2022
Differing effects of oral conjugated equine estrogen and transdermal estradiol on vitamin D metabolism in postmenopausal women: a 4-year longitudinal study
Santoro AM, Simpson CA, Cong E, Haas A, Sullivan RR, Parziale S, Deng Y, Insogna KL. Differing effects of oral conjugated equine estrogen and transdermal estradiol on vitamin D metabolism in postmenopausal women: a 4-year longitudinal study. Menopause The Journal Of The North American Menopause Society 2022, 29: 1200-1203. PMID: 35969885, DOI: 10.1097/gme.0000000000002045.Peer-Reviewed Original ResearchConceptsTransdermal estradiol groupConjugated equine estrogensVitamin D metabolismTransdermal estradiolEquine estrogensPostmenopausal womenEstradiol groupTreatment armsD metabolismVitamin DD levelsKronos Early Estrogen Prevention StudyConjugated equine estrogen groupOral conjugated equine estrogenVitamin D insufficientLeast square mean valuesEstrogen groupMicronized progesteroneEstrogen replacementPrevention StudySignificant treatment effectStudy groupTreatment groupsShort-term benefitsTreatment assignment
2021
Update on Osteoporosis Screening and Management
Anam AK, Insogna K. Update on Osteoporosis Screening and Management. Medical Clinics Of North America 2021, 105: 1117-1134. PMID: 34688418, DOI: 10.1016/j.mcna.2021.05.016.ChaptersConceptsLimited alcohol intakeNew anabolic therapiesLow bone massDual-energy X-ray absorptiometry measurementsBone mineral densityMetabolic bone diseasePostmenopausal womenAnabolic therapyFragility fracturesMicroarchitectural deteriorationSevere osteoporosisBone healthAlcohol intakeOsteoporosis screeningSmoking cessationVitamin DMineral densityPharmacologic agentsBone massBone diseaseHigh riskAbsorptiometry measurementsGold standardOsteoporosisBone tissue
2018
Chapter 83 The Hypocalcemic Disorders
Gafni R, Insogna K, Carpenter T. Chapter 83 The Hypocalcemic Disorders. 2018, 527-547. DOI: 10.1016/b978-0-12-809963-6.00083-3.ChaptersHypocalcemic disordersParathyroid hormoneVitamin DHypocalcemic conditionsLong-term managementPTH secretionChronic hypocalcemiaNarrow normal rangeCalciotropic hormonesFunctional etiologyClinical manifestationsVitamin D.PTH actionHomeostatic disturbancesNormal rangePhysiologic consequencesClinical scenariosHypocalcemiaMetabolic activationDisordersMolecular actionsEtiologyHormoneFunctional mechanismsTherapy
2016
Longitudinal increase in vitamin D binding protein levels after initiation of tenofovir/lamivudine/efavirenz among individuals with HIV
Hsieh E, Fraenkel L, Han Y, Xia W, Insogna KL, Yin MT, Zhu T, Cheng X, Li T. Longitudinal increase in vitamin D binding protein levels after initiation of tenofovir/lamivudine/efavirenz among individuals with HIV. AIDS 2016, 30: 1935-1942. PMID: 27124896, PMCID: PMC4949136, DOI: 10.1097/qad.0000000000001131.Peer-Reviewed Original ResearchConceptsTenofovir disoproxil fumarateVitamin DProcollagen type 1 N-terminal propeptideInitiation of TDFTenofovir/lamivudine/efavirenzVitamin D binding protein (VDBP) levelsCollagen type 1 cross-linked C-telopeptideIntact parathyroid hormone levelsCross-linked C-telopeptideIntact parathyroid hormoneParathyroid hormone levelsTotal procollagen type 1 N-terminal propeptideBinding protein levelsProtein levelsMulticenter clinical trialPlasma samplesOngoing multicenter clinical trialsN-terminal propeptideClinical characteristicsParathyroid hormoneBone lossFormation markersDisoproxil fumarateC-telopeptideBone resorptionLongitudinal increase in vitamin D binding protein levels after initiation of tenofovir/lamivudine/efavirenz therapy among HIV-infected individuals
