2022
The protective effect of rs373863828 on type 2 diabetes does not operate through a body composition pathway in adult Samoans
Hawley NL, Duckham RL, Carlson JC, Naseri T, Reupena MS, Lameko V, Pomer A, Wetzel A, Selu M, Lupematisila V, Unasa F, Vesi L, Fatu T, Unasa S, Faasalele‐Savusa K, Rivara AC, Russell E, Delany JP, Viali S, Kershaw EE, Minster RL, Weeks DE, McGarvey ST. The protective effect of rs373863828 on type 2 diabetes does not operate through a body composition pathway in adult Samoans. Obesity 2022, 30: 2468-2476. PMID: 36284436, PMCID: PMC10111239, DOI: 10.1002/oby.23559.Peer-Reviewed Original ResearchConceptsFat-free massType 2 diabetesFat distributionProtective effectBody compositionFavorable body fat distributionDual-energy X-ray absorptiometry-derived body compositionBody fat distributionGreater fat-free massPercent body fatBody size/compositionAssociation of genotypesRs373863828 genotypeVisceral adiposityHigher BMIAdult SamoansRole of fatGreater BMILean massBody fatLower oddsParadoxical associationTissue-specific mechanismsA alleleDiabetesCREBRF missense variant rs373863828 has both direct and indirect effects on type 2 diabetes and fasting glucose in Polynesian peoples living in Samoa and Aotearoa New Zealand
Russell EM, Carlson JC, Krishnan M, Hawley NL, Sun G, Cheng H, Naseri T, Reupena M, Viali S, Tuitele J, Major TJ, Miljkovic I, Merriman TR, Deka R, Weeks DE, McGarvey ST, Minster RL. CREBRF missense variant rs373863828 has both direct and indirect effects on type 2 diabetes and fasting glucose in Polynesian peoples living in Samoa and Aotearoa New Zealand. BMJ Open Diabetes Research & Care 2022, 10: e002275. PMID: 35144939, PMCID: PMC8845200, DOI: 10.1136/bmjdrc-2021-002275.Peer-Reviewed Original ResearchConceptsBody mass indexType 2 diabetesAssociation of BMIHigher body mass indexMinor alleleType 2 diabetes riskCross-sectional associationsPacific Island populationsRs373863828 genotypeMass indexDiabetes riskHigher oddsLower oddsDiabetesObesityEvidence of differencesMissense variantsRs373863828Regression analysisGlucoseAssociationOddsIndirect effectsPolynesian individuals
2021
A murine model of the human CREBRFR457Q obesity-risk variant does not influence energy or glucose homeostasis in response to nutritional stress
Kanshana JS, Mattila PE, Ewing MC, Wood AN, Schoiswohl G, Meyer AC, Kowalski A, Rosenthal SL, Gingras S, Kaufman BA, Lu R, Weeks DE, McGarvey ST, Minster RL, Hawley NL, Kershaw EE. A murine model of the human CREBRFR457Q obesity-risk variant does not influence energy or glucose homeostasis in response to nutritional stress. PLOS ONE 2021, 16: e0251895. PMID: 34520472, PMCID: PMC8439463, DOI: 10.1371/journal.pone.0251895.Peer-Reviewed Original ResearchConceptsMurine modelGlucose homeostasisEnergy/glucose homeostasisOdds of diabetesOdds of obesityObesity risk variantsAlternative preclinical modelsPromotes obesityPreclinical modelsKnockin miceObesityDiabetesStrong heritable componentExtensive phenotypic analysisMissense variantsOrthologous variantDiseaseMiceOddsAdaptive transcriptional responseExtreme nutritional stressNutritional stressHomeostasisGenetic contributionRegulatory factors