Skip to main content

Advertisement

Table 1 Antibody titers before challenge (Mean value)

From: Epidemiology and immunoprotection of nephropathogenic avian infectious bronchitis virus in southern China

Group 5 days old 10 days old 17 days old 24 days old
1 2.32 ± 1.242 21.73 ± 7.406 364.41 ± 37.253a 851.34 ± 58.734a
2 2.32 ± 1.221 22.75 ± 7.306 477.76 ± 31.132a 1316.26 ± 87.820b
3 2.12 ± 1.226 19.69 ± 6.121 471.73 ± 4.436a 1612.38 ± 69.443b
4 2.11 ± 1.222 2.63 ± 8.481 2.12 ± 2.855b 2.23 ± 1.212c
  1. a, b, c The difference between data with the same letters in the same column is not significant (P > 0.05). The difference between data with different letters in the same column is significant (P < 0.05).