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Table 1 Neutralizing antibody titers in ducklings immunized with DEV DNA vaccines

From: Attenuated Salmonella typhimurium delivering DNA vaccine encoding duck enteritis virus UL24 induced systemic and mucosal immune responses and conferred good protection against challenge

Weeks post-immunization Vaccinated groups Control groups
  A B C D E F
1 1:141.57 1:98.89 1:79.25 1:35.50 - -
2 1:142.57 1:100.47 1:82.56 1:37.58 - -
3 1:142.60 1:102.75 1:83.41 1:38.10 - -
4 1:146.50 1:104.20 1:86.64 1:42.23 - -
5 1:149.60 1:110.40 1:89.13 1:44.70 1:3.16 -
6 1:148.49 1:108.14 1:89.13 1:44.67 1:3.55 -
8 1:146.80 1:106.00 1:87.40 1:42.64 1:3.27 -
  1. Data represent mean neutralizing antibody titer from 3 serum samples.
  2. -, no neutralizing antibody response was detected.