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OncoMatch/Clinical Trials/NCT05607420

Study Evaluating UCART20x22 in B-Cell Non-Hodgkin Lymphoma

Is NCT05607420 recruiting? Yes, currently enrolling (May 2026). This Phase 1/2 trial studies multiple treatments including UCART20x22 and CLLS52 for b-cell non-hodgkin lymphoma (b-nhl).

Phase 1/2RecruitingCellectis S.A.NCT05607420Data as of May 2026

Treatment: UCART20x22 · CLLS52First-in-human, open-label, dose-finding and dose-expansion study of UCART20x22 administered intravenously in subjects with relapsed or refractory B-Cell Non-Hodgkin Lymphoma (B-NHL). The purpose of this study is to evaluate the safety and clinical activity of UCART20x22 and determine the Maximum Tolerated Dose (MTD) and Recommended Phase 2 Dose (RP2D).

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Extracted eligibility criteria

Cancer type

Non-Hodgkin Lymphoma

Biomarker criteria

Required: CD20 expression

positive for CD20 and/or CD22

Required: CD22 expression

positive for CD20 and/or CD22

Performance status

ECOG 0–1(Restricted strenuous activity)

Prior therapy

Max 4 prior lines
Min 2 prior lines

Must have received: anti-CD20 monoclonal antibody — with anthracycline for DLBCL, high-grade B-cell lymphoma with MYC and BCL2 and/or BCL6 rearrangements, PMBCL, or transformed FL or MZL; with alkylating agent for FL

An Anti-CD20 MoAb and an anthracycline for DLBCL, high-grade B-cell lymphoma with MYC and BCL2 and/or BCL6 rearrangements, primary mediastinal large B-cell lymphoma (PMBCL), or transformed FL or MZL; An alkylating agent in combination with an anti-CD20 MoAb for FL

Must have received: anthracycline or bendamustine-containing chemotherapy regimen and a Bruton's tyrosine kinase (BTK) inhibitor — for mantle cell lymphoma (MCL)

An anthracycline or bendamustine-containing chemotherapy regimen and a Bruton's tyrosine kinase (BTK) inhibitor for mantle cell lymphoma (MCL)

Must have received: autologous anti-CD19 CAR T-cell therapy — if approved and available for the indicated lymphoma subtype, unless ineligible

Autologous anti-CD19 CAR T-cell therapy, if approved and available for the indicated lymphoma subtype, unless the subject is unable or is ineligible to receive approved autologous anti-CD19 CAR T-cell therapy (e.g., fail leukapheresis or manufacture, unable to wait for manufacture, CD19 negative disease, etc.)

Cannot have received: investigational product (except for cell or gene therapies and MoAbs)

Prior use of an investigational product (except for cell or gene therapies and MoAbs) within 5 half-lives or within 14 days, whichever is shorter, prior to start of LD regimen

Cannot have received: chemotherapy, biologic (except MoAbs), or targeted therapy

Previous approved therapy including chemotherapy, biologic (except MoAbs), or targeted therapy for R/R B-NHL with 5 half-lives or within 14 days, whichever is shorter, prior to start of the LD regimen

Cannot have received: monoclonal antibody

Prior MoAb therapy (approved or investigational) within 30 days prior to start of LD

Cannot have received: systemic immunostimulatory agent

Prior systemic immunostimulatory agent within 3 half-lives prior to start of the LD regimen

Cannot have received: cell or gene therapy (approved or investigational)

Prior cell or gene therapy (approved or investigational) within 6 months of the start of LD

Cannot have received: cell or gene therapy (approved or investigational) targeting both CD20 and CD22

Prior cell or gene therapy (approved or investigational) targeting both CD20 and CD22

Cannot have received: autologous HSCT

Autologous HSCT infusion within 6 weeks of the start of LD

Cannot have received: allogeneic HSCT

Allogeneic HSCT within 3 months of the start of LD, or donor lymphocyte infusion within 6 weeks of the start of LD

Cannot have received: radiation therapy

Exception: except for palliative radiotherapy for specific on-target lesions

Radiotherapy within 8 weeks (except for palliative radiotherapy for specific on-target lesions) (prior to start of LD regimen)

Structured fields extracted by AI. May contain errors — verify against the official protocol.

US trial sites

  • The University of Chicago Medical Center (UCMC) · Chicago, Illinois
  • Harvard Medical School - Massachusetts General Hospital · Boston, Massachusetts
  • Rutgers Cancer Institute of New Jersey (CINJ) - New Brunswick · New Brunswick, New Jersey
  • Sarah Cannon - St. David South Austin Medical Center · Austin, Texas

Showing up to 5 US sites. See all sites on ClinicalTrials.gov →

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