rs11152213 - RNU4-17P - MC4R
Magnitude 2.2 · 5 studies on file
Reported associations
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Genotype-by-environment interactions inferred from genetic effects on phenotypic variability in the UK Biobank - Unknown journal (n.d.) · Unknown authors · PubMed 31453325
ABSTRACT: We show that genotype-by-environment interaction can be inferred from an analysis without environmental data in a large sample. Genotype-by-environment interaction (GEI) is a fundamental component in understanding complex trait variation. However, it remains challenging to identify genetic variants with GEI effects in humans largely because of the small effect sizes and the difficulty of monitoring environmental fluctuations. Here, we demonstrate that GEI can be inferred from genetic variants associated with phenotypic variability in a large sample without the need of measuring environmental factors. We performed a genome-wide variance quantitative trait locus (vQTL) analysis of ~5.6 million variants on 348,501 unrelated individuals of European ancestry for 13 quantitative traits
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Defining the role of common variation in the genomic and biological architecture of adult human height - Unknown journal (n.d.) · Unknown authors · PubMed 25282103
ABSTRACT: Using genome-wide data from 253,288 individuals, we identified 697 variants at genome-wide significance that together explain one-fifth of heritability for adult height. By testing different numbers of variants in independent studies, we show that the most strongly associated ~2,000, ~3,700 and ~9,500 SNPs explained ~21%, ~24% and ~29% of phenotypic variance. Furthermore, all common variants together captured the majority (60%) of heritability. The 697 variants clustered in 423 loci enriched for genes, pathways, and tissue-types known to be involved in growth and together implicated genes and pathways not highlighted in earlier efforts, such as signaling by fibroblast growth factors, WNT/beta-catenin, and chondroitin sulfate-related genes. We identified several genes and pathways
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Genetic analyses of diverse populations improves discovery for complex traits - Unknown journal (n.d.) · Unknown authors · PubMed 31217584
ABSTRACT: Genome-wide association studies (GWAS) have laid the foundation for investigations into the biology of complex traits, drug development and clinical guidelines. However, the majority of discovery efforts are based on data from populations of European ancestry. In light of the differential genetic architecture that is known to exist between populations, bias in representation can exacerbate existing disease and healthcare disparities. Critical variants may be missed if they have a low frequency or are completely absent in European populations, especially as the field shifts its attention towards rare variants, which are more likely to be population-specific. Additionally, effect sizes and their derived risk prediction scores derived in one population may not accurately extrapolate
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Genome-wide meta-analysis identifies 11 new loci for anthropometric traits and provides insights into genetic architecture - Unknown journal (n.d.) · Unknown authors · PubMed 23563607
ABSTRACT: Approaches exploiting extremes of the trait distribution may reveal novel loci for common traits, but it is unknown whether such loci are generalizable to the general population. In a genome-wide search for loci associated with upper vs. lower 5th percentiles of body mass index, height and waist-hip ratio, as well as clinical classes of obesity including up to 263,407 European individuals, we identified four new loci (IGFBP4, H6PD, RSRC1, PPP2R2A) influencing height detected in the tails and seven new loci (HNF4G, RPTOR, GNAT2, MRPS33P4, ADCY9, HS6ST3, ZZZ3) for clinical classes of obesity. Further, we show that there is large overlap in terms of genetic structure and distribution of variants between traits based on extremes and the general population and little etiologic heterog
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Three pleiotropic loci associated with bone mineral density and lean body mass - Unknown journal (n.d.) · Unknown authors · PubMed 32970232
ABSTRACT: Both bone mineral density (BMD) and lean body mass (LBM) are important physiological measures with strong genetic determination. Besides, BMD and LBM might have common genetic factors. Aiming to identify pleiotropic genomic loci underlying BMD and LBM, we performed bivariate genome-wide association study meta-analyses of femoral neck bone mineral density and LBM at arms and legs, and replicated in the large-scale UK Biobank cohort sample. Combining the results from discovery meta-analysis and replication sample, we identified three genomic loci at the genome-wide significance level (p < 5.0 × 10−8): 2p23.2 (lead SNP rs4477866, discovery p = 3.47 × 10−8, replication p = 1.03 × 10−4), 16q12.2 (rs1421085, discovery p = 2.04 × 10−9, replication p = 6.47 × 10−14) and 18
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Lifestyle context
Concrete actions anchored to the cited research. We do not prescribe, we describe.
Discuss with your doctor
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MC4R-associated obesity risk and management strategy Moderate
rs11152213 affects MC4R expression and function, a central regulator of appetite and energy expenditure
Exercise
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regular aerobic and resistance exercise Moderate
physical activity improves insulin sensitivity and lean body mass, potentially mitigating MC4R-mediated metabolic risk
150+ minutes moderate-intensity aerobic activity weekly, plus 2-3 days resistance training
Lifestyle
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structured dietary counseling and weight management Moderate
MC4R dysfunction may require proactive caloric control and nutritional optimization to prevent weight gain
work with registered dietitian on personalized nutrition plan; target modest caloric deficit if overweight
Screening
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metabolic risk screening and obesity assessment Moderate
rs11152213 risk allele impairs MC4R-mediated energy homeostasis, increasing obesity susceptibility
annual screening: weight, BMI, waist circumference, fasting glucose, lipids