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A single nasal spray vaccine could protect against all coughs, colds and flus, as well as bacterial lung infections, and may even ease allergies, say US researchers.
It is given as a nasal spray and leaves white blood cells in our lungs โ called macrophages โ on "amber alert" and ready to jump into action no matter what infection tries to get in.
The effect lasted for around three months in animal experiments.
https://www.bbc.co.uk/news/articles/cx2g8rz7yedo
A single nasal spray vaccine could protect against all coughs, colds and flus, as well as bacterial lung infections, and may even ease allergies, say US researchers.
It is given as a nasal spray and leaves white blood cells in our lungs โ called macrophages โ on "amber alert" and ready to jump into action no matter what infection tries to get in.
The effect lasted for around three months in animal experiments.
https://www.bbc.co.uk/news/articles/cx2g8rz7yedo
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