Covid-19 can infect cells in the mouth - which could then transmit it to other parts of the body

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A new study finds evidence that Covid-19 cells infect the mouth.

The research published in the Nature Medicine journal sought to understand Covid-19 symptoms like taste loss, dry mouth, and mucosal lesions such as ulcerations, enanthema, and macules.

Previous research has proven that for people with Covid-19 who have respiratory symptoms, the virus in saliva possibly comes in part from nasal drainage or sputum coughed up from the lungs. But scientists wanted to find out how the virus gets into the saliva of people who lack those respiratory symptoms.

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