Barely a week has elapsed since scientists in Botswana and South Africa alerted the world to a fast-spreading new SARS-CoV-2 variant now known as Omicron. Researchers worldwide are racing to understand the threat that the variant — now confirmed in more than 20 countries — poses to the world. Yet it might take scientists weeks to paint a more complete picture of Omicron, and to gain an understanding of its transmissibility and severity, as well as its potential to evade vaccines and cause reinfections.
Source: Nature
https://www.nature.com/articles/d41586-021-03614-z
