A single ‘escape mutant’ shouldn’t render a Covid-19 vaccine useless

Despite the disappointing news about the Oxford/AstraZeneca vaccine, there still is some reason for hope

08 February 2021 - 20:37 By Sarah L Caddy

Several coronavirus variants that have emerged in recent weeks have scientists worried. The variants, which were first identified in the UK (B117), SA (B1351) and Brazil (P1 and P2), have several mutations in the spike protein (https://theconversation.com/new-coronavirus-variant-what-is-the-spike-protein-and-why-are-mutations-on-it-important-152463) — the little projections on the surface of the virus that help it latch on to human cells. This protein is the target for all Covid-19 vaccines now being rolled out. So will the vaccines protect us from these new variants?..

This article is free to read if you sign up or sign in.

If you have already registered or subscribed, please sign in to continue.

Questions or problems? Email helpdesk@timeslive.co.za or call 0860 52 52 00.