Phase 2 Leukaemia Trial, Recruiting NCT04544592 Sponsor: University of Colorado, Denver Condition: Leukaemia
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Phase 2 Leukaemia Trial, Recruiting

NCT04544592
Recruiting Phase 2

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People who meet the medical requirements for a blood cell collection procedure (called leukapheresis), or who have already had cells collected and stored according to recommended guidelines.
  • People (or their parent, guardian, or legal representative) who are willing and able to sign and date a consent form; children over 7 years old will also be asked for their own agreement to participate where appropriate.
  • People who are willing to take part in a long-term follow-up study after the trial.
  • People who are willing to follow all study procedures and remain available for the full duration of the study.
  • Males, or females who are not currently pregnant or breastfeeding; people who could become pregnant or father a child must agree to use highly effective contraception from the time of the first treatment through to 12 months after the last dose.
  • People aged 31 days to 30 years old (inclusive) at the time of joining the trial.
  • People diagnosed with B-cell Acute Lymphoblastic Leukaemia (ALL) or B-cell Non-Hodgkin Lymphoma (NHL) where testing has confirmed the cancer cells carry a marker called CD19.

For the first group (Cohort One), people must also meet at least one of the following:

  • The cancer has come back two or more times.
  • The cancer came back at any point after a bone marrow transplant.
  • The cancer has not responded to standard treatments, as determined by the treating doctor.
  • The person meets the medical criteria for a bone marrow transplant but has been assessed by their treating doctor as unable to have one, or the person and/or their family have chosen not to pursue a bone marrow transplant and would prefer CAR-T cell therapy.
  • For Non-Hodgkin Lymphoma specifically, the diagnosis must be one of the following types: Diffuse large B-cell lymphoma (DLBCL), Burkitt Lymphoma, intermediate lymphoma between Burkitt and DLBCL, Primary Mediastinal B-cell Lymphoma, Follicular lymphoma, High grade B-cell lymphoma, or Transformed lymphoma.

For the second group (Cohort Two), people must meet one of the following:

  • B-cell ALL that has come back for the first time, and at the time of original diagnosis the cancer had certain high-risk genetic features (such as specific gene changes or mutations — confirm details with the trial site).
  • B-cell ALL that has come back only in the fluid and tissues around the brain and spine, where standard treatment would normally include radiation to the head.
  • B-cell ALL that has come back for the first time in a person who has Down syndrome.
  • B-cell ALL that has come back for the first time, and after re-induction chemotherapy, a very sensitive test still detects a small number of leukaemia cells in the bone marrow above a certain level (confirm specifics with trial site).
  • B-cell ALL that has come back for the first time in a person aged 18 years or older.
  • Newly diagnosed B-cell ALL where, after a phase of treatment called consolidation, a sensitive test still finds leukaemia cells in the bone marrow above a certain threshold.
  • A functional ability score (measured by standard medical scales) of 50% or better, meaning the person is able to manage at least some daily activities.
  • People for whom commercially available CD19 CAR-T therapy is not an option, or who have chosen not to receive it.

Who may not be able to join:

  • People whose cancer is progressing very rapidly and who do not have adequate treatment to stabilise it beforehand, as assessed by the study investigator.
  • People who currently have active Graft-versus-Host Disease (a complication that can occur after a bone marrow transplant, where donor cells attack the body).
  • People with a serious, uncontrolled, life-threatening infection that the treating doctor believes would make the cell collection procedure, pre-treatment chemotherapy, cell infusion, or potential side effects unsafe.
  • People with severe heart problems, including significantly reduced heart pumping function, a medically significant fluid build-up around the heart, or clinically significant abnormal heart rhythm findings.
  • People whose blood oxygen level is 90% or below while breathing normal room air.
  • People with significantly elevated liver enzyme or bilirubin levels in blood tests, unless these are believed to be directly caused by the underlying cancer.
  • People whose kidneys are not filtering blood at an adequate rate, based on testing (confirm specifics with trial site).
  • Females past puberty who are pregnant, planning to become pregnant, or unwilling to use contraception (including abstinence) for the duration of the study.
  • People with a known HIV infection, or a currently active Hepatitis B or Hepatitis C infection.

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 13 July 2026
Phase 2: approximately ~30% of drugs entering this phase reach regulatory approval, based on published industry-wide historical data. This is not specific to this trial.
Phase success rates shown are historical industry-wide averages based on published data. They are not a prediction for this specific trial or your individual situation.

Contact this trial

Principal Investigator: Vanessa Fabrizio, MD, MS, Children's Hospital Colorado

Phone: 720-777-6860

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Phase 2
Registry
ClinicalTrials.gov
Start date
10 March 2021
Est. completion
1 June 2026

Where this trial is recruiting

🇺🇸 United States

Primary endpoints

Determine the safety and tolerability of UCD19 CAR-T infusion in pediatric patients with B-ALL or B-NHL; Determine the preliminary efficacy of UCD19 CAR-T cells in pediatric patients with B-ALL or B-NHL

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 13 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov