India is about to release it's new mRNA Covid vaccine. Like other mRNA COVID vaccines, it is engineered around the S-protein. IMO, if they could get this to work on the N-protein, it would work much better. The S-protein changes too fast for the vaccines to be efficacious.
https://economictimes.indiatimes.co...rida-surgeon-general/articleshow/94717144.cms
https://economictimes.indiatimes.co...rida-surgeon-general/articleshow/94717144.cms