The next step in Covid-19 vaccines may be through the nose

The Smithsonian quoted Michael Russell for a story on the potential effectiveness of an intranasal COVID-19 vaccine. Early data is promising, but a marketable vaccine is still at least a year from becoming a reality. “For real control of the pandemic, what we want to do is not just prevent serious disease and death — as good as that is in itself — but we want to be able to break the chains of transmission,” said Russell.