intranasal

May 10, 2022 At a Glance Proteins designed to be resistant to new SARS-CoV-2 variants protected mice against infection when given through the nose. With further testing, the antiviral proteins might be used as a nasal spray…

At a Glance A compound delivered into the nose blocked a protein used by SARS-CoV-2 to get into cells and prevented severe infection in mice. Antiviral drugs that target host cells may work against many existing and future variants…