Clinical trial Recruiting at 7 sites Observational Ages Any age to 30

Evaluating the delayed effects of CAR T cell therapy in children

Official title: Prospective Evaluation Of Delayed Effects Of Pediatric Car T Cell Therapy (PROSPER)

Run by St. Jude Children's Research Hospital · NCT06579469 · Data updated 2026-11-12

This study looks at the short-term and long-term side effects of CAR T cell therapy in children with certain types of cancer to see how it affects them over time.

More B-ALL trials

Quick facts

Study typeObservational
AgesAny age to 30 Years
SexAll
Enrollment100 (estimated)
SponsorSt. Jude Children's Research Hospital
Academic / other
Drugs / interventionsCAR T, CAR-T
Locations7 sites (Los Angeles, California and 6 other locations)
StatusRecruiting
StartedJanuary 20, 2026
Main results expectedJanuary 2029
Study endsDecember 2031
Registry record updatedNovember 4, 2026
Trial IDNCT06579469 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are pediatric patients aged 30 years or younger who have received their first CAR T cell infusion within the last 1-3 months.

Probably not a fit

Patients with active malignancies other than the one being treated or those planning additional therapies may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to assess the short-term and long-term side effects of CAR T cell therapy in pediatric patients. Researchers will monitor the incidence and severity of bone marrow dysfunction, infections, and neurotoxicity at various intervals following treatment. Data will be collected at 3 months, 6 months, 1 year, and 2 years post-infusion, allowing for a comprehensive understanding of the therapy's delayed effects. The study focuses on patients with B-ALL, hematologic malignancies, and solid tumors.

Why it matters

Potential benefit: If successful, this study could provide critical insights into the safety and long-term effects of CAR T cell therapy, improving patient management and outcomes.

How similar studies have gone: While there have been studies on CAR T cell therapy, this specific focus on delayed effects in pediatric populations is relatively novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Participants must have received an initial systemically-administered CAR T cell infusion for an oncologic diagnosis within the last 1-3 months (+/- 14 days).

  * Initial infusion is defined as the first administration of a CAR T cell product the participant has not previously received OR receipt of a CAR T cell product previously received after an interval allogeneic HSCT.
* Age ≤ 30 years at CAR T cell infusion.

Exclusion Criteria:

* Active malignancy other than the disease under study.
* Planned consolidative HSCT within 3 months post CAR T cell infusion.
* Received or planned additional disease directed therapy post CAR T cell infusion.
* Inability or unwillingness of research participant or legal guardian/representative to give written informed consent.

Where it's running

  • Children's Hospital Los Angeles
    Los Angeles, California, United States
    Recruiting
  • Childrens Hospital of Colorado
    Aurora, Colorado, United States
    Recruiting
  • Children's Hospital of Philadelphia
    Philadelphia, Pennsylvania, United States
    Recruiting
  • St. Jude Children's Research Hospital
    Memphis, Tennessee, United States
    Recruiting
  • Primary Children's Hospital
    Salt Lake City, Utah, United States
    Recruiting
  • Seattle Childrens Hospital
    Seattle, Washington, United States
    Recruiting
Show 1 more location
  • Children's Hospital of Wisconsin.
    Milwaukee, Wisconsin, United States
    Recruiting

Study contacts

  • Principal investigator: Rebecca Epperly, MD — St. Jude Children's Research Hospital
  • Study coordinator: Rebecca Epperly, MD
  • Email: referralinfo@stjude.org
  • Phone: 888-226-4343

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.