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Showing posts with the label Sarbecovirus

New Covid variant 'Omicron' cases increase as world rushes to learn more

  Cases of the omicron variant of the coronavirus popped up in countries on opposite sides of the world and many governments rushed to close their borders Cases of the  omicron   variant  of the coronavirus popped up in countries on opposite sides of the world Sunday and many governments rushed to close their borders even as scientists cautioned that it’s not clear if the new variant is more alarming than other versions of the virus. The variant was identified days ago by researchers in South Africa, and much is still not known about it, including whether it is more contagious, more likely to cause serious illness or more able to evade the protection of vaccines. But many countries rushed to act, reflecting anxiety about anything that could prolong the pandemic that has killed more than 5 million people.

Human to cat transmission of Covid-19 infection found in UK: Researchers

  Researchers have now documented human-to-cat transmission of SARS-CoV-2, the virus that causes Covid-19, that occurred during the pandemic in the UK Researchers have now documented human-to-cat transmission of SARS-CoV-2, the virus that causes Covid-19, that occurred during the pandemic in the UK, with the infected cats displaying mild or severe respiratory disease. The research provides fresh evidence that people have transmitted SARS-CoV-2 to cats during the pandemic in the UK. The study, which is published in Veterinary Record, detected the virus last year in cats that developed mild or severe respiratory disease. Investigators used a range of laboratory techniques to show that two domestic cats from households with suspected cases of Covid-19 were infected with SARS-CoV-2. “Given the ability of the coronavirus to infect companion animals, it will be important to monitor for human-to-cat, cat-to-cat and cat-to-human transmission,” said lead author Margaret Hosie of the MRC-Uni...