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Table 3 The percentage of chickens with HI titers above the protective titer (≥ log223) related to the types of vaccine carrier used

From: Serological response and protection level evaluation in chickens exposed to grains coated with I2 Newcastle disease virus for effective oral vaccination of village chickens

  Number of chickens (%) with HI log2) ≥ 3.0 of all chicks (N = 15)
Vaccine carrier type Day 28 Day 49 Day 77¥ Day 105 Day 119 Day 126
Naive 0(0.0) 0(0.0) 0(0.0) 0(0.0) 0(0.0) no
NDI2 in water 12(80) 15(100) 15(100) 10(66.7) 15(100) no
Untreated Wheat 7(46.7) 8(53.3) 6 (40) 5(33.3) 10 (71.4) no
Parboiled Wheat 8(53.3) 11(73) 7(46.7) 5(35.5) 11(78.5) no
Cracked Wheat 7(46.7) 9(60) 5(33.3) 4(28.5) 9 (60) no
Untreated Sorghum 1(6.6) 6(40) 4(26.7) 2(13.3) 7(46.7) no
Parboiled Sorghum 6(40) 8(53.3) 6(40) 5(33.5) 9(60) no
Cracked Sorghum 2(13.3) 5(33.3) 2(13.3) 0(0.0) 3(20) no
Untreated Millet 4(26.7) 6(50) 5(41.7) 3(25) 7(58.3) no
Parboiled Millet 8(53.3) 10(66.7) 7(46.7) 5(30) 11(73.3) no
Cracked millet 4(26.7) 7(46.7) 5(33.3) 3(30) 8(53.3) no
Cracked Barely 7(46.7) 9(60) 6(40) 4(26.7) noa 8(53.3)
Parboiled barely 10(66.7) 12 (75) 8(53.3) 9(60) no 13(86.7)
Untreated Barely 6(40) 9(60) 5(33.3) 6 (40) no 8 (53.3)
Cracked Maize 11(73) 13(86.7) 10(66.7) 9(60) no 15(100)
  1. ano = represented sera not collected. Figures outside the brackets indicated number of chickens in each group having HI titer above cut off value whereas figures in brackets indicated percentages