2001
Parathyroid hormone induces hepatic production of bioactive interleukin-6 and its soluble receptor
Mitnick M, Grey A, Masiukiewicz U, Bartkiewicz M, Rios-Velez L, Friedman S, Xu L, Horowitz M, Insogna K. Parathyroid hormone induces hepatic production of bioactive interleukin-6 and its soluble receptor. AJP Endocrinology And Metabolism 2001, 280: e405-e412. PMID: 11171594, DOI: 10.1152/ajpendo.2001.280.3.e405.Peer-Reviewed Original ResearchConceptsInterleukin-6IL-6sRParathyroid hormoneSoluble receptorBioactive interleukin-6Hepatic IL-6 productionBioactive IL-6IL-6 productionType 1 receptorHepatic stellate cellsDose-dependent productionIsolated rat liverHepatic endothelial cellsIL-6sR.Serum levelsBone resorptionHepatic productionEndocrine effectsKupffer cellsStellate cellsPTHImportant mediatorEndothelial cellsLiverHormone
2000
Estrogen Modulates Parathyroid Hormone-Induced Interleukin-6 Production in Vivo and in Vitro*
Masiukiewicz U, Mitnick M, Grey A, Insogna K. Estrogen Modulates Parathyroid Hormone-Induced Interleukin-6 Production in Vivo and in Vitro*. Endocrinology 2000, 141: 2526-2531. DOI: 10.1210/en.141.7.2526.Peer-Reviewed Original ResearchCirculating levels of IL-6Levels of IL-6PTH-induced bone resorptionEstrogen-deficient stateIL-6Circulating levelsIL-6 productionPTH infusionEstrogen withdrawalBone resorptionResponse to PTH infusionChronic PTH excessEstrogen-replete conditionsTreated with PTHBone turnover markersInfusion of PTHBone resorption markersResponse to PTHEffect of PTHAbsence of estrogenRelease of IL-6Short-term infusionEstrogen-treated animalsInterleukin (IL)-6Collagen cross-linking
1999
A Role for Interleukin-6 in Parathyroid Hormone-Induced Bone Resorption in Vivo
Grey A, Mitnick M, Masiukiewicz U, Sun B, Rudikoff S, Jilka R, Manolagas S, Insogna K. A Role for Interleukin-6 in Parathyroid Hormone-Induced Bone Resorption in Vivo. Endocrinology 1999, 140: 4683-4690. PMID: 10499526, DOI: 10.1210/endo.140.10.7036.Peer-Reviewed Original ResearchConceptsParathyroid hormoneInterleukin-6Bone resorptionBiochemical markersPTH infusionEffect of PTHIL-6 productionCytokine interleukin-6Bone-resorbing cellsRelease of calciumPrimary hyperparathyroidismSerum levelsOsteoblastic cellsParacrine agentsCalcium homeostasisExperimental animalsPermissive roleChronic deficiencyResorptionImportant mediatorSystemic levelsBone formationRegulatory effectsInfusionMarkers