- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT02022046
Methylation Biosignature in Childhood Chronic Kidney Disease (childhoodCKD)
Methylation Biosignature in Childhood Chronic Kidney Disease: the Link Among Asymmetric Dimethylarginine, Homocysteine, and Cardiovascular Disease
Chronic kidney disease (CKD) and end-stage renal disease are highly prevalent in Taiwan. Cardiovascular disease (CVD) is the most common cause of death in children with CKD. Nitric oxide (NO) deficiency links CKD and CVD. Asymmetric dimethylarginine (ADMA), a NO synthase inhibitor, its level is increased in kidney disease and cardiovascular disease and serves as a methylation biomarker.
In addition to ADMA, uremic environment, hyperhomocysteinemia (Hcy) and oxidative stress may affect DNA methylation. S-adenosylmethionine (SAM) is an important human methyl donor. S-adenosylhomocysteine (SAH) is demethylated product. Methylenetetrahydrofolate reductase (MTHFR), a folate metabolism enzyme can regulate methylation pathway.
The investigators intend to examine whether ADMA, SAM/SAH ratio, Hcy, and MTHFR gene methylation can serve as biosignature to predict CVD in children with CKD children.
Studieoversigt
Status
Betingelser
Intervention / Behandling
Undersøgelsestype
Tilmelding (Faktiske)
Kontakter og lokationer
Studiesteder
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Kaohsiung, Taiwan, 833
- Kaohsiung Chang Gung Memorial Hospital
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Prøveudtagningsmetode
Studiebefolkning
Beskrivelse
Inclusion Criteria:
- chronic kidney disease stage 1-4
- Volunteer
Exclusion Criteria:
- pregnancy
- renal transplant
- congenital heart disease
- not able to be adherent/complaint with study procedure
- not volunteer
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
Kohorter og interventioner
Gruppe / kohorte |
Intervention / Behandling |
|---|---|
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2/study, control
Study group: children aged<18 years with chronic kidney disease Control group: children aged<18 years without chronic kidney disease Methylation biosignature, CKD staging, assessment of cardiovascular function, and traditional/uremia-related risk factors will be performed.
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Methylation biosignature, CKD staging, assessment of cardiovascular function, and traditional/uremia-related risk factors will be performed.
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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change from baseline level of asymmetric dimethylarginine (ADMA) at 24 months
Tidsramme: from the time of enrollment, every 6 months, up to 24 months
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at the time of enrollment, 6 months, 12 months, 18 months, and 24 months
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from the time of enrollment, every 6 months, up to 24 months
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Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
change from the baseline health-related quality of life at 24 months
Tidsramme: from the time of enrollment, every 6 months, up to 24 months
|
EQ-5D-Y instrument will be employed at the time of enrollment, 6 months, 12 months, 18 months, 24 months
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from the time of enrollment, every 6 months, up to 24 months
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change from the baseline ratio of SAM/SAH (S-adenosylmethionine /S-adenosylhomocysteine ) at 24 months
Tidsramme: from the time of enrollment, every 6 months, up to 24 months
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at the time of enrollment, 6 months, 12 months, 18 months, 24 months
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from the time of enrollment, every 6 months, up to 24 months
|
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change from the baseline level of hyperhomocysteinemia (Hcy) at 24 months
Tidsramme: from the time of enrollment, every 6 months, up to 24 months
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at the time of enrollment, 6 months, 12 months, 18 months, 24 months
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from the time of enrollment, every 6 months, up to 24 months
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Samarbejdspartnere og efterforskere
Sponsor
Efterforskere
- Ledende efterforsker: You-Lin Tain, MD, PhD, Chang Gung Memorial Hospital
Datoer for undersøgelser
Studer store datoer
Studiestart
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
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
Andre undersøgelses-id-numre
- 102-4131C
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