Research: SARS-CoV-2 spike gene passaged in black rats

Hexapeptide vocabularies of the SARS-CoV-2 spike gene showed the shortest immunological T-distance to black rats.

Here we used a new method to search for the original host of the ancestor of the SARS-CoV-2 virus and for the donor of its gene for the spike protein, the molecule responsible for binding to and entering human cells....More...

Hong Kong: Omicron BA.2 with S:I1221T mutation designated BA.2.2

The dominant BA.2 lineage in Hong Kong with the spike mutation at I1221T has been designated BA.2.2.

The BA.2 lineage has been split at a point that makes it easier to separate the Hong Kong variant from a BA.2 variant circulating in the UK that has a similar mutation....More...

Hong Kong: Nine day lockdown expected

South China Morning Post are reporting that a nine-day Covid-19 lockdown of Hong Kong is expected, and that “each resident will be required to undergo three tests during the mass testing,” the source said....More...