AML Therapy With Irradiated Allogeneic Cells

August 20, 2021 updated by: Roger Strair, MD, PhD, Rutgers, The State University of New Jersey
This pilot clinical trial studies if cells donated by a close genetic relative can help maintain acute myeloid leukemia (AML) complete remission (CR). Eligible patients will receive a standard induction chemotherapy. If a complete remission results they will receive irradiated allogeneic cells from a HLA haploidentical relative. Only patients who obtain a CR after the standard induction chemotherapy are eligible for the experimental therapy (irradiated haploidentical cells).

Study Overview

Detailed Description

PRIMARY OBJECTIVES:

I. Toxicity of haploidentical allogeneic cellular therapy in patients in complete remission (CR) (or CR with incomplete platelet recovery [CRp]) after induction chemotherapy with fludarabine (fludarabine phosphate)-cytarabine.

II. Efficacy of haploidentical allogeneic cellular therapy in patients in CR (or CRp) after induction chemotherapy with fludarabine-cytarabine (remission rates at 6, 12, 18, 24 months).

SECONDARY OBJECTIVES:

I. Immunologic parameters before and after haploidentical therapy: host anti-leukemia T cells; host regulatory T cells.

OUTLINE:

INDUCTION CHEMOTHERAPY: Patients receive fludarabine phosphate intravenously (IV) over 1 hour once daily (QD) for 5 days and cytarabine IV over 4 hours for 5 days. Treatment may continue for 1 or 2 courses at the discretion of the treating physician.

ALLOGENEIC CELLULAR THERAPY: Patients undergo irradiated donor lymphocyte infusion (DLI) of 3 x 10^8 cluster of differentiation (CD)3+ cells/kg at 8 weeks. Patients with stable disease may repeat irradiated DLI every 8-12 weeks in the absence of disease progression or unacceptable toxicity.

After completion of study treatment, patients are followed up periodically for up to 2 years.

Study Type

Interventional

Enrollment (Actual)

6

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • New Jersey
      • New Brunswick, New Jersey, United States, 08903
        • Rutgers Cancer Institute of New Jersey

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Histologically proven non-M3 AML:

    • Refractory/relapsed AML OR
    • Initial diagnosis of AML in patient >= 60 years old
  • Total bilirubin =< 1.5 times upper limit of normal (ULN) institutional limits (unless Gilbert's disease)
  • Aspartate aminotransferase (AST) (serum glutamic oxaloacetic transaminase [SGOT])/alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 2.5 X institutional ULN
  • Cardiac left ventricular ejection fraction (LVEF) >= 35%
  • Serum creatinine =< 1.5 mg/dl
  • Any organ dysfunction thought to be secondary to disease will be considered separately and the patient will be included at the investigators discretion
  • Patients must give informed consent
  • Eastern Cooperative Oncology Group (ECOG) performance status =< 3
  • Must have a potential haploidentical donor (parent, sibling, child)
  • A patient is eligible for second enrollment (allo-cellular therapy) if all of the following inclusion criteria are met:
  • Patient must have documented CR or CRp after 1 or 2 cycles of fludarabine + cytarabine
  • Patient must not be a candidate for an allo-hematopoietic stem cell transplant (HSCT)
  • Patient must have a partially (>= 3/6 class I antigen) human leukocyte antigen (HLA)-matched (by serology or low resolution deoxyribonucleic acid [DNA] testing) relative able to serve as a donor
  • Patients must not have active uncontrolled infections, other medical or psychological/social conditions that might increase the likelihood of patient adverse effects or poor outcomes
  • Total bilirubin < 1.5 times upper limit of normal (ULN) institutional limits (unless Gilbert's disease)
  • AST(SGOT)/ALT(SGPT) =< 2.5 X institutional ULN
  • Serum creatinine < 2.0 mg/dl
  • ECOG performance status =< 2
  • DONOR: donor must be related to patient and be partially (>= 3/6 antigen) HLA-matched
  • DONOR: donor must meet all New Brunswick Affiliated Hospitals (NBAH) requirements for hematopoietic stem cell donation, including:
  • DONOR: age >= 18 years old
  • DONOR: white blood cells (WBC) 4.0-10.0 x 10^3/mm^3
  • DONOR: platelet count 150,000 to 440,000/mm^3
  • DONOR: hemoglobin/hematocrit; 12.5-18 g/dl, 38 to 54%
  • DONOR: not pregnant or lactating
  • DONOR: not human immunodeficiency virus (HIV)-1, HIV-2, hepatitis C virus (HCV), hepatitis B core or human T-lymphotropic virus (HTLV)-I/II seropositive; hepatitis B surface antigen (HB S ag) (-); meet other infectious disease screening criteria utilized by NBAH Blood Center
  • DONOR: no uncontrolled infections, other medical or psychological/social conditions, or medications that might increase the likelihood of patient or donor adverse effects or poor outcomes
  • DONOR: meet other blood bank criteria for blood product donation (as determined by NBAH Blood Center screening history and laboratory studies)

