Orca-T for Acute Myeloid Leukemia or Myelodysplastic Syndrome

This study is looking at a treatment called Orca-T for adults with acute myeloid leukemia (AML) or myelodysplastic syndromes (MDS). Orca-T is a special type of cell therapy made from a donor's blood that helps your body fight cancer. You might be able to join if you are at least 18 years old and have AML or MDS that is in remission (meaning the cancer is not active). The study aims to see how safe and effective Orca-T is when given after a less intense type of transplant preparation (reduced intensity or non-myeloablative conditioning). Researchers will measure success by looking at how well patients stay free of both graft-versus-host disease (a common transplant complication) and cancer relapse, and how quickly new blood cells grow. This study is currently unclear about its recruitment status and plans to enroll 80 participants.

Study design
This is a multicenter, open-label Phase 2 study. It is designed to evaluate Orca-T in adults with acute myeloid leukemia or myelodysplastic syndrome who are receiving reduced intensity or non-myeloablative allogeneic hematopoietic cell transplantation.
What's involved
Not specified in the trial record.
Compensation
Not stated in the trial record.
Follow-up
Researchers will follow participants for GVHD-free and relapse-free survival for 365 days after transplantation. They will also track neutrophil engraftment (when new white blood cells start growing) for 28 days after transplantation.

AI-generated from the public study record. Only the study team can confirm whether you're eligible — confirm details with them before making decisions.

NCT07216443

Trial of Orca-T Following Reduced Intensity or Nonmyeloablative Conditioning in Patients With Acute Myeloid Leukemia or Myelodysplastic Syndrome

Recruiting
PHASE2Ages 18+InterventionalTreatment
Orca Biosystems, Inc.
~80 participants
Updated 2026-07-07 on ClinicalTrials.gov
What's tested:Orca-T

At a glance

Recruiting sites
6 of 6 listed sites are recruiting right now
RecruitingSuspended, closed, or not yet open
What they're measuring
RIC Cohort: GVHD-free and relapse-free survival (GRFS)
Measured over Day 0 through day +365 after transplantation
+2 more outcomes measured
Leukemia, Myeloid, Acute
Myelodysplastic Syndromes
Mixed Phenotype Acute Leukemia
6 sites across 6 states
California1
Florida1
New Jersey1
New York1
Oregon1
Tennessee1

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  • RIC Cohort: GVHD-free and relapse-free survival (GRFS)Day 0 through day +365 after transplantation

    GRFS is defined as the time from the date of transplantation to the date of death from any cause, relapse, the first onset of grade 3 or 4 acute GVHD (graded per MAGIC criteria), or the first onset of moderate or severe chronic GVHD (graded per NIH consensus criteria), whichever is earliest.

  • NMA Cohort: Incidence of neutrophil engraftmentDay 0 through day +28 after transplantation

    Incidence of neutrophil engraftment is defined as achieving an ANC ≥500/mm3 for 3 consecutive days by day +28. The first of the 3 days will be designated the day of engraftment. If the ANC never drops below 500/mm3, day +1 will be designated the day of engraftment.

  • NMA Cohort: Time to neutrophil engraftmentDay 0 through day +28 after transplantation

    The first of the 3 days will be designated the day of engraftment. If the ANC never drops below 500/mm3, day +1 will be designated the day of engraftment.