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Microarray Analysis in Syndromic Obesity
Sponsor: University Hospital, Bordeaux
Summary
Comparative genomic hybridization (CGH) array technology has been used in numerous studies on mental retardation, and few chromosomal abnormalities have been identified in patients. Because chromosomal abnormalities have still been associated with obesity, we can expect that syndromic obesity is also associated with small deletions/duplications. Characterization of deleted or duplicated loci in these obese patients would mean that these loci include genes implicated in obesity. This will permit to propose new gene(s) involved in obesity. (In french: Caractérisation phénotypique et recherche de REManiements chromosomiques chez des patients présentant une OBésité syndromique de cause non identifiée : REMOB)
Official title: Phenotypic Characterization and Array CGH Analysis in Patients With Syndromic Obesity of Unknown Etiology
Key Details
Gender
All
Age Range
Any - 18 Years
Study Type
INTERVENTIONAL
Enrollment
90
Start Date
2010-02
Completion Date
2011-01
Last Updated
2026-05-14
Healthy Volunteers
No
Conditions
Interventions
Clinical examination and blood sampling for biological and genetic analysis
Clinical examination and precise description of the phenotype (questionnaire) * Standardized screening with : * radiological (hands, feet, spine ; and renal ultrasonography) * biological (hormonal, metabolic, and "basic" genetic investigations (karyotype, FISH 22q11.2, Fragile X, and other depending on the clinical data))
Locations (6)
Service de Génétique de médicale - Hopital des enfants - Pellegrin
Bordeaux, France
Centre de Génétique Hôpital d'Enfants CHU de Dijon
Dijon, France
Génétique Médicale HOPITAL DEBROUSSE HCL
Lyon, France
Département de Génétique Médicale Centre de référence anomalies du développement Centre de compétence maladies osseuses constitutionnelles Hôpital Arnaud de Villeneuve CHRU Montpellier
Montpellier, France
Département de Génétique Hôpital Robert DEBRE Centre de Référence Maladies Rares "Anomalies du Développement & Syndromes Malformatifs"
Paris, France
Hopital des Enfants, CHU de Toulouse
Toulouse, France