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The impact of different doses of γ-irradiation on Th1/Th2.
| Dose of gamma rays | Effect |
|---|---|
| Exposure to 0.2 Gy of γ-rays | State of immune stimulation terminated by a remarkable tendency for immune suppression |
| Exposure to 5 or 10 Gy of γ-rays | State of immune stimulation (Th1 bias) |
| Exposure to 20 Gy | Standard state of immune suppression (Th2 bias) |
