The Omicron variant of Covid-19 may be significantly better than previous variants at evading vaccine-induced antibodies, but preliminary evidence also suggests that it is less likely to cause severe illness in the lungs compared to Delta.In a .
Despite having three mutations that were predicted to favour the spike cleavage, the researchers found the Omicron spike protein to be less efficient than the Delta spike at cleaving the ACE2 receptor and entering the lung cells.
Omicron may be less likely to cause severe disease knowridge.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from knowridge.com Daily Mail and Mail on Sunday newspapers.
As the SARS-CoV-2 virus replicates and spreads, errors in its genetic code can lead to changes in the virus. On 26 November 2021, the World Health Organization