Gene therapy for 'Butterfly Skin' disease tracked for 15 years in major safety registry
NCT ID NCT07700966
First seen Jul 14, 2026 · Last updated Jul 15, 2026 · Updated 1 time
Summary
This registry follows people with recessive dystrophic epidermolysis bullosa (RDEB) who have been treated with prademagene zamikeracel, a gene therapy made from their own skin cells and surgically applied to wounds. The study monitors long-term safety and wound healing durability for up to 15 years after treatment. Participants are assessed annually, either remotely or in person, to track side effects, malignancies, and how well wounds heal over time.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- a gene therapy made from the patient's own skin cells, surgically applied to wounds
- What this could lead to
- If successful, this registry could confirm that prademagene zamikeracel provides durable wound healing and a favorable long-term safety profile for people with RDEB.
- What could go wrong
- This is an observational registry, not a controlled trial, so it cannot prove cause and effect. Long-term risks, including malignancies, are still being evaluated.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 250 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2025
- Expected to finish
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Apr 2045
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
RDEB patients who received pz-cel treatment
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Willing and able to give consent/assent; if under the age of 18, guardian(s) is(are) willing and able to give consent. * Patients who received treatment with prademagene zamikeracel in the post-marketing setting. Exclusion Criteria: • Inability to properly follow the protocol as determined by the Principal Investigator (PI).
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
4 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Ann & Robert H. Lurie Children's Hospital of Chicago - Department of Dermatology
RECRUITINGChicago, Illinois, 60611, United States
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Children's Hospital Colorado
RECRUITINGAurora, Colorado, 80045, United States
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Lucile Packard Children's Hospital
RECRUITINGPalo Alto, California, 94304, United States
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University of Texas Medical Branch
RECRUITINGGalveston, Texas, 77555, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Anti-Inflammatory drug may ease swallowing in rare skin disease
- New hope for blistering skin diseases: drug targets antibodies to heal wounds
- Stanford launches study to better understand rare blistering skin disease
- Gene therapy gel aims to stop skin cancer from coming back in RDEB patients
- New cream could help kids with 'Butterfly Skin' heal faster
- New cream aims to soothe butterfly skin in Late-Stage trial