Nitrogen intake in HM group was the highest, and extremely significantly higher than that in other groups (P<0.01);
水貂食入氮以HM组最高，极显著高于其他各组（P<0.01）；
Conclusion The radiosensitivity of at cells is significantly higher than that of GM cells. At cells is extremely sensitive to radiation.
结论AT患者AT细胞的辐射敏感性显著高于GM细胞，具有高辐射敏感性。
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