The technology behind Covid jabs
Two other jabs with EU authorisation -- those from AstraZeneca and Jansen -- use "viral vector" technology, whereby a modified version of the virus spurs the body into producing defences.
PREMIUM Health
The technology behind Covid jabs
By NewVision Reporter
Journalists @NewVision
The World Health Organization on Tuesday authorised its 10th Covid-19 vaccine -- Nuvaxovid from US firm Novavax.
As the highly mutated Omicron variant throws yet more uncertainty into the mix, here