γδ T 细胞调节小细胞肺癌中的抗肿瘤免疫
γδ T cells modulate anti-tumor immunity in small cell lung cancer.
我们的发现表明,活化的γδ T细胞可能是SCLC治疗的有价值靶点。
英文原题:TCR-T Cell Immunotherapy of Lung Cancer and Other Solid Tumors
⚠ 该试验的登记信息已有 27 个月未更新, 页面上显示的「招募中」可能已经失效。联系研究中心之前,建议先到 ClinicalTrials.gov 核对登记原文的最新状态与联系方式。
这是一项 I 期注册临床试验,评估 T 细胞治疗小细胞肺癌、实体瘤的安全性、可行性及初步疗效。当前状态:招募中。计划入组 30 例。试验地点:中国 · 广州(共 1 个中心,其中中国 1 个)。登记号:NCT03778814。
不限性别 · ≥ 18 Years 且 ≤ 75 Years
纳入标准: 1. 患有晚期肺肿瘤或其他可获取活检组织的实体瘤。 2. 预期生存期>12周。 3. Child-Pugh-Turcotte评分<7。 4. 心、肺、肝、肾功能足够。 5. 有可用的自体转导T细胞;流式细胞术测定的靶向TCR序列表达率≥20%,细胞毒性试验中肿瘤细胞杀伤率≥20%。 6. 已向患者/监护人说明知情同意内容,患者/监护人理解并签署同意书,且已获得同意书副本。 排除标准: 1. 既往接受过基因治疗。 2. 肿瘤体积>25 cm。 3. 存在严重病毒感染,如HBV、HCV、HIV等。 4. 已知HIV阳性。 5. 有肺移植史。 6. 存在活动性细菌、病毒、真菌等感染。 7. 研究者认为不适合参加的其他严重疾病。 8. 妊娠或哺乳期女性。 9. 接受全身性类固醇治疗,泼尼松等效剂量≥0.5 mg/kg/日。 10. 研究者认为不适合参加的其他情况。
Inclusion Criteria: 1. patients with advanced lung tumor or other solid tumor where biopsy is obtainable 2. Life expectancy \>12 weeks 3. Child-Pugh-Turcotte score \<7 4. Adequate heart,lung,liver,kidney function 5. Available autologous transduced T cells with greater than or equal to 20% expression of targeted TCR sequences determined by flow-cytometry and killing of tumor cells greater than or equal to 20% in cytotoxicity assay 6. Informed consent explained to, understood by and signed by patient/ guardian. Patient/guardian given copy of informed consent. - Exclusion Criteria: 1. Had accepted gene therapy before; 2. Tumor size more than 25cm; 3. Severe virus infection such as HBV, HCV, HIV, et al 4. Known HIV positivity 5. History of lung transplantation 6. Active infectious disease related to bacteria, virus,fungi,et al 7. Other severe diseases that the investigators consider not appropriate; 8. Pregnant or lactating women 9. Systemic steroid treatment (greater than or equal to 0.5 mg prednisone equivalent/kg/day) 10. Other conditions that the investigators consider not appropriate.
以上为辅助阅读译文。是否适合入组须由主治医生判断,最终以登记平台与研究者确认为准。
主要终点:Number of Patients with Dose Limiting Toxicity · A dose limiting toxicity is defined as any toxicity that is considered to be primarily related to the TCR-T cells, which is irreversible, or life threatening or hematologic or non-hematologic Grade 3-5. · three months
次要终点:Percent of Patients with best response as either complete remission or partial remission
对可能从免疫治疗中获益的适宜肺癌或其他实体瘤患者给予靶向性TCR-T细胞治疗。
研究者将利用肺癌及其他实体瘤的新鲜组织建立肿瘤类器官和肿瘤浸润淋巴细胞(TIL)和/或外周T细胞培养体系,通过共培养筛选肿瘤反应性T细胞,再进行单克隆扩增及TCR克隆,以工程化重建TCR-T细胞。经多项体内外研究验证后,将大量TCR-T细胞通过静脉、动脉、肿瘤内细针穿刺或这些方式联合回输患者。这项I期研究将首次评估TCR-T细胞免疫疗法用于人体的安全性、耐受性和初步疗效。
Tumor organoids and TILs (and/or peripheral T cells) cultures will be established from fresh tissure of lung cancer and other solid tumors. Coculture will be utilized to screen tumor-responsive T cells which are further selected for monoclonal expansion and TCR cloning for engineered reconstitution of TCR-T cells. After verification by multiple in vitro and in vivo studies, a large number of TCR-T cells will be introduced back into the patients via vein, artery or fine needle punctured to the tumor, or combinations. In this phase I study, the safety, tolerance and preliminary efficacy of the TCR-T cell immunotherapy on human will firstly be assessed.
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