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首页> 外文期刊>Cell biology international. >Codelivery of survivin inhibitor and chemotherapeutics by tumor-derived microparticles to reverse multidrug resistance in osteosarcoma
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Codelivery of survivin inhibitor and chemotherapeutics by tumor-derived microparticles to reverse multidrug resistance in osteosarcoma

机译:Survivin抑制剂和化学治疗剂的编码递送肿瘤衍生的微粒,在骨肉瘤中反转多药抗性

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摘要

Reportedly, the elevated expression of survivin has been observed in several tumor types, strictly involved in tumor development. In the present study, we detected elevated survivin expression in tumor tissues derived from patients with chemoresistant osteosarcoma when compared with those from chemosensitive patients. Importantly, knockdown of survivin in osteosarcoma cells significantly suppressed cell proliferation and chemoresistance both in vitro and in vivo. Simultaneously, chemotherapy mediates the upregulation of survivin in osteosarcoma cells through a survivin-based selective killing effect, resulting in the development of multidrug resistance. The utilization of tumor-derived microparticles to coencapsulate the survivin inhibitor YM155 and chemotherapeutic agents could effectively reverse multidrug resistance, leading to improved anticancer effects, as well as reduced systemic toxicity. In summary, the expression of survivin contributes to resistance toward osteosarcoma drugs, whereas employing survivin inhibiting combination therapy, based on a microparticle codelivery system, could efficiently reverse resistance and avoid potential systemic toxicity.
机译:据报道,在几种肿瘤类型中观察到了survivin的高表达,这些肿瘤与肿瘤的发展密切相关。在本研究中,我们检测到与化疗敏感患者相比,化疗耐药骨肉瘤患者肿瘤组织中survivin表达升高。重要的是,在体外和体内,骨肉瘤细胞中survivin的敲除显著抑制了细胞增殖和化疗耐药性。同时,化疗通过基于survivin的选择性杀伤效应介导骨肉瘤细胞中survivin的上调,导致多药耐药性的发展。利用肿瘤源性微粒联合包裹survivin抑制剂YM155和化疗药物可以有效逆转多药耐药性,从而提高抗癌效果,并降低全身毒性。总之,survivin的表达有助于对骨肉瘤药物产生耐药性,而基于微粒共递系统的survivin抑制联合治疗可以有效逆转耐药性并避免潜在的全身毒性。

著录项

  • 来源
    《Cell biology international.》 |2021年第2期|共12页
  • 作者单位

    Southwest Med Univ Affiliated Hosp Dept Orthopaed 25 Tai Ping St Luzhou 646000 Sichuan;

    Southwest Med Univ Affiliated Hosp Dept Nosocomial Infect Control Luzhou Sichuan Peoples R;

    Southwest Med Univ Affiliated Hosp Dept Orthopaed 25 Tai Ping St Luzhou 646000 Sichuan;

    Southwest Med Univ Affiliated Hosp Dept Orthopaed 25 Tai Ping St Luzhou 646000 Sichuan;

    Southwest Med Univ Affiliated Hosp Dept Orthopaed 25 Tai Ping St Luzhou 646000 Sichuan;

    Southwest Med Univ Affiliated Hosp Dept Orthopaed 25 Tai Ping St Luzhou 646000 Sichuan;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 细胞生物学;
  • 关键词

    chemoresistance; CIS; DOX; MPs; MTX; osteosarcoma; survivin; toxicity; YMamp; 8208; 115;

    机译:化学钻石;CIS;dox;mps;mps;mtx;骨肉瘤;survivin;毒性;ym&8208;115;

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