What makes certain groups more vulnerable to COVID-19? Researchers look to animals to find clues in proteins involved in infection – Science Daily

What makes the elderly and people with underlying conditions more vulnerable to COVID-19? According to a new study led by McGill University researchers, clues can be found in the proteins involved in initiating infection, as the virus binds to host cells of different animals. Greater cellular oxidation with aging and sickness may explain why seniors and people with chronic illness get infected more often and more severely.Over 60 million people have been infected and around 1.5 million have died…

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