Immunogenicity and protective efficacy of Salmonella enterica serovar Pullorum pathogenicity island 2 mutant as a live attenuated vaccine candidate

Table 1 Mean body weights of chickens after vaccination. The vaccinated group was intramuscularly immunized with 2 × 10⁷ CFU S06004ΔSPI2 in 2-day old chickens, and control group received 100 μl PBS

Group	Mean body weight per chicken at dpv (g)
Group	5	12	19
vaccinated	65.416 ± 0.418	113.878 ± 0.493	186.583 ± 0.716
Control	64.592 ± 0.782	114.618 ± 0.795	187.171 ± 0.385

There were no significant differences between groups at any time point (P > 0.05)

ISSN: 1746-6148