Hsieh E, Fraenkel L, Han Y, Xia W, Insogna K, Yin M, Zhu T, Cheng X, Li T. Longitudinal increase in vitamin D binding protein levels after initiation of tenofovir/lamivudine/efavirenz therapy among HIV-infected individuals. Bone Abstracts 2016 DOI: 10.1530/boneabs.5.op20.Peer-Reviewed Original ResearchLongitudinal increase in vitamin D binding protein levels after initiation of tenofovir/lamivudine/efavirenz therapy among HIV-infected individuals
Hsieh E, Fraenkel L, Han Y, Xia W, Insogna K, Yin M, Zhu T, Cheng X, Li T. Longitudinal increase in vitamin D binding protein levels after initiation of tenofovir/lamivudine/efavirenz therapy among HIV-infected individuals. Bone Abstracts 2016 DOI: 10.1530/boneabs.5.p337.Peer-Reviewed Original Research
2015
Dietary Protein and Vitamin D Intake and Risk of Falls: A Secondary Analysis of Postmenopausal Women from the Study of Osteoporotic Fractures
Larocque SC, Kerstetter JE, Cauley JA, Insogna KL, Ensrud K, Lui LY, Allore HG. Dietary Protein and Vitamin D Intake and Risk of Falls: A Secondary Analysis of Postmenopausal Women from the Study of Osteoporotic Fractures. Journal Of Nutrition In Gerontology And Geriatrics 2015, 34: 305-318. PMID: 26267443, PMCID: PMC4547350, DOI: 10.1080/21551197.2015.1054574.Peer-Reviewed Original ResearchConceptsVitamin D intakeVitamin DD intakePostmenopausal womenOsteoporotic fracturesDietary proteinOdds ratioOlder adultsFood frequency questionnaireRisk of fallsOccurrence of fallsIncident fallsFrequency questionnaireProspective cohortHip fractureMusculoskeletal healthInadequate intakeAdequate intakeOlder womenProtein intakeMuscle massSecondary analysisLogistic regressionIntakeWomen
2014
Mutations in SLC34A3/NPT2c Are Associated with Kidney Stones and Nephrocalcinosis
Dasgupta D, Wee MJ, Reyes M, Li Y, Simm PJ, Sharma A, Schlingmann KP, Janner M, Biggin A, Lazier J, Gessner M, Chrysis D, Tuchman S, Baluarte HJ, Levine MA, Tiosano D, Insogna K, Hanley DA, Carpenter TO, Ichikawa S, Hoppe B, Konrad M, Sävendahl L, Munns CF, Lee H, Jüppner H, Bergwitz C. Mutations in SLC34A3/NPT2c Are Associated with Kidney Stones and Nephrocalcinosis. Journal Of The American Society Of Nephrology 2014, 25: 2366-2375. PMID: 24700880, PMCID: PMC4178443, DOI: 10.1681/asn.2013101085.Peer-Reviewed Original ResearchConceptsIdiopathic hypercalciuriaDecreased tubular reabsorption of phosphateIncreased risk of kidney stone formationSerum 1,25(OH)2 vitamin DTubular reabsorption of phosphateAssociated with kidney stonesVitamin D levelsSolute carrier family 34Renal phosphate wastingDecreased serum phosphateHereditary hypophosphatemic ricketsHealthy family membersReabsorption of phosphateRisk of kidney stone formationRickets/osteomalaciaDecreased tubular reabsorptionKidney stone formationSLC34A3 mutationsIndependent of genotypeMedullary nephrocalcinosisSerum phosphateVitamin DDependent phosphate cotransporterTubular reabsorptionD levels
2011
Dietary Protein’s Impact on Skeletal Health
Surdykowski A, Kenney A, Insogna K, Kerstetter J. Dietary Protein’s Impact on Skeletal Health. 2011, 237-246. DOI: 10.1201/b11228-18.Peer-Reviewed Original ResearchInsulin-like growth factor-1Skeletal healthLoss of calciumUrinary calcium excretionIntestinal calcium absorptionNegative calcium balanceGrowth factor-1Skeletal storesCalcium excretionVitamin DDietary calciumMuscle strengthCalcium absorptionCalcium metabolismSystemic acidosisBone balanceCalcium balanceHigh intakeDietary proteinFactor 1HealthIntense investigationCalciumProtein impactMetabolismDietary protein and skeletal health: a review of recent human research
Kerstetter JE, Kenny AM, Insogna KL. Dietary protein and skeletal health: a review of recent human research. Current Opinion In Lipidology 2011, 22: 16-20. PMID: 21102327, PMCID: PMC4659357, DOI: 10.1097/mol.0b013e3283419441.BooksConceptsSkeletal healthBone healthDietary proteinBone resorptionCalcium retentionInsulin-like growth factor-1Recent human researchOsteoclastic bone resorptionBone mineral densityHigh protein intakeLean body massGrowth factor-1High-protein dietMeta-analysis studyVitamin DDietary calciumCalcium absorptionCalcium metabolismBone metabolismClinical trialsMineral densityBone balanceBone massMetabolic acid loadSystemic pHChapter 59 The Hypocalcemic Disorders Differential Diagnosis and Therapeutic Use of Vitamin D
