金属协调球状核酸结合反意义的寡核酸和凝胺用于化学基因化学动力学瘤治疗
Congli Wang1, Shuxuan Zhu1, Yating Zhang1
1National Clinical Laboratory on Tuberculosis, Beijing Key Laboratory for Drug Resistant Tuberculosis Research; Beijing Chest Hospital, Capital Medical University, Beijing Tuberculosis and Thoracic Tumor Institute, Beijing, China 101149.
ACS applied materials & interfaces
|January 21, 2026
概括
研究人员开发了一个新的纳米平台,使用金属协调自组装来增强药物输送. 这种多功能策略结合了反感性寡核酸和化疗,以有效治疗瘤.
科学领域:
- 生物医学工程 生物医学工程
- 纳米技术纳米技术
- 在瘤学瘤学.
背景情况:
- 球形核酸 (SNA) 具有药物传递的潜力,但需要增强稳定性.
- 使用SNA的多种治疗药物的同时递送具有挑战性.
- 开发用于联合癌症治疗的多功能纳米平台至关重要.
研究的目的:
- 开发一种多功能金属协调SNA,用于共递送反感性寡核酸和化疗药物.
- 为了提高SNA稳定性和扩大化学基因化学动力学治疗中的应用.
- 评估纳米平台在向癌症治疗中的有效性.
主要方法:
- 核酸和化疗药物的单步金属协调自组装.
- 用叶酸进行修改,用于细胞特异性向.
- 纳米平台稳定性,细胞吸收,基因调节,亡诱导和抗瘤效应的体外和体内评估.
主要成果:
- 高负载效率和SNA和化疗药物的增强稳定性.
- 有效的细胞内输送和纳米药物的可视化.
- 显著的基因表达调节,诱导亡/亡,以及强大的抗瘤活性 in vitro 和 in vivo.
结论:
- 金属协调自组装是基于SNA的核酸和化疗剂的联合输送的多功能策略.
- 开发的纳米平台展示了针对细胞特异性向和瘤增强组合治疗的潜力.
- 这种纳米平台显示了癌症治疗中先进的生物医学应用的前景.
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