决定异体 CAR T 细胞排斥与扩增的细胞和分子机制
Cellular and molecular mechanisms determining allogeneic CAR T cell rejection and expansion.
我们评估了11例接受单一批次cemacabtagene ansegedleucel(cema-cel)治疗的大B细胞淋巴瘤患者,cemacabtagene ansegedleucel是一种异体抗CD19 CAR T产品。
英文原题:To Evaluate Safety and Efficacy of Autologous CD19 Chimeric Antigen Receptor (CAR)-T Cells in Relapsed/Refractory B- Non-Hodgkin Lymphoma (B-NHL)
⚠ 该试验的登记信息已有 22 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 II 期注册临床试验,评估 CAR-T 细胞治疗非霍奇金淋巴瘤的安全性、可行性及初步疗效。当前状态:招募中。计划入组 20 例。试验地点:亚太其他 · 敦拉萨镇(共 1 个中心)。登记号:NCT06698484。
不限性别 · ≥ 13 Years 且 ≤ 75 Years
纳入标准:按WHO分类经组织学确诊CD19阳性B细胞非霍奇金淋巴瘤;二线治疗难治,或一线治疗后复发且无自体/异体造血干细胞移植等可用治愈性治疗方案,或自体移植后1年内复发;至少一个符合修订IWG缓解标准的可测量病灶;年龄≥13岁且≤75岁;器官功能充分(肌酐清除率>40 mL/min,ALT<正常值上限5倍,胆红素<正常值上限3倍,左心室射血分数>45%);中性粒细胞绝对计数≥1500/μL,血红蛋白≥7 g/dL,血小板≥50000/μL;预期寿命>12周;ECOG≤2分;有生育可能的女性妊娠试验阴性且采用两种有效避孕方式;男性采用两种有效避孕方式。排除标准:活动性中枢神经系统淋巴瘤(影像或脑脊液检查发现);活动性非NHL癌症或正在接受癌症治疗;严重肺、心脏(纽约心脏协会III/IV级、心律失常、心脏传导阻滞、未控制高血压)、肝或肾功能衰竭,或严重神经系统疾病;需免疫抑制治疗的活动性自身免疫病;HIV阳性;活动性乙肝或丙肝感染;未控制感染;妊娠或哺乳;入组前12周内接受自体或异体干细胞移植。
Inclusion Criteria: * Patients with histologically confirmed diagnosed with CD19 positive B cell NHL in accordance with WHO classification * Patients who are refractory to second-line treatment or patients who relapsed after first-line treatment with no available curative options such as autologous or allogeneic haematopoietic stem cell transplantation (HSCT) or relapse within one year of autologous HSCT * At least one measurable lesion according to revised IWG response criteria * Age between ≥13to ≤75 years * Adequate organ function as defined by a creatinine clearance \>40 ml/min, serum alanine transaminase (ALT) \< 5 times the normal value, serum bilirubin \< 3 times the normal value, left ventricular ejection fraction\> 45% * Absolute neutrophil count ≥ 1500/μl, haemoglobin level ≥ 7 g/dl, platelets ≥ 50000/μl. * Life expectancy \>12 weeks * Eastern Cooperative Oncology Group (ECOG) performance status ≤ 2 * Female of childbearing age must have a negative pregnancy test and is on two effective contraception methods * Male patients must use two effective contraception methods Exclusion Criteria: * Active central nervous system (CNS) lymphoma (detected by Imaging study or cerebrospinal fluid (CSF) analysis) * Active cancer(other than NHL) or receiving cancer treatment * Evidence of severe lung, heart (New York Heart Association class III/IV, arrhythmia, heart block, uncontrolled hypertension), liver, or renal failure or severe neurologic disorder * Presence of active autoimmune disease requiring immunosuppressive therapy * Human Immunodeficiency Virus (HIV) positivity * Active Hepatitis B, and Hepatitis C infection * Uncontrolled infection * Pregnant/nursing female. * Receiving autologous or allogeneic stem cell transplant within 12 weeks of enrolment
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:Overall response rate (ORR) · The ORR is the sum of patients achieving complete response (CR) and partial response (PR) at day 30, then 3 monthly up to 24 months after receiving CAR T-cells determined by the investigator following Lugano criteria in non-Hodgkin Lymphoma (NHL).
Response assessment will be determined using a PET CT scan, or other relevant imaging studies and compared to the baseline (pre-CAR-T infusion) study. · From day 30, then 3 monthly until 24 months after infusion of CAR-T cells
次要终点:overall survival;Incidence of adverse events
CD19 CAR-T细胞。
II期、开放标签、单臂研究,评估本地制备的自体CD19定向CAR-T细胞治疗复发/难治性B细胞非霍奇金淋巴瘤(B-NHL)患者或不适合接受造血干细胞移植(HCT)患者的安全性和疗效。
A Phase II Open-Label Single-arm Study to Evaluate Safety and Efficacy of locally manufactured autologous CD19-directed CAR T-cells in Patients with Relapsed/Refractory B- Non-Hodgkin Lymphoma (B-NHL) or patients not eligible for hematopoietic stem cell transplantation (HCT)
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