2010
Targeted overexpression of Dkk1 in osteoblasts reduces bone mass but does not impair the anabolic response to intermittent PTH treatment in mice
Yao GQ, Wu JJ, Troiano N, Insogna K. Targeted overexpression of Dkk1 in osteoblasts reduces bone mass but does not impair the anabolic response to intermittent PTH treatment in mice. Journal Of Bone And Mineral Metabolism 2010, 29: 141-148. PMID: 20602130, PMCID: PMC3457021, DOI: 10.1007/s00774-010-0202-3.Peer-Reviewed Original ResearchConceptsParathyroid hormonePTH treatmentBone massTg miceAnabolic responseDKK1 expressionSingle daily subcutaneous doseDaily subcutaneous doseBone formationIntermittent PTH treatmentPotent anabolic agentOverexpression of DKK1Number of osteoblastsSubcutaneous doseWT miceReal-time PCRSkeletal sitesDickkopf-1Anabolic agentsBody weightTransgenic miceHistomorphometric parametersHistomorphometric analysisTargeted overexpressionPrimary murine osteoblasts
2009
Targeted overexpression of the two colony-stimulating factor-1 isoforms in osteoblasts differentially affects bone loss in ovariectomized mice
Yao GQ, Wu JJ, Ovadia S, Troiano N, Sun BH, Insogna K. Targeted overexpression of the two colony-stimulating factor-1 isoforms in osteoblasts differentially affects bone loss in ovariectomized mice. AJP Endocrinology And Metabolism 2009, 296: e714-e720. PMID: 19141689, PMCID: PMC2670621, DOI: 10.1152/ajpendo.90631.2008.Peer-Reviewed Original ResearchConceptsColony-stimulating factor-1Nonredundant functionsWild-type animalsTransgenic miceMembrane-bound isoformMCSF1Normal osteoclastogenesisCollagen promoterTransgenic expressionMajor isoformsIsoformsFactor 1Same genotypeOp phenotypeTargeted overexpressionOverexpressionOp miceOsteoblastsAnimalsPromoterMicePhenotypeFemale animalsAlphaIMale littermates
2007
Glucose-dependent insulinotropic peptide-overexpressing transgenic mice have increased bone mass
Xie D, Zhong Q, Ding KH, Cheng H, Williams S, Correa D, Bollag WB, Bollag RJ, Insogna K, Troiano N, Coady C, Hamrick M, Isales CM. Glucose-dependent insulinotropic peptide-overexpressing transgenic mice have increased bone mass. Bone 2007, 40: 1352-1360. PMID: 17321229, DOI: 10.1016/j.bone.2007.01.007.Peer-Reviewed Original ResearchConceptsGlucose-dependent insulinotropic peptideBone massGIP receptorBone resorptionBone formationNutrient ingestionTransgenic miceGIP receptor knockout miceLow bone mass phenotypeReceptor knockout miceBone mass phenotypeSignificant increaseCollagen type I synthesisGIP levelsInsulinotropic peptideAnabolic hormonesOsteoclastic activityMouse modelDietary zincMass phenotypeKnockout miceReceptor signalingReceptors resultsMiceHormone
2005
The Cell-Surface Isoform of Colony Stimulating Factor 1 (CSF1) Restores but Does Not Completely Normalize Fecundity in CSF1-Deficient Mice1
Ovadia S, Insogna K, Yao GQ. The Cell-Surface Isoform of Colony Stimulating Factor 1 (CSF1) Restores but Does Not Completely Normalize Fecundity in CSF1-Deficient Mice1. Biology Of Reproduction 2005, 74: 331-336. PMID: 16237150, DOI: 10.1095/biolreprod.105.045047.Peer-Reviewed Original ResearchConceptsColony stimulating factor 1Viability of offspringReproductive defectsCell surfaceMembrane-bound isoformStimulating factor 1Cell surface isoformAlpha promoterMCSF1Transgenic animalsProteolytic sheddingCSF1 proteinMouse reproductionFactor 1ReproductionTransgenic male miceIsoformsTransgenic miceSperm numberOffspringTissue levelsMurine uterusGenetic absenceControl littermatesPromoter
2003
The Cell Surface Form of Colony-Stimulating Factor-1 Is Biologically Active in Bone in Vivo
Yao GQ, Wu JJ, Sun BH, Troiano N, Mitnick MA, Insogna K. The Cell Surface Form of Colony-Stimulating Factor-1 Is Biologically Active in Bone in Vivo. Endocrinology 2003, 144: 3677-3682. PMID: 12865350, DOI: 10.1210/en.2002-221071.Peer-Reviewed Original ResearchConceptsOp/op miceWild-type miceOp miceBone densityTooth eruptionTransgenic micePeripheral quantitative computed tomographyMCSF-1Factor 1Number of osteoclastsQuantitative computed tomographyOp/op animalsMolar tooth eruptionWild-type animalsOP animalsComputed tomographyColony-stimulating factor-1Colony stimulating factor 1Normal incisorsHistomorphometric analysis
2002
Overexpression of Parathyroid Hormone‐Related Protein Causes Hypercalcemia but Not Bone Metastases in a Murine Model of Mammary Tumorigenesis*
Wysolmerski JJ, Dann PR, Zelazny E, Dunbar ME, Insogna KL, Guise TA, Perkins AS. Overexpression of Parathyroid Hormone‐Related Protein Causes Hypercalcemia but Not Bone Metastases in a Murine Model of Mammary Tumorigenesis*. Journal Of Bone And Mineral Research 2002, 17: 1164-1170. PMID: 12096830, DOI: 10.1359/jbmr.2002.17.7.1164.Peer-Reviewed Original ResearchConceptsBone metastasesBreast cancer cellsCancer cellsTransgenic miceTumor-bearing transgenic miceParathyroid hormone-related proteinPrimary breast cancerProduction of PTHrPHormone-related proteinWild-type littermatesEffects of PTHrPCause hypercalcemiaWild-type controlsVisceral metastasesSkeletal metastasesParathyroid hormoneBone resorptionArterial circulationBreast cancerDMBA treatmentMammary carcinogenImmunodeficient miceMammary tumorigenesisMurine modelHigh incidence