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Clinical study of anti-CD19/CD20/CD22 CAR-T Cells+ X in the Treatment of Relapsed/Refractory B cell malignancies

Clinical study of anti-CD19/CD20/CD22 CAR-T Cells+ X in the Treatment of Relapsed/Refractory B cell malignancies

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100049709
Enrollment
Unknown
Registered
2021-08-08
Start date
2021-08-05
Completion date
Unknown
Last updated
2022-04-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

B cell malignancies

Interventions

Sponsors

The Affiliated Hospital of Xuzhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. The patient or his legal guardian voluntarily participates and signs the informed consent; 2. Male or female patients aged 18 to 70 years old (including 18 and 70 years old); 3. Diagnosed as CD19/CD20/CD22+ B-cell tumor by pathological and histological examination, and there is currently no effective treatment, such as chemotherapy or recurrence after hematopoietic stem cell transplantation; or the patient voluntarily chooses to infuse anti-CD19/CD20/CD22 CAR-T cells as rescue therapy. 4. B cell tumors include the following 3 categories: (1) B-cell acute lymphoblastic leukemia (B-ALL); (2) Aggressive B-cell lymphoma (DLBCL, BL, MCL); (3) Indolent B-cell lymphoma (CLL, FL, MZL, LPL, HCL); 5. Indications: (1) There are still residual lesions after the main treatment, and are not suitable for HSCT (auto/allo-HSCT); (2) Relapse occurs after CR and is not suitable for HSCT (auto/allo-HSCT); (3) Patients with high risk factors; (4) Relapse or no remission of the disease after hematopoietic stem cell transplantation or cellular immunotherapy. 6. Has measurable or evaluable lesions; 7. The patient's main tissues and organs function well: (1) Liver function: ALT/AST =95%; (4) Cardiac function: left ventricular ejection fraction (LVEF) >= 40%. 8. The patient has not received any anti-cancer treatment such as chemotherapy, radiotherapy, immunotherapy (such as immunosuppressive drugs) within 4 weeks before enrollment, and the toxicity related to previous treatment has recovered to =3 months.

Exclusion criteria

Exclusion criteria: 1. Pregnant or lactating women, or women who have pregnancy plans within half a year; 2. Patients with infectious diseases (such as HIV, active tuberculosis, etc.); 3. Patients with active hepatitis B or C infection; 4. Feasibility evaluation and screening showed that the target lymphocyte transfection was less than 10% or the amplification was less than 5 times under the stimulation of CD3 / CD28; 5. The patients with abnormal vital signs and unable to cooperate with the examination; 6. Patients with mental or psychological diseases who can not cooperate with treatment and efficacy evaluation; 7. Patients with high allergic constitution or severe allergic history, especially those allergic to IL-2; 8. Patients who need anti infection treatment for systemic infection or local severe infection; 9. Patients with serious autoimmune diseases; 10. The doctor thinks there are patients who cannot be included in the treatment for other reasons.

Design outcomes

Primary

MeasureTime frame
overall response rate;

Secondary

MeasureTime frame
safety;Progression Free Survival;overall survival;

Countries

China

Contacts

Public ContactXu Kailin

The Affiliated Hospital of Xuzhou Medical University

lihmd@163.com+86 516 85806982

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026