CD81 通过阻断 CD274/PD-L1 的选择性自噬降解驱动放射抵抗性胶质母细胞瘤的免疫逃逸
CD81 drives immune evasion in radioresistant glioblastoma by blocking selective autophagic degradation of CD274/PD-L1.
我们的工作确立了CD81作为连接放射抵抗与免疫逃逸的关键桥梁,其通过维持GBM中CD274的丰度发挥作用,并突显CD81作为优化放射免疫治疗的有前景的治疗靶点。
英文原题:Neoantigen-Pulsed Autologous Dendritic Cell Vaccine Combined With Temozolomide for Newly Diagnosed Glioblastoma
这是一项 II 期注册临床试验,评估树突状细胞治疗胶质母细胞瘤的安全性、可行性及初步疗效。当前状态:尚未开始招募。计划入组 78 例。登记号:NCT07365280。
不限性别 · ≥ 18 Years 且 ≤ 75 Years
纳入标准: 受试者须满足以下全部条件: 1. 年龄18~75岁(含)。 2. 组织学确诊为新诊断胶质母细胞瘤(WHO Ⅳ级)。 3. 分子诊断为IDH1/IDH2野生型。 4. 已完成肿瘤减瘤手术,随后接受标准同步放化疗。 5. Karnofsky体能状态(KPS)评分50~100分。 6. 血液学、肝脏、肾脏及凝血功能充足。 7. 有足够的肿瘤组织和血液样本用于新抗原鉴定。 8. 有适合采集外周血单个核细胞(PBMC)的静脉通路。 9. 预期生存期>3个月。 10. 愿意在研究治疗期间及之后3个月内采取有效避孕措施。 11. 能够理解并愿意签署书面知情同意书。 排除标准: 符合以下任一条件者不得入组: 1. 不适合接受以替莫唑胺为基础的标准同步放化疗。 2. 随机分组前4周内参加过其他干预性临床试验。 3. 6个月内植入过卡莫司汀缓释片。 4. 已知对替莫唑胺或达卡巴嗪过敏。 5. 患有活动性自身免疫性疾病或需要接受全身性免疫抑制治疗。 6. 存在活动性感染,包括HIV、活动性乙型或丙型肝炎、梅毒。 7. 随机分组前30天内接受过全身性免疫抑制治疗。 8. 患有未控制的心血管、代谢或全身性疾病。 9. 妊娠或哺乳期。 10. 研究者判断会影响参加研究或结果解释的任何状况。
Inclusion Criteria: Participants must meet all the following criteria to be eligible: Inclusion Criteria 1. Age 18 to 75 years, inclusive 2. Histologically confirmed newly diagnosed glioblastoma (WHO grade IV) 3. Molecular diagnosis of IDH1/IDH2 wild-type 4. Completion of tumor debulking surgery followed by standard concurrent chemoradiotherapy 5. Karnofsky Performance Status (KPS) score of 50 to 100 6. Adequate hematologic, hepatic, renal, and coagulation function 7. Availability of sufficient tumor tissue and blood samples for neoantigen identification 8. Adequate venous access for PBMC collection 9. Life expectancy greater than 3 months 10. Willingness to use effective contraception during study treatment and for 3 months thereafter 11. Ability to understand and willingness to sign written informed consent Exclusion Criteria: Exclusion Criteria: Subjects meeting any of the following criteria are ineligible: 1. Not suitable for standard temozolomide-based chemoradiotherapy 2. Prior participation in another interventional clinical trial within 4 weeks before randomization 3. Prior implantation of carmustine wafers within 6 months 4. Known hypersensitivity to temozolomide or dacarbazine 5. Active autoimmune disease or requirement for systemic immunosuppressive therapy 6. Active infection including HIV, active hepatitis B or C, or syphilis 7. Use of systemic immunosuppressive therapy within 30 days before randomization 8. Uncontrolled cardiovascular, metabolic, or systemic disease 9. Pregnancy or breastfeeding 10. Any condition that, in the investigator's judgment, would interfere with study participation or interpretation of results
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:PFS · Progression-free survival assessed by an Independent Radiological Review Committee according to RANO 2.0 criteria · From randomization until disease progression or death, whichever occurs first,assessed up to 24 months
次要终点:OS;Overall Survival Rates;Investigator-Assessed Progression-Free Survival;Disease Control Rate (DCR);Best Overall Response (BOR);6. Clinical Benefit Rate (CBR);Safety and Tolerability
个体化树突状细胞疫苗ZSNeo-DC1.1联合替莫唑胺治疗。
单用标准辅助替莫唑胺化疗。
这是一项多中心、开放标签、随机Ⅱ期临床研究,旨在评估个体化树突状细胞(DC)疫苗ZSNeo-DC1.1联合替莫唑胺(TMZ)作为辅助治疗用于新诊断胶质母细胞瘤(GBM)患者的疗效和安全性。 研究将纳入组织学确诊、IDH1/IDH2野生型的新诊断GBM患者;患者须已接受肿瘤减瘤手术及标准同步放化疗。确认肿瘤新抗原及受试者符合入组条件后,按1:1随机分配接受ZSNeo-DC1.1联合TMZ或单用TMZ。 主要目标是根据RANO 2.0标准,由独立影像学审查委员会(IRRC)评估无进展生存期(PFS)。次要目标包括总生存期(OS)、生存率、肿瘤缓解结局和安全性。探索性目标包括评估ZSNeo-DC1.1诱导的抗原特异性T细胞免疫应答。
This is a multicenter, open-label, randomized Phase II clinical study designed to evaluate the efficacy and safety of a personalized dendritic cell (DC) vaccine, ZSNeo-DC1.1, in combination with temozolomide (TMZ) as adjuvant therapy in patients with newly diagnosed glioblastoma (GBM). Eligible patients with histologically confirmed, IDH1/IDH2 wild-type newly diagnosed glioblastoma who have undergone tumor debulking surgery followed by standard concurrent chemoradiotherapy will be enrolled. After confirmation of tumor neoantigens and eligibility, patients will be randomized in a 1:1 ratio to receive either ZSNeo-DC1.1 in combination with TMZ or TMZ alone. The primary objective is to evaluate progression-free survival (PFS) as assessed by an Independent Radiological Review Committee (IRRC) according to RANO 2.0 criteria. Secondary objectives include overall survival (OS), survival rates, tumor response outcomes, and safety. Exploratory objectives include assessment of antigen-specific T-cell immune responses induced by ZSNeo-DC1.1.
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