不可逆电穿孔增强 CAR-T 细胞对实体瘤的浸润与选择性癌细胞裂解
Irreversible Electroporation Enhances Solid Tumor Infiltration and Selective Cancer Cell Lysis by CAR T Cells.
通过利用一种双用途转化策略——直接的癌细胞靶向细胞毒性和增强的CAR T细胞浸润——sIRE能够减轻肿瘤负荷,同时保持并增强CAR T细胞功能。
英文原题:Fast TILs to Treat Metastatic Cancer Patients With Pleural Disease
这是一项 I 期注册临床试验,评估细胞治疗用于间皮瘤的安全性、可行性及初步疗效。当前状态:招募中。计划入组 10 例。试验地点:美国 · 匹兹堡(共 1 个中心)。登记号:NCT07192900。
不限性别 · ≥ 18 Years 且 ≤ 79 Years
纳入标准:有症状且活检证实肿瘤转移至胸膜,或有胸腔积液的间皮瘤患者;须接受针对相应癌种的可用标准治疗(SOC)且疾病难治,并已用尽或未能从可用标准治疗中获益。年龄≥18且<80岁。有生育能力女性尿或血妊娠试验阴性;如有性生活,采用可接受避孕方式,包括禁欲、屏障法(隔膜或安全套)、注射避孕(如Depo-Provera)或口服避孕药;从治疗开始至ACT给药后至少12个月持续避孕。男性同意从入组至预处理方案结束后4个月采取避孕。MUGA或超声心动图显示心脏射血分数≥0.45;不需补充氧气,胸腔积液引流后无呼吸困难;ECOG 0–1;预计生存期>12周;能够理解试验风险和方法并自主同意参加;同意收集人口学和临床数据。 排除标准:乳腺癌、肾癌、肺癌、胰腺癌、前列腺癌、卵巢癌、罕见癌症或黑色素瘤患者。HIV感染且存在活动性病毒复制;接受抗逆转录病毒治疗且病毒载量不可检出者可考虑参加。活动性乙肝或丙肝病毒复制;当前正在接受细菌、真菌或病毒感染治疗;参加研究前6个月内有心肌梗死,和/或有症状的冠状动脉/瓣膜疾病或未控制心律失常;胸腔积液采集前30天内使用试验药物;采集积液前2周内接受细胞毒性抗癌治疗或放疗(靶向免疫检查点分子的单克隆抗体治疗除外);积液采集前2周内每日使用>10 mg泼尼松(生物等效剂量)的糖皮质激素;处方医生认为免疫抑制治疗无法在积液采集前停用4周;有临床意义的血液学、肝胆或肾脏疾病实验室异常:AST/SGOT>2×ULN、ALT/SGPT>2×ULN、总胆红素>2×ULN(Gilbert综合征者>3×ULN)、血红蛋白<8 g/dL或需输血才能维持≥8 g/dL、白细胞<2,000/mm³、血小板<100,000/mm³或需输血才能维持≥100,000/mm³、肌酐>2×ULN或计算肌酐清除率≤40 mL/min。妊娠或哺乳;既往实体器官移植;研究者认为不能遵守访视/程序者;属于无家可归者、发育障碍者、囚犯等脆弱人群,或任何影响知情同意能力/依从性的情况;青霉素过敏并有记录在案的过敏性休克史。
Inclusion Criteria:
1. Patients with symptomatic, biopsy-proven malignant to the pleura, or mesothelioma with pleural effusions. Patients must have received and be refractory to available standard of care (SOC) therapy specific to their cancer type and must have exhausted or failed available standard of care with clinical benefit.
2. Patients will be ≥ 18 and \< 80 years of age.
3. Female patients of childbearing potential must have a negative urine or serum pregnancy test and if sexually active must use an acceptable method of contraception, including abstinence, a barrier method (diaphragm or condom), an injectable contraceptive (such as Depo-Provera), or an oral contraceptive. Active contraception should continue for at least 12 months after ACT administration. Male participants must be willing to practice birth control from the time of enrollment on this study and for 4 months after receiving the preparative regimen.
4. Cardiac ejection fraction ≥ 0.45 by Multiple-Gated Acquisition (MUGA) or echocardiography.
5. No requirement for supplemental oxygen and no dyspnea immediately after effusion drainage.
6. ECOG Performance Status 0 or 1.
7. Patients must have an expected survival \> 12 weeks.
8. Patients must be able to comprehend the risks and methods used in this clinical trial and independently consent to participate.
9. Patients must consent to collection of demographic and clinical data.
Exclusion Criteria:
1. Patients with breast, kidney, lung, pancreatic, prostate, ovarian, rare cancers, and melanoma.
2. Infection with Human Immunodeficiency Virus (HIV) and active viral replication. Patients with an undetectable viral load on Anti-retroviral Therapy (ART) can be considered for participation on this protocol.
3. Infection with hepatitis B and active viral replication.
4. Infection with hepatitis C and active viral replication.
5. Patients currently being treated for bacterial, fungal or viral infection.
6. Documented myocardial infarction within 6 months of study participation and/or symptomatic coronary artery or valvular disease or uncontrolled arrhythmia.
