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Love and Hate in the Mouse Brain

Love and Hate in the Mouse Brain December 23, 2020 Mounting behavior, that awkward thrusting motion dogs sometimes do against your leg, is usually associated with sexual arousal in animals, but this is not always the case. New research by Caltech neuroscientists that explores the motivations behind mounting behavior in mice finds that sometimes there is a thin line between love and hate (or anger) in the mouse brain. The research, which appears in the journal Nature, was conducted in the lab of David Anderson, the Seymour Benzer Professor of Biology, Tianqiao and Chrissy Chen Institute for Neuroscience Leadership Chair, investigator with the Howard Hughes Medical Institute, and director of the Tianqiao and Chrissy Chen Institute for Neuroscience.

British officials monitor threat from mutations

British officials monitor threat from mutations By William Booth and Joel Achenbach The Washington Post,Updated December 15, 2020, 11:45 p.m. Email to a Friend British Health Secretary Matt Hancock hosted a remote press conference to update the nation on the pandemic, inside 10 Downing Street on Monday in London, England.WPA Pool/Getty LONDON - As vaccines are rolling out, the coronavirus is on the move, not merely spreading but also mutating, and possibly becoming more transmissible. There is no evidence that these changes are making the virus deadlier, but new research has provided evidence that the virus is not a static target of vaccines and will need to be watched closely to see how it responds to therapeutic interventions and the human immune system.

British officials identify coronavirus mutations, but significance remains unclear

British officials identify coronavirus mutations, but significance remains unclear William Booth, Joel Achenbach Replay Video UP NEXT LONDON As vaccines are rolling out, the coronavirus is on the move as well, not merely spreading but also mutating, and possibly becoming more transmissible. There is no evidence that these changes are making the virus deadlier, but new research has provided evidence that the virus is not a static target of vaccines and will need to be watched closely to see how it responds to therapeutic interventions and the human immune system. The issue of mutations sparked headlines across the United Kingdom after a top government official, Health Secretary Matt Hancock, stood in the House of Commons on Monday and announced that more than 1,000 confirmed coronavirus infections in southeast England show a suite of genetic mutations that might be driving the surge in that region.

New covid strain: British officials warn of possible mutation, but evidence is sketchy

New covid strain: British officials warn of possible mutation, but evidence is sketchy
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