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Dual-stimuli responsive smart nanoprobe for precise diagnosis and synergistic multi-modalities therapy of superficial squamous cell carcinoma

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机构: [1]Department of Rehabilitation Medicine, Guangzhou First People’s Hospital,School of Medicine, South China University of Technology, 510180 Guangzhou,China [2]College of Life Science and Technology, Beijing Universityof Chemical Technology, Beijing 10029, China [3]Department of Head and NeckSurgery, National Clinical Research Center for Cancer/Cancer Hospital, NationalCancer Center, Chinese Academy of Medical Sciences, Peking Union MedicalCollege, Beijing 100021, China [4]Department of Psychiatry, West ChinaHospital, National Chengdu Center for Safety Evaluation of Drugs, SichuanUniversity, Chengdu 610041, China [5]Key Laboratory of Colloid, Interfaceand Chemical Thermodynamics, Institute of Chemistry, Chinese Academyof Sciences, Beijing 100190, China
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关键词: Dual-stimuli responsive nanoprobe Precise diagnosis Synergistic therapy Squamous cell carcinoma

摘要:
Although the promising advancements of current therapeutic approaches is available for the squamous cell carcinoma (SCC) patients, the clinical treatment of SCC still faces many difficulties. The surgical irreparable disfigurement and the postoperative wound infection largely hamper the recovery, and the chemo/radiotherapy leads to toxic side effects.Herein, a novel pH/Hyaluronidase (HAase) dual-stimuli triggered smart nanoprobe FeIIITA@HA has been designed through the biomineralization of Fe3+ and polyphenol tannic acid (TA) under the control of hyaluronic acid (HA) matrix. With the HA residues on the outer surface, FeIIITA@HA nanoprobes can specifically target the SCC cells through the over-expressed CD44, and accumulate in the carcinoma region after intravenously administration. The abundant HAase in carcinoma microenvironment will trigger the degradation of HA molecules, thereby exposing the FeIIITA complex. After ingesting by tumor cells via CD44 mediated endocytosis, the acidic lysosomal condition will further trigger the protonation of TA molecules, finally leading to the Fe3+ release of nanoprobe, and inducing a hybrid ferroptosis/apoptosis of tumor cells through peroxidase activity and glutathione depletion. In addition, Owing to the outstanding T1 magnetic resonance imaging (MRI) performance and phototermal conversion efficiency of nanoprobes, the MRI-guided photothermal therapy (PTT) can be also combined to complement the Fe3+-induced cancer therapy. Meanwhile, it was also found that the nanoprobes can promote the recruitment of CD4+ and CD8+ T cells to inhibit the tumor growth through the cytokines secretion. In addition, the FeIIITA@HA nanoprobes can be eliminated from the body and no obvious adverse side effect can be found in histological analysis, which confirmed the biosafety of them.The current FeIIITA@HA nanoprobe has huge potential in clinical translation in the field of precise diagnosis and intelligent synergistic therapy of superficial SCC. This strategy will promisingly avoid the surgical defects, and reduce the systemic side effect of traditional chemotherapy, paving a new way for the future SCC treatment.© 2023. The Author(s).

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出版当年[2023]版:
大类 | 1 区 生物学
小类 | 1 区 生物工程与应用微生物 2 区 纳米科技
最新[2023]版:
大类 | 1 区 生物学
小类 | 1 区 生物工程与应用微生物 2 区 纳米科技
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第一作者机构: [1]Department of Rehabilitation Medicine, Guangzhou First People’s Hospital,School of Medicine, South China University of Technology, 510180 Guangzhou,China [2]College of Life Science and Technology, Beijing Universityof Chemical Technology, Beijing 10029, China
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