Volume 19, Number 7—July 2013
Mutation in Spike Protein Cleavage Site and Pathogenesis of Feline Coronavirus
|FECV-infected cats||FIPV-infected cats||Total|
|Cats harboring viruses with >1 mutated S1/S2 site||2||10||12|
|Cats harboring viruses with an intact S1/S2 site||28||1||29|
FECV, feline enteric coronavirus; FIPV, feline infectious peritonitis; S1, receptor-binding domain of spike; S2, fusion domain of spike.
1These authors contributed equally to this article.