Table 1 Comparison of IgG1/IgG2 ratio among the four trial groups

Cha-Con

Vac3-Con

Vac1-Cha

Vac3-Cha

Cha-Con

Vac3-Con

Vac1-Cha

Vac3-Cha

0w

-

0.294

-

1.050

-

0.235

-

1.254

4w

-

0.538

-

1.648

-

0.322

-

0.562

8w

-

1.044

1.554

1.577

-

0.855

1.091

1.300

12w

1.541

0.983

1.207

1.490

2.864

1.312

2.524

1.847

14w

1.342

0.766

0.852

1.968

3.023

2.429

2.152

1.619

16w

4.014

1.310

4.902

2.591

2.732

1.070

1.983

1.165

18w

4.232

1.092

2.246

2.099

2.531

0.720

2.176

1.497

20w

4.642

1.376

3.496

2.382

3.118

1.572

2.323

1.089