Category: BA.1
UK: It’s the largest Covid wave EVER *8 UPDATES*
Nearly two hundred and seventy thousand symptomatic cases recorded in a single day in Britain. More...
BA.4: Recombinant of Omicron BA.1 and BA.3
Potential BA.4 lineage with a mix of BA.1 and BA.3 mutations, 5 sequences found in South Africa and USA. More...
Cambodia: Omicron “spreading like wildfire”
Omicron is spreading like wildfire across Cambodia.
“Before Omicron variant came into the country, we were confident of shifting the Covid-19 pandemic to endemic. More...
Israel: New BA.1/BA.2 recombinant variant discovered
The Israeli Health Ministry has announced that two cases of a previously unknown recombinant SARS-CoV-2 variant have been discovered in Israel in recent days.
Denmark Covid-19 Trends Report – Week 10
Denmark’s Covid-19 trends report for Week 10 of 2022 shows BA.2_H78Y is stable at about 27% of sequences for the third week in a row. More...
Preprint: Identification of a Deltacron AY.4/BA.1 cluster in southern France
Structural analysis of the recombinant spike suggested its hybrid content could optimize viral binding to the host cell membrane. More...
France: At least 10 cases of BA.1/AY.4 Deltacron recombinants confirmed
As of 01/21/2022, 10 sequences that may correspond to a Delta/Omicron recombinant have been identified in France… this recombinant has potentially already been circulating at very low levels since mid-January. More...
Preprint: Effectiveness of the BNT162b2 vaccine among children 5-11 and 12-17 years in New York after the emergence of the Omicron variant
For children 5-11, VE against cases declined from 65% to 12% by 28-34 days. More...
Denmark: Omicron BA.2.H78Y cases level off in Week 8 infections report
Denmark has just released its latest Covid-19 infections report for Week 8 of 2022. More...
WHO: BA.2 to remain classified as Omicron
Based on available data of transmission, severity, reinfection, diagnostics, therapeutics and impacts of vaccines, the group reinforced that the BA.2 sublineage should continue to be considered a variant of concern and that it should remain classified as Omicron. More...