NK cell therapy for relapsed or refractory AML

Clinical Study on the Safety and Efficacy of QN-030a in Acute Myeloid Leukemia

PHASE1 · Zhejiang University · NCT05665114

This study is testing a new NK cell therapy combined with chemotherapy to see if it can help people with relapsed or refractory Acute Myeloid Leukemia feel better.

Quick facts

PhasePHASE1
Study typeInterventional
Enrollment18 (estimated)
Ages18 Years and up
SexAll
SponsorZhejiang University (other)
Locations1 site (Hangzhou, Zhejiang)
Trial IDNCT05665114 on ClinicalTrials.gov

What this trial studies

This open-label Phase I study evaluates the safety, tolerability, and preliminary efficacy of QN-030a, an allogeneic NK cell therapy, in patients with relapsed or refractory Acute Myeloid Leukemia (AML). The study will utilize a '3+3' enrollment schema during the dose escalation stage, aiming to enroll up to 18 patients. Participants will receive QN-030a along with other chemotherapy agents including Cyclophosphamide, Fludarabine, Cytarabine, and VP-16.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 and older with a diagnosis of relapsed or refractory AML and an ECOG performance status of 1 or lower.

Not a fit: Patients with acute promyelocytic leukemia, central nervous system leukemia, or significant active infections may not benefit from this study.

Why it matters

Potential benefit: If successful, this therapy could provide a new treatment option for patients with difficult-to-treat relapsed or refractory AML.

How similar studies have performed: Other studies utilizing NK cell therapies have shown promising results, indicating potential for success in this novel approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Key Inclusion Criteria:

* Provision of signed and dated informed consent form (ICF)
* ≥18 years old
* Diagnosis of r/r AML
* Eastern Cooperative Oncology Group (ECOG) performance status ≤1
* Adequate organ function as defined in the protocol
* Donor specific antibody (DSA) to QN-030a: MFI \<= 2000

Key Exclusion Criteria:

* Allergic to drug used in this study
* Accept other anti-tumor drugs/therapies within certain time of day 0 (first QN-030a dose infusion), time window and drug defined in the protocol.
* received systemic immunosuppressive therapy within 7 days of day 0, or likely to require systemic immunosuppressive therapy
* Acute Promyelocytic Leukemia (APL)
* Central nervous system Leukemia.
* Uncontrolled, active clinically significant infection
* Clinically significant cardiovascular disease as defined in the protocol
* Known HIV infection, active Hepatitis B (HBV) or Hepatitis C (HCV) infection
* History of central nervous system (CNS) disease such as stroke, epilepsy.
* Females are pregnant or lactating
* Investigator-assessed presence of any medical or social issues that are likely to interfere with study conduct or may cause increased risk to subject

Where this trial is running

Hangzhou, Zhejiang

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: AML, Adult

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.