- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT07635030
GABA and GSH in FRDA
Magnetic Resonance Spectroscopy (MRS) Estimates of Glutathione (GSH) and GABA as Biomarkers of Pathophysiology in FRDA
The goal of this study is to obtain gamma-aminobutyric acid (GABA) and glutathione (GSH) assessment derived from magnetic resonance spectroscopy (MRS), to be used as a potential biomarker in patients with Friedreich Ataxia (FRDA) prior to (Aim 1), and after taking Omaveloxolone (Aim 2). Analysis will consist of:
A. Comparison of values in controls with those of FRDA patients (Aim 1) B. Longitudinal comparison of values in FRDA patients repeated after Omaveloxolone administration at 3 time points (minimum of 6 months) (Aim 2)
FRDA participants will be asked to complete an MRS scan at 3 timepoints in order to observe GABA and GSH activity.
Studieoversigt
Status
Betingelser
Intervention / Behandling
Undersøgelsestype
Tilmelding (Anslået)
Kontakter og lokationer
Studiesteder
-
-
Pennsylvania
-
Philadelphia, Pennsylvania, Forenede Stater, 19104
- The Children's Hospital of Philadelphia
-
-
Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Barn
Tager imod sunde frivillige
Prøveudtagningsmetode
Studiebefolkning
Beskrivelse
Inclusion Criteria:
- Age ≥ 8 years; <16 years
- Written informed consent provided
- Balletic Guanine-adenine-adenine (GAA) trinucleotide repeat length > 55 in intron 1 of Frataxin (FXN) and/or GAA repeat length > 55 in intron 1 of FXN in one allele and another type of mutation that is inferred to cause loss of function in the second FXN allele as documented in the medical record
- Friedreich's Ataxia Rating Scale (FARS) Functional staging score of ≤ 5^ and total modified Friedreich's Ataxia Rating Scale (mFARS) score of ≤ 65 on enrolment
Exclusion Criteria:
- Age < 8 years > 16 years
- Acute or ongoing medical or other conditions that is deemed to interfere with the conduct and assessments of the study
- Other psychiatric or neurologic conditions apart from FRDA that, in the opinion of the Site Investigator, would interfere with the conduct and assessments of the study
- MR contraindications (e.g., pacemaker or other metallic surgical implants)
- Presence of metallic dental braces
- Currently pregnant participants
- Confined to wheelchair or bed with total dependency for all activities of daily living. Total disability.
- Unable to understand English instruction
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
Kohorter og interventioner
Gruppe / kohorte |
Intervention / Behandling |
|---|---|
|
Control
Neurotypical (NT) children aged 8 <16 years old
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Subjects will undergo an MRI scan wherein the investigator will use a published, but recently developed, MRS protocol (HERMES) for simultaneous assessment of GABA and glutathione (GSH) in a single scan using a 3T MR scanner
|
|
Children with Friedreich's Ataxia (FRDA)
Children with Friedreich's Ataxia (FRDA) aged 8 <16 years old
|
Subjects will undergo an MRI scan wherein the investigator will use a published, but recently developed, MRS protocol (HERMES) for simultaneous assessment of GABA and glutathione (GSH) in a single scan using a 3T MR scanner
|
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
GABA Assessment
Tidsramme: 3 years
|
The primary study outcome measure will be obtaining gamma-aminobutyric acid (GABA) assessment derived from magnetic resonance spectroscopy (MRS) recording, to be used as a potential biomarker in patients with FRDA prior to and after taking Omaveloxolone.
|
3 years
|
|
Changes in NAA
Tidsramme: 3 years
|
Changes in MRS metabolite levels, including N-acetyl-aspartate (NAA)will be assessed in FRDA participants.
|
3 years
|
|
GSH Assessment
Tidsramme: 3 years
|
The primary study outcome measure will be obtaining glutathione (GSH) assessment derived from magnetic resonance spectroscopy (MRS) recording, to be used as a potential biomarker in patients with FRDA prior to and after taking Omaveloxolone.
|
3 years
|
|
Changes in MRS metabolite levels (Changes in ml)
Tidsramme: 3 years
|
Changes in MRS metabolite levels, including myo-inositol (mI) will be assessed in FRDA patients.
|
3 years
|
Samarbejdspartnere og efterforskere
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Primær færdiggørelse (Anslået)
Studieafslutning (Anslået)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
- Hjernesygdomme
- Sygdomme i centralnervesystemet
- Sygdomme i nervesystemet
- Genetiske sygdomme, medfødte
- Metaboliske sygdomme
- Neurodegenerative sygdomme
- Heredodegenerative lidelser, nervesystem
- Rygmarvssygdomme
- Mitokondrielle sygdomme
- Cerebellære sygdomme
- Spinocerebellare degenerationer
- Medfødte, arvelige og neonatale sygdomme og abnormiteter
- Ernæringsmæssige og metaboliske sygdomme
- Friedreich Ataxia
- Undersøgelsesteknikker
- Kemiteknikker, analytisk
- Spektrumanalyse
- Magnetisk resonansspektroskopi
Andre undersøgelses-id-numre
- IRB 23-021822
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
Studerer et amerikansk FDA-reguleret enhedsprodukt
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