Intraventricular CARv3-TEAM-E T Cells in Recurrent Glioblastoma.
Bryan D Choi, Elizabeth R Gerstner, Matthew J Frigault...
https://pubmed.ncbi.nlm.nih.gov/38477966/Actively Recruiting
Led by Marcela V. Maus, M.D.,Ph.D. · Updated on 2026-07-14
21
Participants Needed
1
Research Sites
52 weeks
Total Duration
Researchers are studying CARv3-TEAM-E T Cells as a treatment for participants with recurrent or newly diagnosed glioblastoma, a type of brain cancer. This Phase 1 study aims to find the best dose and to evaluate the safety of this treatment, which uses a persons own genetically modified immune cells to target cancer cells. This is the first time CARv3-TEAM-E T Cells will be given to humans, and the study is funded by an internal grant program. Participants will undergo a process where their immune cells are collected and genetically altered to create CARv3-TEAM-E T Cells. Before receiving the cells, participants will have lymphodepletion chemotherapy and a dose of rituximab. The modified cells will then be infused through an Ommaya reservoir, a device implanted to deliver treatment directly to the brain. Participants may receive one infusion initially and, if they benefit and have enough product available, they can receive up to five additional doses. The study includes a safety run-in phase and specific groups based on glioblastoma type and mutation status. Throughout the study, participants will have screenings, treatment, and follow-up visits for up to two years after therapy to monitor safety and response. These visits include blood tests, echocardiograms, and imaging scans of tumors. Researchers will track side effects, dose-limiting toxicities, and treatment responses using MRI and other assessments. Long-term monitoring may continue for up to 15 years to evaluate the lasting effects and safety of the treatment.
CONDITIONS
CARv3-TEAM-E T Cells in Glioblastoma
W
William Curry, MD
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Marcela V. Maus, M.D.,Ph.D.
Lead Sponsor
This table compares participation in this trial with other options available for this condition. The information is drawn from published research and the trial’s study details and is provided for educational purposes only.
| Factors | CARv3‑TEAM‑E T cells | Standard treatment outside trial |
|---|---|---|
| What it is | Autologous CARv3‑TEAM‑E T cells engineered to target EGFRvIII and wild‑type EGFR delivered via Ommaya reservoir in patients with glioblastoma | Re‑resection, radiation, systemic chemotherapy (e.g., lomustine or bevacizumab), or best supportive care as used in recurrent glioblastoma management |
| Role in trial | Experimental arms evaluating safety and dose in different eligibility subsets (recurrent EGFRvIII‑positive, newly diagnosed EGFRvIII‑positive, recurrent EGFRvIII‑negative) | Represents treatments not tested in this trial but commonly offered to eligible patients outside the study |
| Primary use | To test the safety, tolerability and determine recommended dose of CARv3‑TEAM‑E T cell therapy | To manage recurrent GBM through cytoreduction, tumor growth control, or symptom palliation |
| How it is given or performed | Single intraventricular infusion through Ommaya reservoir of patient‑derived modified T cells | Surgical resection, external‑beam radiation, oral or IV chemotherapy, or supportive measures |
| Evidence status | Early safety data in three patients showed rapid tumor regression in two cases, but responses were transient | No established effective therapies for recurrent GBM; options have limited survival benefit and no consensus standard |
| Important risks | No dose‑limiting toxicities were observed in the first three patients; some grade 3 adverse events (e.g., encephalopathy, fatigue) occurred | Chemotherapy and radiation carry risks of cytopenias, neurological effects, and limited tolerability in this population |
| Important limitations | Data are limited to very early phase with only three patients and transient responses; durability and broader safety are unknown | Current treatments offer marginal survival benefit and no consensus approach exists for recurrent GBM |
Disclaimer: This comparison is created with the help of artificial intelligence(AI) and may contain errors or missing information. It is not medical advice and does not mean one option is better or safer than another. Clinical trials are still being studied, and joining a trial is your choice. Please consult your healthcare professional before making any decisions.
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Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
Duration - Up to 2 years
Participants undergo collection of their immune cells, receive lymphodepletion chemotherapy and rituximab, then are infused with CARv3-TEAM-E T Cells via an Ommaya reservoir. They may receive up to six doses if eligible and benefiting.
Multiple visits including leukapheresis, infusion, and chemotherapy administration
Duration - Up to 2 years post-treatment
Participants are monitored through blood tests, echocardiograms, and MRI scans to assess safety and treatment response for up to 2 years after treatment.
Regular follow-up visits
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NON_RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
4
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Bryan D Choi, Elizabeth R Gerstner, Matthew J Frigault...
https://pubmed.ncbi.nlm.nih.gov/38477966/Marcela V. Maus, M.D.,Ph.D.
Lead Sponsor