Preprint: Enhanced Fusogenicity of BA.4, BA.5 and BA.2.12.1

“We found that the new Omicron subvariants BA.4/5 and BA.2.12.1 were more resistant to neutralization by mRNA-vaccinated and boosted health care worker sera and Omicron-BA.1-wave patient sera than were the BA.1 and BA.2 variants.”...More...

USA: SARS-CoV-2 Delta variant spillover from human to horse

“A report on a possible direct exposure to SARS-CoV-2 from a COVID-19-positive individual to an adult horse.”

The individual, diagnosed with COVID-19 (Delta B.1.617.2), had daily contact to her two horses prior to and during the development of clinical disease....More...

UK: 1,880 cases of XE Covid recombinant sequenced

The UKHSA have released a new technical briefing outlining the SARS-CoV-2 variants circulating in Britain. The latest case count for the XE recombinant is 1,880 cases in the UK, with 1,569 of those cases in England....More...

France: Persistent Alpha variant infection in immunosuppressed patient in 2022

“We describe persistent circulation of SARS-CoV-2 Alpha variant in an immunosuppressed patient in France during February 2022. The virus had a new pattern of mutation accumulation....More...

USA: ABC reporter tests positive for Covid-19 after White House Correspondents’ Dinner *1 UPDATE*

In the least surprising news of 2022, ABC News’ Chief Washington Correspondent Jonathan Karl has tested positive for Covid-19 days after sitting next to Kim Kardashian at the White House Correspondents’ Dinner and interacting with President Joe Biden....More...