SDCCAG8 Obesity Alleles and Reduced Weight Loss After a Lifestyle Intervention in Overweight Children and Adolescents

Scherag, Andre and Kleber, Michaela and Boes, Tanja and Kolbe, Andreea-Liliana and Ruth, Anne and Grallert, Harald and Illig, Thomas and Heid, Iris M. and Toschke, Andre M. and Grau, Katrine and Sorensen, Thorkild I. A. and Hebebrand, Johannes and Hinney, Anke and Reinehr, Thomas (2012) SDCCAG8 Obesity Alleles and Reduced Weight Loss After a Lifestyle Intervention in Overweight Children and Adolescents. OBESITY, 20 (2). pp. 466-470. ISSN 1930-7381, 1930-739X

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Abstract

Genome-wide association analyses (GWAS) contributed to the detection of a number of single-nucleotide polymorphisms (SNPs) associated with obesity. However, little is known about the impact of the obesity-risk alleles on weight loss-related phenotypes after lifestyle interventions. A recent meta-analysis of GWAS reported five genomic loci near or in the genes FTO, MC4R, TMEM18, SDCCAG8, TNKS/MSRA that were associated with obesity in children and adolescents. Here, we analyzed the effect of the 10 SNPs representative of the five loci on measures of weight loss and cardiometabolic risk after a 1-year lifestyle intervention in 401 children and adolescents (mean age 10.74 years; 55.4% female; mean BMI 27.42 kg/m(2), mean BMI-standard deviation score (SOS) 2.37). For confirmation of one locus genotyping of three intronic SNPs in SDCCAG8 was performed in 626 obese adults who completed the 10-week hypoenergetic diet program. Intronic variants of SDCCAG8, which are associated with early onset obesity, are associated with reduced weight loss after a 1-year lifestyle intervention in overweight children and adolescents even after adjusting for age, sex, baseline measurement, or multiple testing (all P < 10(-6)). However, our results could not be confirmed in 626 obese adults undertaking a hypoenergetic diet intervention.

Item Type: Article
Uncontrolled Keywords: BODY-MASS INDEX; FOLLOW-UP; ASSOCIATION; RS9939609; GERMAN; LOCI; GENE; DIET; FTO;
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Institut für Epidemiologie und Präventivmedizin
Depositing User: Dr. Gernot Deinzer
Date Deposited: 20 May 2020 05:38
Last Modified: 20 May 2020 05:38
URI: https://pred.uni-regensburg.de/id/eprint/19315

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