IL3 CAR-T Cell Therapy for Patients With CD123 Positive Relapsed and/or Refractory Acute Myeloid Leukemia

• Status: Not yet recruiting
• Trial end date: 2026-11-15
• Target enrollment: 0
• Participant gender: All

Summary

A Study of IL3 CAR-T Cell Therapy for Patients With CD123 Positive Relapsed and/or Refractory Acute Myeloid Leukemia.

• Phase: Early Phase 1
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Zhejiang University
• Collaborator: Yake Biotechnology Ltd.

Criteria

Inclusion Criteria:

1. Histologically confirmed diagnosis of CD123+ AML per the US National Comprehensive Cancer Network (NCCN) Clinical Practice Guidelines for Acute Myeloid Leukemia (2016.v1);

2. Relapsed or refractory CD123+ AML (meeting one of the following conditions):

1. CR not achieved after standardized chemotherapy;

2. CR achieved following the first induction, but CR duration is less than 12 months;

3. Ineffectively after first or multiple remedial treatments;

4. 2 or more relapses;

3. The number of primordial cells in bone marrow is > 5% (by morphology), and/or > 0.01% (by flowcytometry);

4. Total bilirubin ≤ 51 umol/L, ALT and AST ≤ 3 times of upper limit ofnormal, creatinine ≤ 176.8 umol/L;

5. Echocardiogram shows left ventricular ejection fraction (LVEF) ≥50%;

6. No active infection in the lungs, blood oxygen saturation in indoorair is ≥ 92%;

7. Estimated survival time ≥ 3 months;

8. ECOG performance status 0 to 2;

9. Patients or their legal guardians volunteer to participate in the studyand sign the informed consent.

Exclusion Criteria:

Subjects with any of the following exclusion criteria were not eligible for this trial:

1. History of craniocerebral trauma, conscious disturbance,epilepsy,cerebrovascular ischemia, and cerebrovascular, hemorrhagicdiseases;

2. Electrocardiogram shows prolonged QT interval, severe heart diseasessuch as severe arrhythmia in the past;

3. Pregnant (or lactating) women;

4. Patients with severe active infections (excluding simple urinarytractinfectionand bacterial pharyngitis);

5. Active infection of hepatitis B virus or hepatitis C virus;

6. Concurrent therapy with systemic steroids within 2 weeks prior toscreening, except for the patients recently or currently receiving in haledsteroids;

7. Previously treated with any CAR-T cell product or other genetically-modified T cell therapies;

8. Creatinine>2.5mg/dl, or ALT / AST > 3 times of normal amounts, or bilirubin>2.0 mg/dl;

9. Other uncontrolled diseases that were not suitable for this trial;

10. Patients with HIV infection;

11. Any situations that the investigator believes may increase the risk ofpatients or interfere with the results of study.