coronavirus in controlled settings from January in a bid to speed up vaccine development, officials have confirmed. The government is backing so-called human challenge studies, whereby a small number of participants who have received a vaccine will be purposefully exposed to Covid-19 to assess the vaccine's efficacy.It is hoped these studies will help speed up vaccine developmentIn the trials, a small number of young and healthy participants - aged 18 to 30 - will be given a vaccine candidate, which has previously been assessed in earlier clinical trials.This group of up to 90 participants will then be exposed to the virus in a controlled environment.Get the latest updates from across Greater Manchester direct to your inbox with the free.
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