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covid-19: Mucosal immunity might play ‘significant role’ in preventing Covid-19 transmission: Scientists, Health News, ET HealthWorld

The mucous membranes of the nose and mouth may play an “important role” in reducing the spread of Covid-19, researchers who call for more research to assess the role of the immune system in the conditions of the asymptomatic and mild coronavirus the biggest component of immunity, but it hasn’t been on most Covid 19 to date.