CD19 CAR-T Cells for Patients With Relapse and Refractory CD19+ B-ALL.

Tianjin Mycure Medical Technology

Status and phase: Unknown; Phase 1

Conditions: B-cell Acute Lymphoblastic Leukemia

Treatments: Biological: CD19 CAR-T cells

Study type: Interventional

Funder types: Industry

Identifiers

NCT03671460

TianjinMycure-LDP-CD19 CAR-T

Details and patient eligibility

About

This is a single center, single arm, open-lable phase 1 study to determine the safety and efficacy of CD19-CAR-T cells in patients with relapsed or refractory acute B-cell lymphoblastic leukemia (R/R B-ALL).

Full description

In this single-center, open-label, nonrandomized, no control, prospective clinical trial, no less than 18 CD19+ B-cell relapsed or refractory acute B-cell lymphoblastic leukemia (R/R B-ALL) patients will be enrolled. Side effects of CD19 CAR T cells therapy will be monitored. The purpose of current study is to determine the clinical efficacy and safety of CD19 CAR T cells therapy in patients with R/R B-ALL.

Enrollment: 18 estimated patients

Sex: All

Ages: 1+ year old

Volunteers: No Healthy Volunteers

Inclusion criteria

1. More than 1 year;
2. CD19 positive B-cell acute lymphoblastic leukemia;
3. Important organ function is satisfied: cardiac ultrasound indicates cardiac ejection fraction ≥50%, no obvious abnormality in ECG; blood oxygen saturation ≥90%; creatinine clearance calculated by Cockcroft-Gault formula ≥40ml/min; ALT and AST≤ 5 times normal range, total bilirubin ≤ 34.2 μmol / L.
4. Expected to survive for more than 3 months;
5. Informed consent is signed by a subject or his lineal relation.

Exclusion criteria

1. Recent or current use of glucocorticoid or other immunosuppressor;
2. Uncontrolled active infection, HIV infection, syphilis serology reaction positive;
3. Has a graft-versus-host response and requires the use of immunosuppressants；
4. Drug uncontrollable central nervous system leukemia；
5. Pregnant or lactating female；
6. The patient did not agree to use effective contraception during the treatment period and for the following 1 year；
7. A history of other malignant tumors;
8. The investigator believes that there are other factors that are not suitable for inclusion or influence the subject's participation or completion of the study.

Trial design

Primary purpose: Treatment

Allocation: N/A

Interventional model: Single Group Assignment

Masking: None (Open label)

---

18 participants in 1 patient group

CD19-CAR-T Cells

Experimental group

Description:

Subjects will receive CD19-CAR-T Cells on Day 0 : 100% of total dose.

Treatment:

Biological: CD19 CAR-T cells