Creating a needle-free COVID-19 vaccine
E-Mail Vaccines are mostly synonymous with needles, an efficient and effective way to provide immunity to myriad infections. As COVID-19 vaccination efforts roll out across the U.S. and the world, some experts believe that a vaccine administered through the nose could be just as effective and easier to administer. A cover story in Chemical & Engineering News, the weekly newsmagazine of the American Chemical Society, explains the pros and cons of nasal vaccines. SARS-CoV-2, the virus that causes COVID-19, often enters the body through the nose when a person inhales. From there it encounters...