2012
LIM kinase 1 deficient mice have reduced bone mass
Kawano T, Zhu M, Troiano N, Horowitz M, Bian J, Gundberg C, Kolodziejczak K, Insogna K. LIM kinase 1 deficient mice have reduced bone mass. Bone 2012, 52: 70-82. PMID: 23017662, PMCID: PMC3688839, DOI: 10.1016/j.bone.2012.09.024.Peer-Reviewed Original ResearchConceptsLIM kinase 1Cytoskeletal remodelingRole of LIMK1Specialized cellular functionsActin cytoskeletal remodelingActin-severing proteinBone cell biologyNormal osteoblast differentiationCellular functionsCell biologyCell motilityCell shapeKinase 1Cell cycleF-actinOsteoblast differentiationPhospho-cofilinActin monomersSkeletal phenotypeOsteoblast coloniesOsteoblastsMetalloproteinase activityDifferentiationRemodelingRate of mineralization
2011
Control of bone formation by the serpentine receptor Frizzled-9
Albers J, Schulze J, Beil FT, Gebauer M, Baranowsky A, Keller J, Marshall RP, Wintges K, Friedrich FW, Priemel M, Schilling AF, Rueger JM, Cornils K, Fehse B, Streichert T, Sauter G, Jakob F, Insogna KL, Pober B, Knobeloch KP, Francke U, Amling M, Schinke T. Control of bone formation by the serpentine receptor Frizzled-9. Journal Of Cell Biology 2011, 192: 1057-1072. PMID: 21402791, PMCID: PMC3063134, DOI: 10.1083/jcb.201008012.Peer-Reviewed Original ResearchConceptsBone formationLow bone massBone loss disordersPotential downstream mediatorsBone massUbiquitin-like modifier ISG15Interferon-regulated genesTherapeutic implicationsLoss disordersCanonical Wnt signalingBone remodelingFrizzled 9Reduced expressionDownstream mediatorDifferentiation markersWnt signalingWnt receptorsNormal expressionPrimary osteoblastsFZD9OsteoblastsOsteoblast differentiationMatrix mineralizationMolecular analysisChemokines
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
2008
Expression and Synthesis of Bone Morphogenetic Proteins by Osteoclasts: A Possible Path to Anabolic Bone Remodeling
Garimella R, Tague SE, Zhang J, Belibi F, Nahar N, Sun BH, Insogna K, Wang J, Anderson HC. Expression and Synthesis of Bone Morphogenetic Proteins by Osteoclasts: A Possible Path to Anabolic Bone Remodeling. Journal Of Histochemistry & Cytochemistry 2008, 56: 569-577. PMID: 18319273, PMCID: PMC2386763, DOI: 10.1369/jhc.2008.950394.Peer-Reviewed Original ResearchMeSH KeywordsAcid PhosphataseAnimalsBlotting, WesternBone Marrow CellsBone Morphogenetic ProteinsBone RemodelingCoculture TechniquesFemurImmunohistochemistryIn Situ HybridizationIsoenzymesMiceOsteoclastsReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSkullTartrate-Resistant Acid PhosphataseTibiaConceptsBone morphogenetic proteinBMP-2Morphogenetic proteinsBMP-6 mRNAExpression of transcriptsMouse calvarial osteoblastsDifferentiation of osteoblastsBMP-4Osteoclast lysatesOrchestrated processIntercellular communicationReal-time PCRCalvarial osteoblastsBone marrow cellsSitu hybridizationDirect rolePossible direct roleProteinWestern blottingBone remodeling siteBone formationOsteoblastsAnabolic boneMarrow cellsExpression
2000
Nuclear Factor-κB p50 Is Required for Tumor Necrosis Factor-α-Induced Colony-Stimulating Factor-1 Gene Expression in Osteoblasts*
Yao G, Sun B, Insogna K, Weir E. Nuclear Factor-κB p50 Is Required for Tumor Necrosis Factor-α-Induced Colony-Stimulating Factor-1 Gene Expression in Osteoblasts*. Endocrinology 2000, 141: 2914-2922. PMID: 10919279, DOI: 10.1210/endo.141.8.7592.Peer-Reviewed Original ResearchConceptsCSF-1 expressionGene expressionElectrophoretic mobility shift assaysCSF-1 promoterCSF-1 gene expressionMobility shift assaysInducible complexTranscriptional mechanismsShift assaysNuclear factor-κB p50Northern analysisNF-kappaB p50NF-kappaB siteCSF-1Messenger RNAC-RelBcl-3Rel BRNA expressionTNF treatmentHematopoietic growth factorsMessenger RNA expressionIkappaB-alphaOsteoblastsNF-kappaB
1990
THE PARATHYROID HORMONE-RELATED PROTEIN STIMULATES HUMAN OSTEOBLAST-LIKE CELLS TO SECRETE A 9,000 DALTON BONERESORBING PROTEIN
Morris CA, Mitnick ME, Weir EC, Horowitz M, Kreider BL, Insogna KL. THE PARATHYROID HORMONE-RELATED PROTEIN STIMULATES HUMAN OSTEOBLAST-LIKE CELLS TO SECRETE A 9,000 DALTON BONERESORBING PROTEIN. Endocrinology 1990, 126: 1783-1786. PMID: 2307127, DOI: 10.1210/endo-126-3-1783.Peer-Reviewed Original ResearchConceptsParathyroid hormone-related proteinBone-resorbing activityHormone-related proteinBone resorptionPTH/Bone-resorbing cytokinesIL-1GM-CSFSingle fractionSequential reverse-phase HPLCII cellsUntreated cellsKD fractionHuman osteoblast-like cellsResorptionSize-exclusion HPLCNgeqOsteoblast-like cellsSpecific activityCellsKD proteinOsteoblastsReversed-phase HPLCCytokinesPGE2