Tag: <span>ACE2</span>

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The first significant mutation of the SARS-CoV-2 coronavirus

Epidemiologists have been anxiously waiting for months for the virus responsible for the COVID-19 pandemic to mutate. Apparently it already has. In this way, a new study claims to have found the first really significant mutation of the pathogen, and for now we can breathe easy. Virus mutations occur naturally as the pathogen jumps from...

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Nose cells identified as likely COVID-19 entry points

Researchers from the Wellcome Trust Sanger Institute (United States) have identified two specific types of cells in the nose as points of probable initial infection for the COVID-19 coronavirus. In their work, published in the journal Nature Medicine, they have found that goblet and cylindrical cells in the nose have high levels of the input...

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COVID-19 hits smokers harder

Smokers may be prone to severe COVID-19 infections, in part, because their lungs contain an abundance of entry points that the virus can exploit. COVID-19 infections begin at the ACE2 receptor, a protein nestled on the surface of cells throughout the body, including in the upper and lower respiratory tracts. The coronavirus that causes COVID-19,...

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Smoking is linked to severe COVID-19 infection

Mounting evidence suggests that, compared with nonsmokers, people who smoke cigarettes face a higher risk of developing severe complications and dying from COVID-19 infections. For instance, a study of more than 1,000 patients in China, published in the New England Journal of Medicine, found that smokers with COVID-19 were more likely to require intensive medical...