Brazil is second to the US in the number of cases globally, with more than 670,000, and has reported 35,930 deaths, only behind the US and the UK.Coronavirus: I volunteered for the vaccine trial - here's what happened
AstraZeneca has signed deals ensuring millions of doses of the Oxford vaccine can be manufactured if it works. One is with Microsoft founder Bill Gates, to supply doses to low and middle-income countries; the other is with the Coalition for Epidemic Preparedness Innovations.However, some scientists have expressed caution over how soon any vaccine could be made available.
The vaccine, named ChAdOx1 nCoV-19, is made from a weakened version of the common cold virus, which causes infections in chimpanzees. The virus has been manipulated to not cause harm to humans, but contains part of COVID-19 so to trigger the body's immune response to the virus's spike proteins, which it uses to enter human cells and multiply.
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Source: The Guardian - 🏆 84. / 53 Read more »