Scientists hunt for harmful immune cells in MS patients
NCT ID NCT04798651
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looks at blood and spinal fluid from 150 people with multiple sclerosis or early symptoms. Researchers want to find which types of B and T cells cause damage in different forms of MS. The goal is to discover new targets for future treatments, especially for progressive MS.
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 research could point toward new treatment targets for multiple sclerosis, especially for progressive forms.
- What could go wrong
- This is an observational study, not a treatment trial. It may not directly lead to new therapies, and results may take years to translate into clinical use.
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.
- Phase
-
Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
-
About 150 people
The number the study aims to enrol. It can still change while the study runs.
- Started
-
Sep 2021
- Expected to finish
-
Sep 2026
An estimate. End dates often move.
- Lead sponsor
-
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.
- Ages
-
18 years and older
- Sex
-
Anyone
- Healthy volunteers
-
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: * male or female subjects ; * Age ≥ 18 years; * subjects with MS defined by 2010 revised McDonald criteria or presenting a clinical isolated syndrome; * patients for which a blood draw and / or lumbar puncture to collect CSF is performed for diagnostic or therapeutic purpose; * affiliated to an health insurance system; * and who agree to participate in the study. Exclusion Criteria: * Pregnant or breastfeeding women, * patient concerned by articles L 1121-5 to L 1121-8 (persons deprived of their liberty by a judicial or administrative decision, minors, persons of legal age who are the object of a legal protection measure or unable to express their consent)
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Clinically isolated syndrome are added.
Genom att skicka in godkänner du våra Användarvillkor
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.
-
The places running it
1 site. The list below names each one and where it is.
-
The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
-
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
-
CHU de Bordeaux - service de neurologie
RECRUITINGBordeaux, France
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can exercise rebuild muscle and balance in MS?
- Can diet ease the crushing fatigue of multiple sclerosis?
- One-Time CAR-T infusion tested against progressive MS
- Can PET scans reveal hidden brain inflammation in MS?
- Can a pill rebuild the Brain's insulation? MS trial puts remyelination to the test
- Migraines and tension headaches may be hidden companions to multiple sclerosis