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用于癌症诊断与治疗的配位纳米颗粒多重成像

Multiplexed Imaging with Coordination Nanoparticles for Cancer Diagnosis and Therapy.

作者信息

Feng Jie, Xu Zhen, Luo Dan, Liu Xiaoqing

机构信息

Key Laboratory of Analytical Chemistry for Biology and Medicine (Ministry of Education), College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, P. R. China.

出版信息

ACS Appl Bio Mater. 2020 Jan 21;3(1):713-720. doi: 10.1021/acsabm.9b01038. Epub 2020 Jan 8.

Abstract

Multiplexed imaging offers great potential for precise and accurate diagnosis and therapy. Integrating multiplexed imaging with theranostics is promising to develop cancer therapeutics and diagnostics. However, the lack of versatile platforms with inherent different modalities and various probes hinders the potential of multiplexing imaging for cancer diagnosis and therapy. Here, we demonstrate that multiplexed imaging with advanced theranostic nanomaterials provides a potent method for cancer diagnostics and therapeutics both and . Unlike previous theranostic nanoplatforms, the prepared coordination nanomaterials have designable functionalities that are capable of imaging multiple intracellular biomarkers, multiple modality imaging, and photothermal ablation of tumor. Strikingly, this nanoplatform could specifically detect and image different tumor-related mRNAs simultaneously; allow infrared thermal, photoacoustic, and magnetic resonance imaging; and enable effective photothermal therapy to inhibit tumor growth in the MCF-7-derived mice xenograft tumor model. This study suggests that the nanoplatforms with designable functionalities may ultimately enable monitoring cancer processes, therapeutic mechanisms, and treatment outcomes. Exploring and exploiting multiplexed imaging with versatile theranostic nanoparticles may offer a powerful framework for precision medicine.

摘要

多重成像在精确诊断和治疗方面具有巨大潜力。将多重成像与治疗诊断学相结合有望开发癌症治疗和诊断方法。然而,缺乏具有固有不同模态和各种探针的通用平台阻碍了多重成像在癌症诊断和治疗中的潜力。在此,我们证明,使用先进的治疗诊断纳米材料进行多重成像为癌症诊断和治疗提供了一种有效的方法。与以前的治疗诊断纳米平台不同,所制备的配位纳米材料具有可设计的功能,能够对多种细胞内生物标志物进行成像、多模态成像以及对肿瘤进行光热消融。引人注目的是,这种纳米平台能够同时特异性地检测和成像不同的肿瘤相关mRNA;实现红外热成像、光声成像和磁共振成像;并能在MCF-7衍生的小鼠异种移植肿瘤模型中实现有效的光热疗法以抑制肿瘤生长。这项研究表明,具有可设计功能的纳米平台最终可能实现对癌症过程、治疗机制和治疗结果的监测。探索和利用具有通用治疗诊断纳米颗粒的多重成像可能为精准医学提供一个强大的框架。

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