Cao Dian-Chao, Liang Yan, Guo Yang, Wu Dong-Yang, Wang Na-Na, Li Yan-Mei, Sun Hong-Fang, Wang Qin, Zhang Xia, Chi Yong-Liang, Sun Pei-Pei, Li You-Jie, Wang Ran-Ran, Wang Ping-Yu, Xie Shu-Yang, Xie Ning
Department of Biochemistry and Molecular Biology, Binzhou Medical University, Yantai, Shandong, 264003, People's Republic of China.
Department of General Surgery, the second Medical College, Yantai Affiliated Hospital, Binzhou Medical University, Yantai, Shandong, 264003, People's Republic of China.
Int J Nanomedicine. 2025 May 31;20:7113-7132. doi: 10.2147/IJN.S523754. eCollection 2025.
PURPOSE: This study aims to develop an innovative delivery system, (Q+M/MnOx)@Clip, to enhance the bioavailability and therapeutic efficacy of quercetin both in tumor treatment and pain alleviation. METHODS: The (Q+M/MnOx)@Clip system was evaluated to enhance the release of quercetin, investigate its ability to target cancer cells, alleviate tumor hypoxia, and improve the efficacy of chemodynamic therapy (CDT). Tumor hypoxia markers and immune response activation were assessed, along with the impact on pain relief biomarkers. RESULTS: (Q+M/MnOx)@Clip successfully mitigated tumor hypoxia, facilitated controlled Q release, and enhanced CDT in vitro and in vivo. The system demonstrated a dual therapeutic effect: anti-tumor immunity and significant cancer pain relief by reducing HIF-1α and VEGF-A levels. CONCLUSION: The novel (Q+M/MnOx)@Clip system represents a promising advancement in nanomedicine, improving the bioavailability of quercetin and offering a more effective approach to cancer treatment by downregulation of HIF-1α and VEGF-A. This study demonstrates the potential for combining anti-tumor immunity with pain relief for triple-negative breast cancer therapy.
目的:本研究旨在开发一种创新的递送系统(Q+M/MnOx)@Clip,以提高槲皮素在肿瘤治疗和疼痛缓解方面的生物利用度和治疗效果。 方法:对(Q+M/MnOx)@Clip系统进行评估,以增强槲皮素的释放,研究其靶向癌细胞的能力、缓解肿瘤缺氧以及提高化学动力学疗法(CDT)疗效的能力。评估肿瘤缺氧标志物和免疫反应激活情况,以及对疼痛缓解生物标志物的影响。 结果:(Q+M/MnOx)@Clip成功减轻了肿瘤缺氧,促进了槲皮素的可控释放,并在体外和体内增强了CDT。该系统显示出双重治疗效果:通过降低HIF-1α和VEGF-A水平实现抗肿瘤免疫和显著缓解癌症疼痛。 结论:新型(Q+M/MnOx)@Clip系统代表了纳米医学领域一项有前景的进展,通过下调HIF-1α和VEGF-A提高了槲皮素的生物利用度,并为癌症治疗提供了一种更有效的方法。本研究证明了将抗肿瘤免疫与疼痛缓解相结合用于三阴性乳腺癌治疗的潜力。
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