressed doubts over the effectiveness of a coronavirus vaccine that has been rushed to human trials, after all of the monkeys used in initial testing later contracted coronavirus.

The British government has spent approximately £90 million on the research so far, however, Dr William Haseltine, a former Harvard Medical School professor, noted that the rhesus macaques monkeys who received the vaccine were found to have the same amount of virus in their noses as non-vaccinated monkeys in the trial.

“All of the vaccinated monkeys treated with the Oxford vaccine became infected when challenged.” Dr Haseltine wrote, adding that “There was no difference in the amount of viral RNA detected from (nasal secretions) in the vaccinated monkeys as compared to the unvaccinated animals.”



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