Trials begin on new vaccine to fight Covid-19 variants

Trials are under way in Manchester of a new jab to fight Covid-19 variants in the hope it can offer longer-lasting immunity than current vaccines. Initially involving participants aged 60 and over, its creators hope the new drug – GRT-R910 – can boost the immune response of first-generation Covid-19 vaccines to a wide array of variants of Sars-Cov-2, which cause Covid-19. First to receive the trial jabs were retired NHS nurse Helen Clarke, 64, and her husband Andrew, 63, from Bolton, Greater Manchester. Mrs Clarke said: “I used to work in the NHS and had been involved in research as a nurse in the past.