Tag Archives: كوفيد -19

Kateryna Kon/Shutterstock Sheena Cruickshank, University of Manchester With omicron having rapidly driven up COVID infections, attention is once again focusing on antibodies, and reasonably so. They play a critical role in fighting off viruses and are important for preventing the coronavirus infecting our cells. This is why some countries have mounted booster campaigns in response to recent COVID surges – …

Pierre-Yves Modicom, Université Bordeaux Montaigne When French president Emmanuel Macron vowed to “emmerder” the unvaccinated in France, he did not just throw down the gauntlet on his Covid policies, he also sparked a fervent linguistic debate. The word emmerder is a verb derived from the noun merde, which in English literally translates to “shit”. But properly translating emmerder is far …

Émilien Schultz, Institut de recherche pour le développement (IRD) et Antoine Blanchard, Université de Bordeaux La nouvelle avait fait grand bruit alors que le Covid s’installait dans l’Hexagone : selon un sondage d’avril 2020, une majorité de Français considéraient l’hydroxychloroquine (dérivée de la chloroquine) comme un traitement efficace contre le coronavirus. Les interprétations de tout poil ont aussitôt fusé pour disséquer …

Shutterstock / Jens Rother Sergio Ferrer Pérez, The Conversation El año pasado dejamos a nuestros protagonistas, la población entera del planeta Tierra, acorralados ante un nuevo coronavirus. Parecían a punto de ser derrotados por la pandemia de covid-19 cuando llegaron las primeras vacunas. Justo cuando terminaba 2020, las primeras dosis comenzaron a ser inyectadas en los brazos de algunos afortunados. …

Shutterstock / Billion Photos José A. Plaza, Instituto de Salud Carlos III Se cumplen dos años del comienzo de la pandemia del SARS-CoV-2 y la COVID-19. La ciencia nunca había sido tan prolífica, ni tan mediática, durante tanto tiempo ni con tanta intensidad, una realidad que puede influir en cómo se desarrollan algunos cambios –que ya venían produciéndose o que …

i viewfinder/Shutterstock Mostafa Rateb, University of the West of Scotland If you have a cold, don’t ask your doctor for antibiotics – that’s the golden rule. They’re for bacterial infections, not viral ones. We’re told not only that they won’t work, but that by using antibiotics when they aren’t needed, we’re helping bacteria become resistant to them. Yet in a …

The Omicron variant has been confirmed in all continents except Antarctica. (Pixabay/Canva) Dasantila Golemi-Kotra, York University, Canada Omicron, the first COVID-19 variant to have been upgraded to a variant of concern (VOC) by the World Health Organization (WHO) in a matter of days, came on the radar of the Lancet Laboratory in South Africa, on Nov. 8, although it is …

Shutterstock Peter Hurley, Victoria University and Melinda Hildebrandt, Victoria University International students are heading to Canada, the UK and the US in record numbers despite the pandemic, new research by the Mitchell Institute at Victoria University shows. But Australia and New Zealand continue to experience a dramatic drop in new international students. The Mitchell Institute report on the global impact …

Ben Krishna, University of Cambridge It is controversial whether viruses are alive, but – like all living things – they do evolve. This fact has become abundantly clear during the pandemic, as new variants of concern have emerged every few months. Some of these variants have been better at spreading from person to person, eventually becoming dominant as they out-compete …

While people in the wealthy West have had preferred access to multiple rounds of vaccines, vast numbers of people, especially in Africa and on the Indian subcontinent, haven’t received a single dose. (Pixabay/Canva) Dawn ME Bowdish, McMaster University and Chandrima Chakraborty, McMaster University Canada’s COVID-19 vaccination rate is 76 per cent — 10 times higher than it is across the …