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首页> 外文期刊>Bulletin of the Chemical Society of Japan >Self-Propelled Autonomous Mg/Pt Janus Micromotor Interaction with Human Cells
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Self-Propelled Autonomous Mg/Pt Janus Micromotor Interaction with Human Cells

机译:自推进的自主Mg / Pt Janus Microomotor与人细胞相互作用

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摘要

Magnesium (Mg)-based micromotors have attracted considerable attention as they are capable of moving in water and human blood plasma without external fuels. It has also been demonstrated that they have potential for drug delivery in mouse stomach. However, their biocompatibility and cytotoxicity to human cells have yet to be studied. Therefore, we performed cytotoxicity study of Mg/Pt Janus micromotors with human lung carcinoma epithelial cells (A549), human breast cancer cells (MCF-7), human embryonic kidney cells (HEK-293), human liver carcinoma cells (HepG2) and human cervical cancer cells (HeLa). The highest concentration of micromotors tested, 200 mu g mL(-1), drastically induced a high toxic effect on the cells and reduced the cell viability to below 60%. This shows while Pt/Au nanomachines were found to be safe previously, this is not the case of the Mg/Pt micromachines.
机译:基于镁(MG)的微电机吸引了相当大的关注,因为它们能够在没有外部燃料的情况下在水和人血浆中移动。 还证明了他们在小鼠胃中具有药物递送的可能性。 然而,尚未研究其对人细胞的生物相容性和细胞毒性。 因此,我们对人肺癌上皮细胞(A549),人乳腺癌细胞(MCF-7),人胚胎肾细胞(Hep-293),人肝癌细胞(HepG2)和 人宫颈癌细胞(Hela)。 测试的最高浓度的浓度,200μgmm(-1),对细胞进行了大量诱导的高毒性作用,并将细胞活力降低至低于60%。 此表明在发现Pt / Au纳米载体之前是安全的,这不是Mg / Pt微血的情况。

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  • 来源
  • 作者单位

    Nanyang Technol Univ Sch Phys &

    Math Sci Div Chem &

    Biol Chem Singapore 637371 Singapore;

    Nanyang Technol Univ Sch Phys &

    Math Sci Div Chem &

    Biol Chem Singapore 637371 Singapore;

    Nanyang Technol Univ Sch Phys &

    Math Sci Div Chem &

    Biol Chem Singapore 637371 Singapore;

    Wuhan Univ Technol State Key Lab Adv Technol Mat Synth &

    Proc Wuhan 430070 Hubei Peoples R China;

    Nanyang Technol Univ Sch Phys &

    Math Sci Div Chem &

    Biol Chem Singapore 637371 Singapore;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 化学;
  • 关键词

    Cytotoxicity; Micromotors; Human cells;

    机译:细胞毒性;Microomotors;人体细胞;

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