7. Investigational drug use within 30 days before effusion collection.
8. Cytotoxic anti-cancer or radiation therapy administration within 2 weeks of effusion collection. The exclusion does not apply to patients receiving monoclonal antibody therapy targeting immune checkpoint molecules.
9. Corticosteroid therapy \> 10 milligrams (mg) of prednisone (biological equivalent) daily within 2 weeks before effusion collection.
10. Immunosuppressive therapy that cannot be stopped for 4 weeks prior to effusion collection as deemed by the prescribing physician.
11. Laboratory abnormalities that indicate clinically significant hematological, hepatobiliary, or renal disease:
AST/SGOT \> 2.0 times the upper limit of normal ALT/SGPT \> 2.0 times the upper limit of normal Total bilirubin \> 2.0 times the upper limit of normal, unless patient has Gilbert Syndrome (\>3.0 times the upper limit of normal) Hemoglobin \< 8 gm/dL or dependent upon transfusion to maintain ≥ 8 gm/dL White blood cell count \< 2,000/mm3 Platelet count \< 100,000/mm3 or dependent upon transfusion to maintain ≥ 100,000 mm3 Creatinine \> 2.0 times the upper limit of normal or calculated creatinine clearance ≤ 40 mL/min.
12. Pregnant or lactating females.
13. Prior solid organ transplantation
14. Patients who, in the opinion of the Investigator, will be non-compliant with study schedules or procedures.
15. Patients who belong to a vulnerable population such as the homeless, the developmentally disabled and prisoners or have any condition that impairs their ability to provide informed consent or comply with study schedules or procedures.
16. Patients with documented anaphylaxis as a result of penicillin allergy.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:Document the feasibility of local manufacture of ACT product from drained pleural effusions using the CliniMACS Prodigy® device · flow cytometry for cellular ACT identity · 30 days;Document the feasibility of local manufacture of ACT product from drained pleural effusions using the CliniMACS Prodigy® device · cytotoxicity assays for ACT potency · 30 days;Document the feasibility of local manufacture of ACT product from drained pleural effusions using the CliniMACS Prodigy® device · flow cytometry for cellular ACT purity · 30 days;To demonstrate the safety of intrapleural administration of the locally manufactured ACT product plus Interleukin 2 (IL-2) to study patients · incidence of Treatment-Emergent Adverse Events (Safety) of intrapleural administration of the locally manufactured ACT product, as assessed by Common Terminology Criteria for Adverse Events (CTCAE) version 5.0. · 5 years
次要终点:To document changes in the pleural fluid secretome secondary to local therapeutic ACT product infusion.;To document changes in the pleural cellular composition secondary to local therapeutic ACT product infusion;To document the overall response rates to therapy;To document the complete response rates to therapy
经留置胸腔导管单次胸腔内输注自体胸膜浸润T细胞制成的ACT产品。并给予低剂量IL-2:ACT输注约2小时后开始,每次20 mL、浓度1×10⁵ IU/mL,此后每8–16小时给药一次,按耐受情况最多4次(总量8×10⁶ IU)。
本研究旨在评估新型免疫疗法Fast TIL(一种过继细胞治疗,ACT)治疗转移至胸膜的肿瘤或胸膜间皮瘤的安全性和疗效。ACT产品由Allegheny Health Network(AHN)West Penn使用参与者胸膜浸润T细胞(PIT)制备,经留置胸腔导管给药,并联合白细胞介素-2(IL-2)。研究者基于既往研究推测,该疗法可能有助于抗肿瘤并缓解症状。采集患者胸腔积液并分离PIT细胞,在实验室扩增制备ACT产品。给药前门诊进行淋巴清除化疗;随后经胸腔导管输注ACT,并通过导管给予IL-2两天,以刺激扩增的PIT细胞。治疗期约3周,在AHN West Penn医院随访5年,可能需住院最长6天,并采血监测疗效。作为首次人体研究,治疗风险未知,可能包括毒性导致死亡;类似免疫治疗的相关风险已有较多记录。
This research study aims to evaluate the safety and effectiveness of a novel immunotherapy, Fast TIL, an Adoptive Cellular Therapeutic (ACT), to fight cancer that has spread to the pleura or pleural mesothelioma. The ACT product is created at AHN West Penn using the participant's pleural infiltrating T-cells (PIT). It is administered through a pleural catheter along with the drug Interleukin-2 (IL-2). Based on previous research it is believed that it may help fight the tumor and relieve symptoms. As a participant, their pleural fluid will be collected and the PIT cells will be isolated and expanded in the lab to create the ACT product. Before receiving the ACT product through their pleural catheter, they will undergo outpatient lymphodepleting chemotherapy. LDC is a standard procedure for many approved immunotherapy treatments Following the infusion, they'll receive IL-2 through the catheter for two days to stimulate the expanded PIT cells. The active treatment phase lasts about three weeks, with follow-up visits over five years at AHN West Penn Hospital, potentially requiring a hospital stay of up to six days. Blood samples will be taken to monitor their response. As this is a first-in-human study, treatment carries an unknown risk up to and including death from toxicity. However, the risks of similar immunotherapy treatments are well documented.
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