One-Time gene fix could free kids from lifelong diet and meds

NCT ID NCT07667387

First seen Jun 27, 2026 · Last updated Jun 30, 2026 · Updated 2 times

Summary

This early-phase trial tests a single intravenous dose of a gene editing therapy called LNP.UCD.ABE in 7 children with severe urea cycle disorders. The therapy aims to correct the genetic defect using a lipid nanoparticle to deliver a base editor. The main goal is to check safety, but researchers will also see if it allows children to eat more protein and take less medication.

What this could mean

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

Active substance

LNP.UCD.ABE (a lipid nanoparticle-delivered gene editing therapy)

What this could lead to

If successful, this could point toward a one-time treatment that corrects the genetic defect, potentially reducing or eliminating the need for lifelong medication and dietary restrictions.

What could go wrong

This is a very early, small trial (only 7 children) testing a personalized therapy. It may not work for all patients, and there are unknown risks from the gene editing process, including off-target effects.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

carbamoyl phosphate synthetase I deficiency disease urea cycle disorder

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Children's Hospital of Philadelphia

    Philadelphia, Pennsylvania, 19104, United States