Menu Close

Articles on Coronavirus UK variant

Displaying all articles

This giant effigy of the SARS-CoV-2 coronavirus is intended to be burned as part of the Holika Dahan, during which the demon Holika is led to the stake on the eve of the Holi celebrations, a popular Hindu festival. Sujit Jaiswal/AFP

RNA vaccines: what protection do they provide against Covid-19 variants?

One of the main fears regarding new SARS-CoV-2 variants is that they might be resistant to immunity granted by vaccines, including RNA vaccines.
Colorized scanning electron micrograph of a cell (orange) infected with UK B.1.1.7 variant SARS-CoV-2 virus particles (green), isolated from a patient sample. Image captured at the NIAID Integrated Research Facility (IRF) in Fort Detrick, Maryland. (NIAID)

COVID-19 variants FAQ: How did the U.K., South Africa and Brazil variants emerge? Are they more contagious? How does a virus mutate? Could there be a super-variant that evades vaccines?

Variants of the original SARS-CoV-2 are now in wide circulation. That means the third wave of COVID-19 has come with new questions about the variants, their effects and what might come next.
The AstraZeneca vaccine was 70 per cent effective against symptomatic COVID-19 infection in a large multinational study, and recently reported 76 per cent overall efficacy against symptomatic COVID-19 in another large study done primarily in the United States. THE CANADIAN PRESS/John Woods

AstraZeneca COVID-19 vaccine FAQ: Why do the age recommendations keep changing? Does it cause VIPIT blood clots? Is it effective against variants?

With changing recommendations about AstraZeneca's COVID-19 vaccine making headlines, many people have questions about its use.
A COVID-19 patient in an ICU unit in a hospital in Capetown, South Africa, in December 2020. A variant emerged in South Africa that has since spread to other parts of the world. Other new variants could emerge elsewhere. Rodger Bosch/AFP via Getty Images

How worried should you be about coronavirus variants? A virologist explains his concerns

As the US vaccinates millions more people each day, the novel coronavirus works to survive. It does this by mutating. So far, several variants are worrisome. A virologist explains what they are.
Daniel Cole/AP

New COVID variants have changed the game, and vaccines will not be enough. We need global ‘maximum suppression’

COVID-19 variants of concern have changed the game. We need to recognise and act on this to avoid future waves of infections, yet more lockdowns and restrictions, and avoidable illness and death.

Top contributors

More