Actively Recruiting

Phase 1
Phase 2
Age: 10Years - 80Years
All Genders
ID07319676

Antigen Targeted T Cell Therapy for Relapsed/Refractory B Cell Lymphomas

Led by National University Hospital, Singapore · Updated on 2026-04-09

30

Participants Needed

1

Research Sites

626 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are evaluating a new T cell therapy for patients with high risk or relapsed/refractory B cell lymphoma, a type of blood cancer. This phase 1 and 2 trial aims to determine the recommended dose and assess the safety and effectiveness of CAR T-cells targeting CD19 and sometimes CD22 antigens on lymphoma cells. The study also explores how adding Epo-R to the CAR T-cells may help the cells survive and expand better in patients previously treated with chemotherapy. The study includes several parts: screening, cell collection and preparation, lymphodepletion before infusion, and the CAR T-cell infusion itself. Patients undergo leukapheresis to collect T cells, which are modified and expanded in the lab based on their tumor's antigen profile. The first 3-6 patients will participate in a safety run-in to determine the best dose, followed by a phase 2 portion where 20 patients receive the treatment at the recommended dose. Monitoring includes frequent blood tests and PET-CT scans to evaluate response. Participants will be closely followed through scheduled visits on days 0, 7, 14, 21, 28, then monthly up to 6 months, and yearly thereafter for up to 15 years. Assessments include imaging to check disease status and blood tests to measure CAR T-cell levels. Safety monitoring focuses on potential side effects like cytokine release syndrome and neurological symptoms. Long-term follow-up helps understand the treatment's lasting effects and patient outcomes.

CONDITIONS

Brief Title

Antigen Targeted T Cell Therapy for Relapsed/Refractory B Cell Lymphomas

Who Can Participate

Age: 10Years - 80Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Age 10 to 80 years at screening
  • Measurable disease on PET-CT scan by Lugano classification (Deauville score 64)
  • Tissue biopsy of any tumor site with flow cytometry study of CD19 and CD22 expression
  • Relapsed B-cell lymphoma after one line of systemic therapy or autologous bone marrow transplant, including DLBCL, PMBCL, HGBCL, DLBCL from indolent lymphoma, Burkitt's lymphoma/leukemia, Mantle cell lymphoma
  • High risk B-cell lymphoma defined by high-risk genetics, IPI score 63, Richter's transformation, or disease refractory to treatment
  • Peripheral blood mononuclear cell product available
  • Karnofsky or Lansky score above 70, or ECOG 0-2
  • Expected survival more than 3 months to allow CAR T-cell manufacture and release
Not Eligible

You will not qualify if you...

  • Pregnant or lactating women or positive pregnancy test
  • Refusal to use birth control methods if sexually active and able to conceive
  • Genetic syndromes linked to bone marrow failure except Down syndrome
  • Active hepatitis B or C within 3 months before screening
  • Active HIV infection within 3 months before screening
  • Grade 2 to 4 graft-versus-host disease
  • Received investigational drug within 1 month before screening
  • Sum of CD19 and CD22 antigen expression less than 95%, unless rescreened
  • Uncontrolled seizures, status epilepticus, or decreased consciousness
  • Foreign patients unable to stay in Singapore for at least 3 months post-infusion and long-term monitoring
  • Prior treatment with any CAR T-cell therapy, approved or investigational

AI-Screening

AI-Powered Screening

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Treatment

Duration - Single infusion with follow-up assessments up to 6 months

Participants receive infusion of autologous CAR T-cells targeting CD19 with or without CD22 to treat their B cell lymphoma. The CAR T-cells are manufactured from the participant’s own T cells collected before infusion.

Visits on Day 0, Day 5, Day 7, Day 14, Day 21, and monthly up to 6 months

Follow-up

Duration - Up to 2 years

Participants are monitored for safety, disease response, and CAR T-cell levels in blood up to 2 years after infusion.

Visits at 1 month, 3 months, 6 months, 1 year, and 2 years post-infusion

Trial Site Locations

Total: 1 location

1

National University Hospital

Singapore, Singapore, Singapore, 119228

Actively Recruiting

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Research Team

M

Michelle Poon

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SEQUENTIAL

Primary Purpose

TREATMENT

Number of Arms

1

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Published Research Related To This Trial

ASTCT Consensus Grading for Cytokine Release Syndrome and Neurologic Toxicity Associated with Immune Effector Cells.

Daniel W Lee, Bianca D Santomasso, Frederick L Locke...

https://pubmed.ncbi.nlm.nih.gov/30592986

Salvage regimens with autologous transplantation for relapsed large B-cell lymphoma in the rituximab era.

Christian Gisselbrecht, Bertram Glass, Nicolas Mounier...

https://pubmed.ncbi.nlm.nih.gov/20660832

Crump M, Neelapu SS, Farooq U, et al. Outcomes in refractory diffuse large B-cell lymphoma: results from the international SCHOLAR-1 study. Blood. 2017;130(16):1800-1808.

https://pubmed.ncbi.nlm.nih.gov/29437609

Long-term safety and activity of axicabtagene ciloleucel in refractory large B-cell lymphoma (ZUMA-1): a single-arm, multicentre, phase 1-2 trial.

Frederick L Locke, Armin Ghobadi, Caron A Jacobson...

https://pubmed.ncbi.nlm.nih.gov/30518502

Phase 2 study of the bispecific T-cell engager (BiTE) antibody blinatumomab in relapsed/refractory diffuse large B-cell lymphoma.

Andreas Viardot, Marie-Elisabeth Goebeler, Georg Hess...

https://pubmed.ncbi.nlm.nih.gov/26755709