2001
IL-6 negatively regulates IL-11 production in vitro and in vivo.
Nakchbandi I, Mitnick M, Masiukiewicz U, Sun B, Insogna K. IL-6 negatively regulates IL-11 production in vitro and in vivo. Endocrinology 2001, 142: 3850-6. PMID: 11517162, DOI: 10.1210/endo.142.9.8368.Peer-Reviewed Original ResearchConceptsIL-11 productionIL-6IL-11Bone resorptionOsteoclast formationIL-6 levelsIL-11 levelsFive-day infusionPTH excessPrimary hyperparathyroidismSerum levelsResorptive responseParathyroid adenomectomyPretreatment of cellsHuman PTHNonimmune serumPTHEffect of pretreatmentMRNA levelsSteady-state mRNA levelsPatientsCytokinesHuman osteoblast-like cellsResorptionSaos-2 cells
1992
Parathyroid hormone‐related protein stimulates prostaglandin E2 release from human osteoblast‐like cells: Modulating effect of peptide length
Mitnick M, Isales C, Paliwal I, Insogna K. Parathyroid hormone‐related protein stimulates prostaglandin E2 release from human osteoblast‐like cells: Modulating effect of peptide length. Journal Of Bone And Mineral Research 1992, 7: 887-896. PMID: 1332431, DOI: 10.1002/jbmr.5650070805.Peer-Reviewed Original ResearchConceptsCyclic AMP accumulationPGE2 releaseAMP accumulationCultured fetal rat long bonesFetal rat long bonesSaos-2 cellsBone resorptive actionProstaglandin E2 secretionBone-active cytokineHormone-related proteinPrimary human bone cell culturesRelease of PGE2Prostaglandin E2 releaseEffects of PTHrPRat long bonesForm of PTHrPHuman osteoblast-like cellsMalignancy syndromeE2 secretionHumoral hypercalcemiaBasal secretionPGE2 secretionE2 releaseOsteoblast-like cellsPTHrP
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