Tuesday, October 19, 2021

Scientists are closely tracking a new variant spreading in the UK that could be 10% more infectious than Delta



from Yahoo News - Latest News & Headlines https://ift.tt/3n8mxeD

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Old muscle stem cells can act young again but there’s a catch

Scientists at UCLA discovered a surprising reason aging muscles heal more slowly. In older muscle stem cells, a protein called NDRG1 builds ...