2021
An Unanticipated Role for Sphingosine Kinase-2 in Bone and in the Anabolic Effect of Parathyroid Hormone
Walker JM, Yao GQ, Siu E, Zhu M, Sun BH, Simpson C, Insogna KL. An Unanticipated Role for Sphingosine Kinase-2 in Bone and in the Anabolic Effect of Parathyroid Hormone. Endocrinology 2021, 162: bqab042. PMID: 33640975, PMCID: PMC8095390, DOI: 10.1210/endocr/bqab042.Peer-Reviewed Original ResearchConceptsSphk2-/- miceParathyroid hormoneAnabolic responseFemoral trabecular BV/TVLower spinal bone mineral densityTrabecular BV/TVSpinal bone mineral densityDaily parathyroid hormoneFemoral bone volumeSuppression of sclerostinEnd of treatmentNormal bone massBone mineral densityNormal bone remodelingRole of SphK1BV/TVFemale control animalsSphingosine kinase 2Sphingosine kinaseControl miceLow BMDAnabolic effectsBone massMineral densityControl animals
2018
Associations among circulating colony-stimulating factor-1, estrogen, and bone mineral density in postmenopausal women
Haas AV, Cong E, Simpson CA, Sukumar N, Deng Y, Insogna KL. Associations among circulating colony-stimulating factor-1, estrogen, and bone mineral density in postmenopausal women. Menopause The Journal Of The North American Menopause Society 2018, 25: 197-201. PMID: 28816930, DOI: 10.1097/gme.0000000000000974.Peer-Reviewed Original ResearchConceptsBone mineral densityEstrogen-deficient womenMineral densityBone lossColony-stimulating factor-1Kronos Early Estrogen Prevention StudyPostmenopausal bone lossPlacebo-controlled studyOsteoclastic bone resorptionFactor 1CSF-1 levelsCSF-1Estrogen replacementEstrogen therapyPlacebo groupPostmenopausal womenCardiovascular endpointsSerum levelsFemoral neckBone resorptionPrevention StudyAncillary studiesTreatment groupsWomenSignificant correlation