Evaluation of An I226R and A137R deletion mutant from a genotype I/II recombinant African swine fever virus strain as a live attenuated vaccine in pigs
The emergence of highly lethal genotype I/II recombinant African swine fever virus (ASFV) strains in China has rendered existing genotype II-based live attenuated vaccines ineffective, underscoring the urgent need for novel vaccine candidates. Although single-gene deletions of A137R or I226R have shown promise against...