Engineered immune cells show promise against tough lymphoma

NCT ID NCT04880434

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This phase 2 study tested a personalized cell therapy called KTE-X19 (brexucabtagene autoleucel) in 95 adults with mantle cell lymphoma that had returned or stopped responding to prior treatments. Participants received a single infusion of their own genetically modified immune cells designed to attack the cancer. The main goal was to see how many patients had their tumors shrink or disappear.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
Brexucabtagene autoleucel (KTE-X19), a CAR T-cell therapy made from the patient's own immune cells
What this could lead to
If successful, this could provide a powerful treatment option for people with mantle cell lymphoma that has stopped responding to other therapies.
What could go wrong
This is a phase 2 trial with 95 participants, so results are not yet confirmed in larger groups. CAR T-cell therapy can cause serious side effects like cytokine release syndrome and neurological problems.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Academisch Medisch Centrum

    Amsterdam, 1100, Netherlands

  • Advocate Aurora Health - Advocate Lutheran General Hospital

    Park Ridge, Illinois, 60068, United States

  • Banner MD Anderson Cancer Center

    Gilbert, Arizona, 85234, United States

  • Baylor Cancer Hospital

    Dallas, Texas, 75246, United States

  • CHU de Montpellier

    Montpellier, 34295, France

  • CHU de Rennes

    Rennes, 35033, France

  • Centre Hospitalier Lyon Sud

    Pierre-Bénite, 69495, France

  • Cleveland Clinic - Taussig Cancer Institute

    Cleveland, Ohio, 44195, United States

  • Dana Farber Cancer Institute

    Boston, Massachusetts, 02215, United States

  • Duke University

    Durham, North Carolina, 27710, United States

  • Emory University

    Atlanta, Georgia, 30322, United States

  • Erasmus MC

    Rotterdam, 3015 CE, Netherlands

  • Fox Chase Cancer Center

    Philadelphia, Pennsylvania, 19111, United States

  • Hackensack University Medical Center

    Hackensack, New Jersey, 07601, United States

  • Hopital Haut-Leveque

    Pessac, 44035, France

  • Hospital Clinic Barcelona

    Barcelona, Spain

  • Hospital Saint Louis

    Paris, 75010, France

  • Hospital Universitari Vall D'Hebron

    Barcelona, 08035, Spain

  • Hospital Universitario de Salamanca

    Salamanca, 37007, Spain

  • Johannes Gutenberg University Hospital-University Mainz

    Mainz, 55101, Germany

  • Karmanos Cancer Institute

    Detroit, Michigan, 48201, United States

  • Kings College Hospital

    London, SE5 9RS, United Kingdom

  • Loyola University Medical Center

    Maywood, Illinois, 60153, United States

  • MD Anderson Cancer Center

    Houston, Texas, 77030, United States

  • Manchester Royal Infirmary

    Manchester, M13 9WL, United Kingdom

  • Moffitt Cancer Center

    Tampa, Florida, 33612, United States

  • Munich University of Technology-Medical Faculty- Ethics Committee

    München, 81377, Germany

  • Ohio State University

    Columbus, Ohio, 43220, United States

  • Queen Elizabeth University Hospital

    Glasgow, G51 4TF, United Kingdom

  • Sarah Cannon - Tenessee

    Nashville, Tennessee, 37203, United States

  • Sarah Cannon- Denver

    Denver, Colorado, 80218, United States

  • Stanford University

    Palo Alto, California, 94305, United States

  • Swedish Cancer Institute

    Seattle, Washington, 98104, United States

  • Universitaetsklinikum Wuerzburg

    Würzburg, 97080, Germany

  • University California Los Angeles (UCLA)

    Santa Monica, California, 90404, United States

  • University Medical Center Groningen

    Groningen, 9700 RB, Netherlands

  • University of Chicago

    Chicago, Illinois, 60637, United States

  • University of Miami

    Miami, Florida, 33136, United States

  • University of Rochester

    Rochester, New York, 14642, United States

  • Vanderbilt University

    Nashville, Tennessee, 37232, United States

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