Engineered immune cells take on tough bone cancer in first human test

NCT ID NCT07227571

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

Summary

This early-stage trial is testing a new type of immune cell therapy called FH-FOLR1 ST CAR T-cells for people with advanced osteosarcoma that has come back or not responded to treatment. The therapy involves taking a patient's own immune cells, modifying them in a lab to recognize and attack cancer cells, and infusing them back into the patient. The study aims to find the safest dose and check for side effects in up to 30 participants aged 1 to 75.

What this could mean

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

Active substance
FH-FOLR1 ST CAR T-cells (a type of immune cell therapy)
What this could lead to
If successful, this could point toward a new treatment option for advanced osteosarcoma that has not responded to standard therapies.
What could go wrong
This is an early Phase 1 trial with only 30 participants, so it is too soon to know if the therapy works. There are risks of serious side effects from the CAR T-cells and chemotherapy.

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

  • Fred Hutch/University of Washington/Seattle Children's Cancer Consortium

    RECRUITING

    Seattle, Washington, 98109, United States

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