Table 1 Analysis of lymphocyte proliferation in SPF chickens immunized with the O-2'-HACC/pFDNA i.n., O-2'-HACC/pFDNA i.m., pVAX I -F(o)-C3d6 i.m., live attenuated NDV vaccine i.m., O-2′-HACC i.m. and PBS i.m. groups

0.604 ± 0.014^a

2.490 ± 0.038^a

3.213 ± 0.018^a

4.141 ± 0.012^a

4.410 ± 0.011^a

4.384 ± 0.056^a

4.360 ± 0.045^a

3.930 ± 0.054^a

3.228 ± 0.042^a

2.983 ± 0.034^a

0.568 ± 0.003^a

2.350 ± 0.046^a

3.086 ± 0.047^b

3.705 ± 0.022^b

4.145 ± 0.110^b

3.756 ± 0.108^b

2.668 ± 0.032^b

2.345 ± 0.049^b

1.986 ± 0.019^b

1.639 ± 0.010^b

0.674 ± 0.008^a

2.660 ± 0.015^a

3.368 ± 0.040^a

4.192 ± 0.016^a

4.488 ± 0.015^a

4.422 ± 0.012^a

4.439 ± 0.078^a

3.989 ± 0.014^a

3.162 ± 0.055^a

2.970 ± 0.031^a

0.435 ± 0.018^b

2.124 ± 0.006^b

2.779 ± 0.017^c

3.148 ± 0.047^c

3.598 ± 0.013^c

3.278 ± 0.017^c

2.440 ± 0.005^c

1.897 ± 0.009^c

1.810 ± 0.010^c

1.683 ± 0.011^b

0.402 ± 0.004^b

1.058 ± 0.060^c

1.968 ± 0.019^d

2.156 ± 0.011^d

2.256 ± 0.038^d

2.171 ± 0.012^d

2.144 ± 0.010^d

2.023 ± 0.040^d

1.972 ± 0.017^b

1.581 ± 0.037^c

0.306 ± 0.010^c

1.301 ± 0.006^d

1.924 ± 0.017^d

2.085 ± 0.018^d

2.117 ± 0.007^e

1.905 ± 0.009^e

1.879 ± 0.019^e

1.839 ± 0.016^e

1.702 ± 0.008^d

1.459 ± 0.022^d