2002
Evidence that the IL-6/IL-6 Soluble Receptor Cytokine System Plays a Role in the Increased Skeletal Sensitivity to PTH in Estrogen-Deficient Women
Masiukiewicz US, Mitnick M, Gulanski BI, Insogna KL. Evidence that the IL-6/IL-6 Soluble Receptor Cytokine System Plays a Role in the Increased Skeletal Sensitivity to PTH in Estrogen-Deficient Women. The Journal Of Clinical Endocrinology & Metabolism 2002, 87: 2892-2898. PMID: 12050269, DOI: 10.1210/jcem.87.6.8577.Peer-Reviewed Original ResearchConceptsEstrogen-deficient womenIL-6/ILSkeletal sensitivityIL-6IL-6sREstrogen deficiencyCytokine systemIL-6 soluble receptorUrine N-telopeptideAction of PTHPrevious animal studiesNTx excretionPTH infusionPostmenopausal womenSerum calciumN-telopeptideCytokine productionTNF-alphaExaggerated increaseIL-1betaHormonal statusBaseline valuesSoluble receptorAnimal studiesColony-stimulating factor-1
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 Vivo1
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 Vivo1. Endocrinology 1999, 140: 4683-4690. DOI: 10.1210/en.140.10.4683.Peer-Reviewed Original ResearchBiochemical markers of bone resorptionMarkers of bone resorptionPTH-induced bone resorptionParathyroid hormoneBone resorptionInterleukin-6Biochemical markersPTH infusionResponse to PTH infusionCirculating levels of interleukin-6Action of PTH in vivoMarkers of bone formationResponse to PTHEffect of parathyroid hormoneLevels of interleukin-6Neutralization of interleukin-6Associated with markedly lower levelsParathyroid hormone-induced bone resorptionPTH in vivoBone resorbing actionPTH-induced changesRelease of calciumInterleukin-6 productionCytokine interleukin-6Paracrine factor(s