Status:

RECRUITING

Off-the-shelf CD123 CAR-NK for R/R AML

Lead Sponsor:

Peking University People's Hospital

Conditions:

Acute Myeloid Leukemia, in Relapse

Acute Myeloid Leukemia Refractory

Eligibility:

All Genders

18+ years

Phase:

EARLY_PHASE1

Brief Summary

This is a single-centre, single-arm, open-label, first-in-human (FIH) study to evaluate the safety, tolerability and preliminary efficacy of universal Off-the-shelf CAR-NK cells targeted CD123 (JD123 ...

Detailed Description

This is a dose-escalation study of CD123-targeted chimeric antigen receptor modified natural killer cells (CAR-NK) derived from a healthy donor. The relapsed/refractory AML patients will receive FC (F...

Eligibility Criteria

Inclusion

  • Inclusion criteria:
  • Age ≥ 18 years old, no gender or race;
  • Expected survival period ≥ 3 months;
  • Eastern Cooperative Oncology Group (ECOG) performance status score of 0 to 2;
  • The diagnosis of AML with bone marrow biopsy, immunohistochemistry or Flow cytometry definitively positive for CD123 and met the following criteria:
  • A. Diagnostic criteria for relapsed AML: after complete remission (CR), leukemia cells reappeared in peripheral blood or blast cells in bone marrow ≥ 5% (except for other reasons such as bone marrow regeneration after consolidation chemotherapy) or extramedullary leukemia cell infiltration; B. Diagnostic criteria for refractory AML: naive patients who were ineffective after 2 courses of standard regimens; patients relapsed within 12 months who underwent consolidation and intensive therapy after CR; patients relapsed after 12 months but were ineffective after conventional chemotherapy; Patients with two or more relapses; patients with persistent extramedullary leukemia; Patients relapsed after allogeneic hematopoietic stem cell transplantation (allo-HSCT) C. Minimal Residual Disease (MRD) positive only or relapse: Patient is minimal residual disease (MRD) positive, as assessed on bone marrow aspirate (BMA) by Multiparameter Flow Cytometry (MFC) at time of Treatment Eligibility assessment.
  • Adequate organ function:
  • A. Liver function: ALT≤3×ULN, AST≤3×ULN, total bilirubin≤2×ULN; B. Coagulation function: international normalized ratio (INR) or activated partial thromboplastin time (APTT) ≤ 1.5×ULN; C. Renal function: serum creatinine≤1.5×ULN or creatinine clearance rate ≥30mL/min; D. Cardiac function: Left ventricular ejection fraction (LVEF) ≥ 50%; 6. Women of child-bearing potential and all male participants must use effective methods of contraception for at least 12 months after infusion.; 7. Informed Consent/Assent: All subjects must have the ability to understand and the willingness to sign a written informed consent.
  • Exclusion Criteria:
  • Active Central nervous system leukemia;
  • Known contraindication to the protocol defined lymphodepleting chemotherapy regimen of fludarabine/cyclophosphamide;
  • Systemic use of hormones within 4 weeks prior to enrollment (except for patients with inhaled corticosteroids);
  • Any active infection requiring systemic therapy by intravenous infusion within 14 days prior to the first dose of study drug, including: HBV, HCV, HIV, syphilis infection, or active pulmonary tuberculosis.
  • History of hypersensitivity reactions to murine protein-containing products, or macromolecular biopharmaceuticals such as antibodies or cytokines;
  • Patients cannot guarantee effective contraception (condom or contraceptives, etc.) within 1 years after enrollment;
  • Women who are pregnant (urine/blood pregnancy test positive) or lactating;
  • Suffering from a serious autoimmune disease or immunodeficiency disease; 9 Suffering from mental illness;
  • 10\. Known alcohol dependence or drug dependence; 11. According to the investigator's judgment, the patient has other unsuitable grouping conditions.
  • \-

Exclusion

    Key Trial Info

    Start Date :

    December 30 2023

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ESTIMATED

    End Date :

    December 30 2025

    Estimated Enrollment :

    12 Patients enrolled

    Trial Details

    Trial ID

    NCT06201247

    Start Date

    December 30 2023

    End Date

    December 30 2025

    Last Update

    March 11 2025

    Active Locations (1)

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    Page 1 of 1 (1 locations)

    1

    Peking University People's Hospital

    Beijing, Beijing Municipality, China, 100044