Ding K, Shang K, Yu ZH, Yu C, Jia YY, He L, Liao CS, Li J, Zhang CJ, Li YJ, Wu TC, Cheng XC
Newcastle disease virus (NDV) and Salmonella Pullorum have significant damaging effects on the poultry industry, but no previous vaccine can protect poultry effectively. In this study, a recombinant-attenuated S. Pullorum...