CN

陈克正

Professor

Supervisor of Doctorate Candidates

Supervisor of Master's Candidates

Date of Birth:1965-10-27

Paper Publications

纳米磁性氧化铁粒子对HeLa及HEK293细胞的毒理作用研究(英文)

Release time:2023-10-19 Hits:

Key Words:纳米磁性粒子;;氧化铁;;生物相容性;;细胞毒理学

Abstract:定量研究了随柠檬酸包覆纳米磁性氧化铁粒子浓度的增加, 两种不同的细胞系( HeLa 及 HEK293) 中细胞数目百分比的变化情况。细胞与纳米磁性粒子在 37℃及 5% CO2 气氛中培养 24 小时。通过实验确定了纳米氧化铁粒子对两种细胞系的临界浓度 c, 即超过该浓度细胞出现大量死亡。对 HeLa 细胞, Φc=3×10-4 (1.5mg/mL); 对 HEK293 细胞, Φc=7×10-5 (0.35mg/mL), 显示了与 HEK 293 细胞相比, HeLa 细胞可耐更高浓度的纳米氧化铁粒子。这些临界浓度为纳米磁性氧化铁粒子在生物医学中的应用提供了安全剂量的上限。

Volume:

Issue:02

Translation or Not:no

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