Exclusion Criteria:

  • History of current or prior medical problems that the investigator feels will prevent administration of therapy or assessment of response due to excess toxicity
  • Patients with known active central nervous system (CNS) leukemia will be excluded from this clinical study
  • Known HIV-positive patients are excluded from the study
  • Patients may not be pregnant or breast feeding

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Standard chemotherapy followed by allogenic therapy
INDUCTION CHEMOTHERAPY: Patients receive standard induction chemotherapy with fludarabine phosphate IV over 1 hour QD for 5 days and cytarabine IV over 4 hours for 5 days. G-CSF 5 mcg/kg will be started at day14 if day14 bone marrow does not have >5% leukemic blasts. Treatment may continue for 1 or 2 courses at the discretion of the treating physician. If the patient enters a complete remission they are eligible for ALLOGENEIC CELLULAR THERAPY: Patients eligible for the experimental therapy undergo irradiated Donor Lymphocyte Infusion (DLI) of 3 x 10^8 CD3+ cells/kg at 8 weeks. Patients with stable disease may repeat irradiated DLI every 8-12 weeks in the absence of disease progression or unacceptable toxicity.
Correlative studies
Given IV
Other Names:
  • 2-F-ara-AMP
  • Beneflur
  • Fludara
Given IV
Other Names:
  • Cytosar-U
  • cytosine arabinoside
  • ARA-C
  • arabinofuranosylcytosine
  • arabinosylcytosine
Undergo infusion of donor lymphocytes
Given IV
Other Names:
  • Filgrastim
  • Neupogen®

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Adverse Events Related to Experimental Therapy
Time Frame: Up to 2 years

Patients will be observed for incidence of adverse events related to experimental therapy, graded according to the National Cancer Institute Common Terminology Criteria for Adverse Events version 4.0.

Of the 6 patients enrolled, all were ineligible to enter the experimental treatment phase of the study because of failure to reach complete remission. None of the enrolled patients received experimental therapy (allogeneic donor lymphocyte therapy). The one death occurred while receiving standard therapy prior to eligibility for experimental allogeneic therapy. The remained of patients were ineligible for experimental therapy because they did not obtain a complete remission after standard induction chemotherapy.

Up to 2 years
Response Rate, Determined by Allogeneic Cell Therapy-related Mortality
Time Frame: Up to 2 years
Patients' response rate will be determined by allogeneic cell therapy-related mortality. Of the 6 patients enrolled, all were ineligible to enter the experimental treatment phase of the study for failure to reach complete remission. Hence no outcomes are available.
Up to 2 years
Response Rate, Determined by Duration of Complete Remission
Time Frame: Up to 2 years
Patients will be scored as being in continuous remission at 2 years or having relapsed sooner. Of the 6 patients enrolled, all were ineligible to enter the treatment phase of the study for failure to reach complete remission for allogenic treatment.
Up to 2 years

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Progression Free Survival Probability for CR
Time Frame: At 2 years
Calculated using Kaplan-Meier estimation method. Corresponding 95% confidence interval will be provided. Of the 6 patients enrolled, all were ineligible to enter the experimental treatment phase of the study for failure to reach complete remission. Hence no outcomes are available.
At 2 years

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

February 1, 2014

Primary Completion (Actual)

December 16, 2015

Study Completion (Actual)

December 16, 2015

Study Registration Dates

First Submitted

April 2, 2014

First Submitted That Met QC Criteria

April 2, 2014

First Posted (Estimate)

April 7, 2014

Study Record Updates

Last Update Posted (Actual)

August 24, 2021

Last Update Submitted That Met QC Criteria

August 20, 2021

Last Verified

August 1, 2021

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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