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目的:研究小鼠全身照射后脾细胞凋亡的放射反应。方法:①选择4周龄雄性C57BL/6N小鼠于实验前2周接受剂量率为0.001Gy/min的137Cs慢性照射和剂量率为1Gy/min的X射线急性照射。②脾Bax、Bcl-2阳性细胞和凋亡细胞的组织学研究:制脾切片,用含1%过氧化氢的
Objective: To study the radiation response of splenocyte apoptosis after mice’s whole body irradiation. METHODS: ① Four-week-old male C57BL / 6N mice were exposed to 137 Cs radiation at a dose rate of 0.001 Gy / min 2 weeks prior to the experiment and acute irradiation of X-ray at a dose rate of 1 Gy / min. ② Histological study of splenic Bax, Bcl-2 positive cells and apoptotic cells: Spleen slices were made with 1% hydrogen peroxide