Researchers hope to limit spread & transmission of #Covid with the use of nasal #vaccines that might offer local protection. 2 vaxs in China & India have regulatory approval Thus study in hamsters “demonstrates successful immunogenicity & protection against resp viral infection by an intranasally administered mRNA vax.”https://tinyurl.com/adedjwua https://cdn.masto.host/medmastodoncom/media_attachments/files/111/120/428/124/430/369/original/d978f9f86299e217.jpeg