Scientists probe immune weakness in rare mitochondrial disorders
NCT ID NCT06213103
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looks at how mitochondrial diseases might weaken the immune system. Researchers will collect blood samples from 60 people with confirmed mitochondrial disorders and compare their immune cells and antibodies to healthy controls. The goal is to better understand these immune problems, which could help with diagnosis and lead to new treatments.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this study could point toward new ways to diagnose or treat immune problems in people with mitochondrial diseases.
- What could go wrong
- This is an early observational study, not a treatment trial. It may not lead directly to new therapies, and the findings may not apply to all patients.
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 60 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2024
- Expected to finish
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Jan 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
* Patient cohort : Patient with moleculary proven mitochondrial disorder * Control cohort : People without moleculary proven mitochondrial disorder
- Ages
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6 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: * General inclusion criteria: * Patient weighing more than 30kg * Person affiliated with or receiving a social security plan; * Patient-specific inclusion criteria: * Patient with molecularly proven primary mitochondrial disease * Free, informed, written consent signed by parental authority holders for minor patients and the investigator prior to any examination required by the research and oral and/or written assent by the participant (depending on age). * Free, informed consent signed by the patient's representative for adult patients under guardianship and the investigator prior to any examination required by the research. * Free, informed consent signed by the patient of legal age and the investigator prior to any examination required by the research * Specific inclusion criteria for controls: * Person who has been informed of the purpose of the study and person matched in age (+/- 5 years) and sex to a patient with primary mitochondrial disease at the time of sampling * Free, informed, and signed consent * Person with no known mitochondrial disease Exclusion Criteria: * Pregnant or breastfeeding women * Refusal to consent to participate in research, * Patients for whom molecular causes have not been formally identified (genetic analyses not performed, or no variant or variant of unknown significance after analysis).
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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
2 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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Chu Bordeaux
RECRUITINGBordeaux, France
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Hopital Toulouse
NOT_YET_RECRUITINGToulouse, 31059, France
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