Table 1 Th polarization
From: The effects of HIV Tat DNA on regulating the immune response of HIV DNA vaccine in mice
|  | pGag (titer) | pGag + pTat (titer) | Blank (titer) |
IgG1 (Th2) | 300 | 300 | 50 (negative) |
IgG2a (Th1) | 50 (negative) | 350 | 50 (negative) |
Th1:Th2 index | 0.17 | 1.17 | -- |
|  | pEnv (titer) | pEnv + pTat (titer) | Blank (titer) |
IgG1 (Th2) | 600 | 750 | 50 (negative) |
IgG2a (Th1) | 650 | 750 | 50 (negative) |
Th1:Th2 index | 1.08 | 1 | -- |
|  | pPol (titer) | pPol + pTat (titer) | Blank (titer) |
IgG1 (Th2) | 200 | 200 | 50 (negative) |
IgG2a (Th1) | 50 (negative) | 400 | 50 (negative) |
Th1:Th2 index | 0.25 | 2 | -- |