Nasal COVID-19 vaccines prepare for infection where it starts: in the nose and throat

Imagine only inhaling a few drops of liquid or fog to protect yourself from COVID-19. This is the concept of nasal vaccines against COVID-19, and recently they have attracted a lot of attention in the form of an aerosol or liquid. These nasal vaccines would be based on the same generation as general vaccines given by injection. But as Mayuresh Abhyankar, a researcher at the University of Virginia who studies infectious diseases and works on nasal vaccines, explains, vaccinating someone where the coronavirus is most likely to start its onslaught has many immune benefits.

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