2008
Impact of Glucose‐Dependent Insulinotropic Peptide on Age‐Induced Bone Loss*
Ding K, Shi X, Zhong Q, Kang B, Xie D, Bollag WB, Bollag RJ, Hill W, Washington W, Mi Q, Insogna K, Chutkan N, Hamrick M, Isales CM. Impact of Glucose‐Dependent Insulinotropic Peptide on Age‐Induced Bone Loss*. Journal Of Bone And Mineral Research 2008, 23: 536-543. PMID: 18072880, PMCID: PMC2669161, DOI: 10.1359/jbmr.071202.Peer-Reviewed Original ResearchConceptsGlucose-dependent insulinotropic peptideAge-induced bone lossBone marrow stromal cellsGIP receptor expressionBone lossBone massMo of ageGIP effectsInsulinotropic peptideReceptor expressionEffects of GIPBone strengthOsteoblastic activityAge-associated bone lossElevated GIP levelsFunctional GIP receptorsWildtype control miceBone histomorphometric dataC57BL/6 transgenic miceAge-dependent fashionAge-related decreaseAge-related lossDifferentiation of BMSCsAge-dependent mannerAge-related changes
2006
Effects of glucose-dependent insulinotropic peptide on osteoclast function
Zhong Q, Itokawa T, Sridhar S, Ding KH, Xie D, Kang B, Bollag WB, Bollag RJ, Hamrick M, Insogna K, Isales CM. Effects of glucose-dependent insulinotropic peptide on osteoclast function. AJP Endocrinology And Metabolism 2006, 292: e543-e548. PMID: 17003233, DOI: 10.1152/ajpendo.00364.2006.Peer-Reviewed Original ResearchConceptsGlucose-dependent insulinotropic peptideBone resorptionNutrient ingestionGIP receptorOrgan culture systemBone breakdownEffects of GIPOsteoclast functionMature osteoclastsGlucose-induced insulin secretionGIP receptor transcriptsImmediate postprandial periodBone formationAnti-resorptive effectsGlucose-dependent insulinotropicIntestinal endocrine cellsOsteoclast resorptive activityPostprandial reductionIncretin hormonesInsulinotropic peptidePostprandial periodInsulin secretionResorptive activityOsteoclastic cellsReceptor transcripts
2005
Glucose-dependent insulinotropic polypeptide receptor knockout mice have altered bone turnover
Xie D, Cheng H, Hamrick M, Zhong Q, Ding KH, Correa D, Williams S, Mulloy A, Bollag W, Bollag RJ, Runner RR, McPherson JC, Insogna K, Isales CM. Glucose-dependent insulinotropic polypeptide receptor knockout mice have altered bone turnover. Bone 2005, 37: 759-769. PMID: 16219496, DOI: 10.1016/j.bone.2005.06.021.Peer-Reviewed Original ResearchConceptsGlucose-dependent insulinotropic polypeptideGipr-/- miceReceptor knockout miceBone turnoverBone massGlucose-dependent insulinotropic polypeptide receptor knockout miceKnockout miceRole of GIPGIP receptor knockout miceEffects of GIPLow bone massBiomechanical bone strengthWild-type miceLean body massEarly age-related changesAge-related changesIncretin hormonesSerum markersMeal ingestionInsulinotropic polypeptideAnabolic effectsBone densityBone microarchitectureNutrient ingestionVivo effects