Clinical trial Recruiting at 1 site Observational Ages 18 and up

Long-term follow-up for patients treated with CAR T cells

Official title: Long-term Follow-up of Subjects Treated With CAR T Cells

Run by Massachusetts General Hospital · NCT05024175 · Data updated 2026-11-12

This study looks at how well CAR T cell therapy works and its long-term safety for patients up to 15 years after their treatment.

More CAR-T trials

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment45 (estimated)
SponsorMassachusetts General Hospital
Academic / other
Drugs / interventionsCAR T
Locations1 site (Boston, Massachusetts)
StatusRecruiting
StartedAugust 7, 2023
Main results expectedAugust 1, 2038
Study endsAugust 1, 2039
Registry record updatedOctober 1, 2026
Trial IDNCT05024175 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults who have previously received CAR T cell therapy in the corresponding main studies.

Probably not a fit

Patients who are unable to comply with study requirements or have not received CAR T cells in the specified main studies will 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 focuses on the long-term safety and efficacy of patients who have received CAR T cell therapy. It involves monitoring subjects for up to 15 years after their last CAR T cell infusion to assess any delayed adverse effects and the durability of their clinical response. Participants will undergo disease assessments, tumor biopsies, and blood tests as part of the follow-up process. The study aims to gather important data that aligns with FDA recommendations for long-term follow-up in gene therapy.

Why it matters

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

How similar studies have gone: Other studies have successfully monitored long-term outcomes of CAR T cell therapy, indicating the importance of such follow-up assessments.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

Subjects will be asked to participate leading up to the last HCC or MGB corresponding main study visit.

Subjects meeting the following criteria are eligible for study participation:

* Provision of voluntary written informed consent by subject
* CAR T cells were administered in HCC IRB or MGB IRB corresponding main study

Exclusion Criteria:

Subjects meeting the following criterion are to be excluded from study participation:

\- Subject unable to comply with study requirements

Where it's running

  • Massachusetts General Hospital
    Boston, Massachusetts, United States
    Recruiting

Study contacts

  • Principal investigator: Matthew J Frigault, MD — Massachusetts General Hospital
  • Study coordinator: Matthew J Frigault, MD
  • Email: mfrigault@mgb.org
  • Phone: 617-643-6175

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.