Vaccination

Vaccine nasal sprays aim to 'shut door' on virus

Could delivering Covid-19 immunity directly to the nose—the area of the body via which it is most likely to be transmitted—help conquer the pandemic?

Diseases, Conditions, Syndromes

Urgently needed: New way to combat vaccine-derived poliovirus

A team of researchers from the U.K., Switzerland, the U.S., and the Congo has found that there is an urgent need to combat a vaccine-derived poliovirus. In their paper published in the journal Science, the group describes ...

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