2021
Selective deletion of the receptor for CSF1, c-fms, in osteoclasts results in a high bone mass phenotype, smaller osteoclasts in vivo and an impaired response to an anabolic PTH regimen
Zhu M, Sun BH, Nevius E, Kaplan J, Pereira J, Insogna K. Selective deletion of the receptor for CSF1, c-fms, in osteoclasts results in a high bone mass phenotype, smaller osteoclasts in vivo and an impaired response to an anabolic PTH regimen. PLOS ONE 2021, 16: e0247199. PMID: 33607650, PMCID: PMC7895546, DOI: 10.1371/journal.pone.0247199.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone DensityCancellous BoneCell DifferentiationFemaleFemurHumansMaleMiceMice, Inbred C57BLMice, KnockoutOsteoclastsOsteogenesisParathyroid HormonePeptide FragmentsReceptor, Macrophage Colony-Stimulating FactorX-Ray MicrotomographyConceptsColony stimulating factor 1Mature osteoclastsBone massHigh bone mass phenotypeAttenuated anabolic responseDaily subcutaneous dosesTrabecular bone massBone mass phenotypeC-fmsNormal tooth eruptionTrabecular bone compartmentsMature osteoclast functionCathepsin K promoterFemurs of maleWild-type animalsOcS/BSFemale knockSubcutaneous dosesNormal weightSmall osteoclastsImpaired responseTrabecular numberAnabolic responseFlox miceMass phenotype
2006
Activated c-Fms recruits Vav and Rac during CSF-1-induced cytoskeletal remodeling and spreading in osteoclasts
Sakai H, Chen Y, Itokawa T, Yu KP, Zhu ML, Insogna K. Activated c-Fms recruits Vav and Rac during CSF-1-induced cytoskeletal remodeling and spreading in osteoclasts. Bone 2006, 39: 1290-1301. PMID: 16950670, DOI: 10.1016/j.bone.2006.06.012.Peer-Reviewed Original ResearchMeSH KeywordsActinsAndrostadienesAnimalsBiological Transport, ActiveCdc42 GTP-Binding ProteinCells, CulturedCytoskeletonEnzyme InhibitorsGuanosine TriphosphateHumansMacrophage Colony-Stimulating FactorMiceModels, BiologicalOsteoclastsPhosphoinositide-3 Kinase InhibitorsProtein BindingProto-Oncogene Proteins c-vavPseudopodiaRac GTP-Binding ProteinsRatsReceptor, Macrophage Colony-Stimulating FactorRecombinant ProteinsSignal TransductionWortmanninConceptsCSF-1GEF activityCytoskeletal remodelingGTPase activityAssociation of VavC-fmsRac GTPase activityDominant negative Cdc42Dominant-negative RacCSF-1 receptorInhibitors of PI3CSF-1 treatmentTarget GTPaseActive RacExchange factorActive Cdc42Actin reorganizationLamellipodia formationPhosphotyrosine contentC-SrcPlasma membraneInhibitor of RhoARapid translocationVavRac translocation
2000
Evidence for a functional association between phosphatidylinositol 3-kinase and c-src in the spreading response of osteoclasts to colony-stimulating factor-1.
Grey A, Chen Y, Paliwal I, Carlberg K, Insogna K. Evidence for a functional association between phosphatidylinositol 3-kinase and c-src in the spreading response of osteoclasts to colony-stimulating factor-1. Endocrinology 2000, 141: 2129-38. PMID: 10830300, DOI: 10.1210/endo.141.6.7480.Peer-Reviewed Original ResearchAndrostadienesAnimalsBinding SitesCell MovementChromonesEnzyme InhibitorsImmunosorbent TechniquesMacrophage Colony-Stimulating FactorMiceMorpholinesOsteoclastsPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsProlineProto-Oncogene Proteins pp60(c-src)RatsReceptor, Macrophage Colony-Stimulating FactorRegulatory Sequences, Nucleic AcidSrc Homology DomainsWortmannin
1993
Macrophage colony‐stimulating factor release and receptor expression in bone cells
Weir E, Horowitz M, Baron R, Centrella M, Kacinski B, Insogna K. Macrophage colony‐stimulating factor release and receptor expression in bone cells. Journal Of Bone And Mineral Research 1993, 8: 1507-1518. PMID: 8304053, DOI: 10.1002/jbmr.5650081214.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone MarrowBone Marrow CellsCell DivisionCells, CulturedColony-Forming Units AssayCulture Media, ConditionedGranulocyte-Macrophage Colony-Stimulating FactorMacrophage Colony-Stimulating FactorMacrophagesMaleOsteoblastsOsteoclastsParathyroid HormoneParathyroid Hormone-Related ProteinProteinsRatsRats, Sprague-DawleyRats, WistarReceptor, Macrophage Colony-Stimulating FactorTumor Cells, CulturedConceptsColony-stimulating factorColony-stimulating activityM-CSFBone resorptionReceptor expressionMature osteoclastsPreincubation of CMColony-stimulating factor releaseHormone-related peptideM-CSF receptor c-FmsMacrophage colony-stimulating factorOsteoblast-osteoclast interactionsM-CSF mRNA levelsBone marrow cellsCSF-1 receptor expressionRat bone marrow cellsReceptor c-fmsROS 17/2.8 cellsParacrine roleImmunohistochemical techniquesRat osteoblastsPTHrP treatmentMarrow cellsFactor releasePTH