Tag: SARS-CoV-2 variant
Collective immunity: where are we?
Collective immunity seemed to be the goal to be achieved a few months ago. Today, 90% of the adult population is double vaccinated … And the end of the epidemic…
Add another coronavirus antigen to prolong the effectiveness of vaccines?
The S protein was chosen as the vaccine antigen but its frequent mutations weaken the antibodies induced by the vaccination. At the University of California, scientists are proposing another antigen…
Omicron variant: its genome delivers the first information
Still unknown at the beginning of November, the Omicron variant is focusing the attention of scientists who are hard-working its genetics to detect potential clues about its contagiousness and severity.…
Covid-19: possible reinfection with the Omicron variant
Questions about the evolution of the Covid-19 epidemic are increasing with the arrival of the new variant called Omicron. Scientists have looked into the risk of being infected again with…
Since when does the Omicron variant circulate in Europe?
A few days after the notification to the WHO of the presence of the Omicron variant in South Africa, many countries suspended their air links with the country. But wasn’t…
Omicron variant: symptoms milder than with Delta?
Omicron is said to cause milder symptoms than Delta. Where does this information come from? You will also be interested [EN VIDÉO] 5 questions about the Delta variant The Delta…
Omicron variant: why the WHO calls for not closing borders?
Since the appearance of the new Omicron variant, the planet is racing. Financial markets are falling; countries are closing their borders one after the other. On November 28, the WHO…
Omicron: why the WHO calls for not closing the borders
Since the appearance of the new Omicron variant, the planet is racing. Financial markets are falling; countries are closing their borders one after the other. On November 28, the WHO…