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两种剂量率<bold><sup>60</sup>Co γ</bold>射线诱导淋巴细胞微核的剂量效应

建立并比较两种剂量率<sup>60</sup>Co γ射线诱导人淋巴细胞微核的剂量-效应曲线。采用剂量率0.318 9 Gy/min和0.635 0 Gy/min <sup>60</sup>Co γ射线照射离体血样,吸收剂量分别为0 Gy、0.25 Gy、0.50 Gy、0.75 Gy、1 Gy、2 Gy、3 Gy、4 Gy、5 Gy,胞质分裂阻断微核法进行淋巴细胞培养,分析并计算微核率及微核细胞率,拟合剂量-效应曲线。结果表明,两种剂量率下微核率均随吸收剂量而增加,拟合的剂量-效应曲线均符合二次多项式模型;剂量率0.635 0 Gy/min下微核率随吸收剂量而增加的幅度大于剂量率0.318...

Whakaahuatanga katoa

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Ngā kaituhi matua: 吴 苹, 田 钲鉨, 谢 磊, 李 启杰
Hōputu: Artigo
Reo:Chinês
I whakaputaina: Science Press 2025-09-01
Rangatū:Fushe yanjiu yu fushe gongyi xuebao
Ngā marau:
Urunga tuihono:https://www.sciengine.com/doi/10.11889/j.1000-3436.2025-0041
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