Could CAR T-Cells halt progressive MS? early trial launches

NCT ID NCT07139743

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This early-stage trial is testing a new treatment called obe-cel, a type of cell therapy (CAR T-cell), for people with progressive multiple sclerosis (MS) that hasn't improved with standard treatments. The main goal is to see if it's safe, but researchers will also look for any signs it might slow the disease. Only 18 adults aged 18 to 60 will receive a single infusion of obe-cel after a short course of chemotherapy, and they will be followed for two years.

What this could mean

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

Active substance
obe-cel (a CAR T-cell therapy)
What this could lead to
If it works, this could point toward a new treatment option for people with progressive multiple sclerosis that hasn't responded to other therapies.
What could go wrong
This is a very early, small Phase 1 trial with only 18 people, so it's mainly checking safety. The treatment may not work, and there are risks from the chemotherapy given beforehand and potential side effects from the cell therapy.

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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

Study contacts

  • Contact

    Email: •••••@•••••

Locations

  • Addenbrooke's Hospital

    RECRUITING

    Cambridge, United Kingdom

  • Hospital Universitari i Politecnic La Fe de Valencia

    RECRUITING

    Valencia, Spain

  • Hospital Universitario Vall d'Hebron - PPDS

    ACTIVE_NOT_RECRUITING

    Barcelona, Spain

  • Royal Hallamshire Hospital

    RECRUITING

    Sheffield, United Kingdom

  • Stanford University

    NOT_YET_RECRUITING

    Redwood City, California, 94063, United States

  • The National Hospital for Neurology & Neurosurgery

    RECRUITING

    London, United Kingdom

  • Western General Hospital Edinburgh - PPDSE Edinburgh

    RECRUITING

    Edinburgh, United Kingdom

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