Balb/c mice and swine vaccinated with TK(-)/gG(-)/NS1(+) expressing NS1 protein of JEV could confer protective immunity against lethal challenge of the virulent PRV Ea strain and develop a good humoral and cellular immune response against JEV (Xu et al., 2004).
Xu et al., 2004: Xu G, Xu X, Li Z, He Q, Wu B, Sun S, Chen H. Construction of recombinant pseudorabies virus expressing NS1 protein of Japanese encephalitis (SA14-14-2) virus and its safety and immunogenicity. Vaccine. 2004; 22(15-16); 1846-1853. [PubMed: 15121294].