2015
OPG Treatment Prevents Bone Loss During Lactation But Does Not Affect Milk Production or Maternal Calcium Metabolism
Ardeshirpour L, Dumitru C, Dann P, Sterpka J, VanHouten J, Kim W, Kostenuik P, Wysolmerski J. OPG Treatment Prevents Bone Loss During Lactation But Does Not Affect Milk Production or Maternal Calcium Metabolism. Endocrinology 2015, 156: 2762-2773. PMID: 25961842, PMCID: PMC4511126, DOI: 10.1210/en.2015-1232.Peer-Reviewed Original ResearchConceptsBone lossOPG treatmentOsteoblast numberActivated B cells ligandLactational bone lossMaternal calcium homeostasisMaternal calcium metabolismMilk calcium levelsRapid bone lossDietary calcium intakeMaternal bone lossBone resorption rateMaternal hypocalcemiaRecombinant OPGCalcium intakeMaternal deathsOsteoprotegerin levelsMaternal skeletonBone turnoverDietary calciumCalcium metabolismOsteoclast numberBone massOsteoclast activityAnabolic response
2011
Site‐specific changes in bone microarchitecture, mineralization, and stiffness during lactation and after weaning in mice
Liu XS, Ardeshirpour L, VanHouten JN, Shane E, Wysolmerski JJ. Site‐specific changes in bone microarchitecture, mineralization, and stiffness during lactation and after weaning in mice. Journal Of Bone And Mineral Research 2011, 27: 865-875. PMID: 22189918, DOI: 10.1002/jbmr.1503.Peer-Reviewed Original ResearchConceptsWhole bone stiffnessNulliparous miceBone microarchitectureTissue mineralizationBone mineral density BMDIndividual trabecula segmentationDramatic bone lossBone mineral densityBone stiffnessRecovered miceBone lossMineral densityPup weaningEffect of lactationMouse modelSkeletal sitesBone quantityClinical observationsMicro-finite element analysisBone qualitySite-specific changesSkeletal changesDigital topological analysisMiceCortical structures
2007
Weaning Triggers a Decrease in Receptor Activator of Nuclear Factor-κB Ligand Expression, Widespread Osteoclast Apoptosis, and Rapid Recovery of Bone Mass after Lactation in Mice
Ardeshirpour L, Dann P, Adams DJ, Nelson T, VanHouten J, Horowitz MC, Wysolmerski JJ. Weaning Triggers a Decrease in Receptor Activator of Nuclear Factor-κB Ligand Expression, Widespread Osteoclast Apoptosis, and Rapid Recovery of Bone Mass after Lactation in Mice. Endocrinology 2007, 148: 3875-3886. PMID: 17495007, DOI: 10.1210/en.2006-1467.Peer-Reviewed Original ResearchConceptsBone lossBone massBone turnoverReceptor activatorOsteoclast apoptosisRapid bone lossC-telopeptide levelsNumber of osteoclastsBone formation rateNuclear factor-kappaB ligand (RANKL) mRNANuclear factor-kappaB ligand (RANKL) expressionRapid recoveryLevels of osteocalcinCessation of lactationSkeletal anabolismPTH levelsCalcium metabolismBone resorptionBone histomorphometryBone microarchitectureCalcium levelsOsteoblast numberLigand expressionReciprocal decreaseBone recovery