Covid-19: New clue to why certain people are more vulnerable to severe disease

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Mathematical modelling have found that Covid-19 disproportionately affects the elderly.
Mathematical modelling have found that Covid-19 disproportionately affects the elderly.
Jackyenjoyphotography

The elderly and those with underlying medical conditions have to take extra precautions to avoid contracting SARS-CoV-2, the virus that causes Covid-19 disease, as they are at particular risk of severe illness should they become infected.

In their studies on animals, scientists from McGill University in Montreal found possible reasons why this is happening.

According to their findings, the clue lies in the proteins involved in initiating infection when the virus binds to the host cells of different animals.

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