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:FT825/ONO-8250, an Off-the-Shelf, HER2 CAR-T, With or Without Monoclonal Antibodies in Advanced Solid Tumors
这是一项 I 期注册临床试验,评估细胞治疗用于晚期实体瘤的安全性、可行性及初步疗效。当前状态:招募中。计划入组 351 例。试验地点:美国 · 吉尔伯特、拉霍亚、纽黑文、芝加哥(共 14 个中心)。登记号:NCT06241456。
不限性别 · ≥ 18 Years
纳入标准: • 组织病理学或细胞学确诊局部晚期或转移性癌症,且符合方案规定的标准。 • 疾病不适合根治性治疗;既往治疗要求依肿瘤类型而定。 • 女性和男性参与者须按当地临床研究避孕法规采取避孕措施。 • ECOG体能状态评分0或1。 • 首次研究干预开始前28天内,依据RECIST 1.1评估存在可测量疾病。 • 预期生存期至少3个月。 排除标准: • 妊娠或哺乳期女性。 • 器官功能不足。 • 临床显著心血管疾病。 • 已知恶性肿瘤活动性累及中枢神经系统(CNS)。 • 非恶性CNS疾病,如卒中、癫痫、CNS血管炎或神经退行性疾病;或入组前2年内因上述疾病接受药物治疗。 • 活动性细菌、真菌或病毒感染。 • 既往接受嵌合抗原受体(CAR)T细胞治疗、其他细胞治疗或FATE研究性人诱导多能干细胞(iPSC)产品。 • 有需使用类固醇治疗的非感染性间质性肺病(ILD)/肺炎史、当前患有ILD/肺炎,或筛查影像学怀疑ILD/肺炎且无法排除。 • 既往癌症免疫治疗引起≥3级免疫相关不良事件或≥2级眼部毒性;激素替代治疗可控制的内分泌病或无症状血清淀粉酶/脂肪酶升高除外。 • 有活动性或既往自身免疫性疾病或免疫缺陷。 • 曾接受异体器官移植。
Inclusion Criteria: * Histopathological or cytologically confirmed locally advanced or metastatic cancer that meets protocol-defined criteria * Disease that is not amenable to curative therapy, with prior therapies defined by specific tumor types * Contraceptive use by women and men should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies * Eastern Cooperative Oncology Group (ECOG) Performance Status 0 or 1 * Presence of measurable disease by RECIST, v1.1 assessed within 28 days prior to start of first study intervention * Anticipated life expectancy of at least 3 months Exclusion Criteria: * Females who are pregnant or breastfeeding * Evidence of inadequate organ function * Clinically significant cardiovascular disease * Known active central nervous system (CNS) involvement by malignancy * Non-malignant CNS disease such as stroke, epilepsy, CNS vasculitis, or neurodegenerative disease or receipt of medications for these conditions within 2 years prior to study enrollment * Active bacterial, fungal, or viral infections * Prior receipt of chimeric antigen receptor (CAR) T-cell therapy, other cellular therapy, or a FATE investigational human induced pluripotent stem cell (iPSC) product * History of (non-infectious) interstitial lung disease (ILD)/pneumonitis that required steroids, current ILD/pneumonitis, or suspected ILD/pneumonitis that cannot be ruled out based on imaging at screening * Any history of Grade ≥3 immune-related AE or Grade ≥2 eye toxicity attributed to prior cancer immunotherapy, other than endocrinopathy managed with replacement therapy or asymptomatic elevation of serum amylase or lipase * Active or history of autoimmune disease or immune deficiency * Receipt of an allograft organ transplant
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 participants with dose limiting toxicities (DLTs) · The number of participants with DLTs will be reported. · Up to approximately 29 days;Number of participants with treatment-emergent adverse events (TEAEs) · The number of participants with TEAEs will be reported. · Up to approximately 2 years;Severity of AEs · Severity of AEs will be determined according to appropriate rating scales for the type of event reported. · Up to approximately 2 years
次要终点:Investigator-Assessed Overall Response Rate (ORR);Investigator-Assessed Duration of Response (DOR);Progression-Free Survival (PFS);Overall Survival (OS);Plasma Concentration of FT825
晚期HER2表达实体瘤参与者在第1周期(每周期约61天)化疗后接受FT825。根据第1周期的安全性、耐受性及影像学确认的临床获益,可考虑增加一个治疗周期(第2周期再治疗)。
晚期表皮生长因子受体(EGFR)表达实体瘤参与者在第1周期化疗后接受FT825联合西妥昔单抗(每周期约61天)。根据第1周期的安全性、耐受性及影像学确认的临床获益,可考虑增加一个治疗周期(第2周期再治疗)。
这是一项I期研究,旨在评估FT825(又称ONO-8250)作为现货型HER2 CAR-T,在化疗后单独使用或联合单克隆抗体治疗HER2阳性或其他晚期实体瘤的安全性、耐受性和抗肿瘤活性。研究包括剂量递增阶段,随后在不同适应症队列中扩展,以进一步评估FT825的安全性和活性。
This is a phase 1 study designed to evaluate the safety, tolerability, and antitumor activity of FT825 (also known as ONO-8250) with or without monoclonal antibody therapy following chemotherapy in participants with advanced human epidermal growth factor receptor 2 (HER2)-positive or other advanced solid tumors. The study will consist of a dose-escalation stage, followed by an expansion stage to further evaluate the safety and activity of FT825 in indication-specific cohorts.
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