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:Concurrent Chemotherapy and Radiation Therapy for Newly Diagnosed Nasal NK Cell Lymphoma
这是一项 II 期注册临床试验,评估细胞治疗用于淋巴瘤的安全性、可行性及初步疗效。当前状态:进行中(不再招募)。计划入组 26 例。试验地点:美国 · 休斯顿(共 1 个中心)。登记号:NCT02106988。
不限性别 · ≥ 18 Years
纳入标准 1. 新诊断的Ⅰ期或Ⅱ期鼻型NK细胞淋巴瘤患者。 2. 基线血细胞计数符合要求(例如ANC>1,000),或愿意接受输血、非格司亭及促红细胞生成素等支持治疗。 3. 肝功能符合要求: • 胆红素≤正常上限(ULN)的1.5倍; • 丙氨酸转氨酶(ALT)≤ULN的2倍,或天冬氨酸转氨酶(AST)≤ULN的2倍; • 上述结果须在入组前2周内取得。 4. 血清肌酐≤2.0 mg/dL;检测须在入组前2周内完成。 5. 通过核医学扫描或超声心动图评估左心室射血分数,结果须≥50%。 6. 男性患者须同意在研究期间使用屏障避孕法,或避免异性性行为。 7. 女性患者须愿意采用两种适当的屏障避孕方法以避免妊娠,或在整个研究期间避免异性性行为;绝经后女性(停经>2年)或已接受手术绝育者也可参加。 8. 有生育能力的女性患者须在入组前2周内进行血清妊娠试验(β-hCG),结果为阴性。 9. 患者具备提供知情同意的能力。 排除标准 1. 活动性乙型和/或丙型肝炎感染。 2. 存在需要特异性抗感染治疗的活动性感染;感染相关体征全部消退前不得入组。 3. 已知HIV阳性。 4. 已患需持续治疗的心血管疾病,包括: a)按纽约心脏协会(NYHA)标准为Ⅲ/Ⅳ级的充血性心力衰竭; b)心肌病; c)未控制的心律失常; d)不稳定型心绞痛; e)近期心肌梗死(6个月内)。 5. 妊娠或哺乳期。 6. 患有精神疾病和/或存在可能影响其遵守研究用药及要求的社会状况。 7. 既往对当前原发病部位进行过放疗,且再次照射将导致超过该部位已知放射剂量耐受限值。
Inclusion Criteria: 1. Patients with newly diagnosed stage I and II nasal NK cell lymphoma. 2. Adequate blood cell counts (i.e. ANC \> 1000) at baseline, or willingness to accept supportive measures such as transfusions, filgrastim, and Epoetin. 3. Patients must have adequate liver function as indicated by: \*Bilirubin \</= 1.5 times the upper limit of normal (ULN), \* Alanine transaminase (ALT) \</= 2 times the (ULN) or aspartate transaminase (AST) \</= 2 times the ULN, \*These values must be obtained within two weeks before protocol entry. 4. Patients are required to have a serum creatinine \</= 2.0 mg/dL. This value must be obtained within two weeks before protocol entry. 5. Left ventricular ejection fraction must be evaluated by nuclear medicine scan or echocardiography and measure \>/= 50%. 6. Male patients must agree to use a barrier method of contraception or agree to abstain from heterosexual activity for the duration of the study. 7. Female patients must be willing to use two adequate barrier methods of contraception to prevent pregnancy or agree to abstain from heterosexual activity throughout the study or be post menopausal (free from menses \> two years or surgically sterilized). 8. Female patients of childbearing potential must have a negative serum pregnancy test (BhCG) within 2 weeks of protocol entry. 9. Patients must have the ability to give informed consent. Exclusion Criteria: 1. Patients with active Hepatitis B and/or Hepatitis C infection. 2. Patients with active infections requiring specific anti-infective therapy are not eligible until all signs of infections are resolved. 3. Patients known to be HIV positive. 4. Patients with pre-existing cardiovascular disease requiring ongoing treatment. This includes: a) Congestive heart failure class III/IV CHF per new york heart association (NYHA) criteria. b) Cardiomyopathy, c) Uncontrolled cardiac arrhythmia, d) Unstable angina pectoris, e) Recent MI (within 6 months). 5. Patients who are pregnant or breast-feeding. 6. Patients with psychiatric illness and/or social situations that would limit compliance with the study medication and requirements. 7. Prior radiation to the site of current primary disease, if re-treatment would lead to violation of known radiation dose tolerance limits for that site.
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:Progression-Free Survival (PFS) · Progression defined as progressive disease or death due to disease. The evaluation of PFS will include all participants who receive radiation, regardless of whether they receive chemotherapy. Progression free survival measured from protocol entry. · From registration to disease progression or death due to disease, up to 5 years
放疗总剂量为50.4~54 Gy,分28~30次完成。放疗开始后7天内启动第1个化疗周期,此后每3周重复1次,共3个周期。 每个周期第1天给予DeVIC方案:地塞米松40 mg静脉给药,第1~3天;依托泊苷67 mg/m²静脉给药,第1~3天;异环磷酰胺1 g/m²静脉给药,第1~3天;美司钠0.4 g/m²静脉给药,第1~3天,与异环磷酰胺联用;美司钠0.6 g/m²静脉持续输注24小时,第1~3天,经便携泵给药;卡铂200 mg/m²静脉给药,第1天。每21天重复一个周期。
本临床研究旨在了解放射治疗联合化疗能否帮助控制Ⅰ期和/或Ⅱ期NK细胞淋巴瘤,并评估放疗与化疗联合使用的安全性。 本研究为探索性研究。放疗和化疗均已获FDA批准,且可用于Ⅰ期和/或Ⅱ期NK细胞淋巴瘤患者;但两种治疗同时进行属于研究性方案。 本研究最多招募40名患者,所有患者均在MD Anderson入组。
The goal of this clinical research study is to learn if radiation therapy and chemotherapy can help control Stage 1 and/or 2 NK cell lymphoma. The safety of the radiation and chemotherapy combination will also be studied. This is an investigational study. Radiation and chemotherapy are FDA approved and commercially available for patients with Stage 1 and/or 2 NK cell lymphoma. The combination of these therapies given at the same time is investigational. Up to 40 patients will take part in this study. All will be enrolled at MD Anderson.
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