Carpenter T, Insogna K. Chapter 59 The Hypocalcemic Disorders Differential Diagnosis and Therapeutic Use of Vitamin D. 2011, 1091-1106. DOI: 10.1016/b978-0-12-381978-9.10059-9.ChaptersTotal serum calcium concentrationCalcium concentrationSerum calcium concentrationTotal serum calciumDL declineSecondary hyperparathyroidismSerum calciumSkeletal consequencesVitamin DCalcium measuresClinical guidelinesDifferential diagnosisMineralization defectNormal individualsTherapeutic useHypocalcemiaSerum albuminExtracellular fluidCalcium deficiencyDlCalciumAlbuminHyperparathyroidismHypokalemiaHypoparathyroidism
2010
Optimizing bone health in older adults: the importance of dietary protein
Surdykowski AK, Kenny AM, Insogna KL, Kerstetter JE. Optimizing bone health in older adults: the importance of dietary protein. Aging Health 2010, 6: 345-357. PMID: 20657805, PMCID: PMC2907525, DOI: 10.2217/ahe.10.16.BooksBone healthBone lossDietary proteinAge-related bone lossDietary protein recommendationsSkeletal healthVitamin DDietary calciumMuscle strengthCalcium absorptionCalcium metabolismBone balanceIGF-1Protein intakeProtein recommendationsOlder adultsHealthModerate increasePivotal roleOsteoporosisProtein contributesProteinIntakeSix Weeks of a Low Protein Diet Impairs Calcium Homeostasis
Sullivan R, Rosewater I, Caseria D, O'Brien K, Kerstetter J, Insogna K. Six Weeks of a Low Protein Diet Impairs Calcium Homeostasis. The FASEB Journal 2010, 24: lb356-lb356. DOI: 10.1096/fasebj.24.1_supplement.lb356.Peer-Reviewed Original ResearchLow-protein dietProtein dietCalcium absorptionDual-stable calcium isotopesImpairs calcium homeostasisIntestinal calcium absorptionNegative bone balanceWeek 6.5Diet intervention trialLong-term ingestionUrinary calciumMetabolic kitchenBone lossVitamin DIntervention trialsStable calcium isotopesCalcium metabolismBone resorptionBone balanceIntestinal absorptionWeek 1Skeletal turnoverCalcium homeostasisMineral homeostasisYoung women
1993
Secondary Hyperparathyroidism in Patients With Ichthyosis Is Not Caused by Vitamin D Deficiency or Ingestion of Retinoids
Milstone L, Bale S, Insogna K. Secondary Hyperparathyroidism in Patients With Ichthyosis Is Not Caused by Vitamin D Deficiency or Ingestion of Retinoids. JAMA Dermatology 1993, 129: 648-648. PMID: 8481031, DOI: 10.1001/archderm.1993.01680260120024.Peer-Reviewed Original ResearchConceptsSecondary hyperparathyroidismParathyroid hormoneVitamin DSerum PTH valuesVitamin D deficiencyDisorders of keratinizationNonbullous ichthyosiform erythrodermaD deficiencyPTH levelsPTH valuesClinical findingsBiopsy specimensPatientsDarier's diseaseIchthyosis vulgarisIchthyosiform erythrodermaPlasma samplesLamellar ichthyosisHyperparathyroidismEpidermolytic hyperkeratosisSeparate groupsDiseaseIchthyosisInheritance patternNew Haven
1982
Influence of pregnancy on immunoreactive parathyroid hormone levels
Gillette M, Insogna K, Lewis A, Baran D. Influence of pregnancy on immunoreactive parathyroid hormone levels. Calcified Tissue International 1982, 34: 9-12. PMID: 6279256, DOI: 10.1007/bf02411200.Peer-Reviewed Original ResearchConceptsImmunoreactive PTHTubular maximum phosphate reabsorptionImmunoreactive parathyroid hormone levelsAge-matched female controlsHealthy pregnant patientsNephrogenous cAMP excretionParathyroid hormone metabolismHealthy age-matched female controlsParathyroid hormone levelsInfluence of pregnancySignificant increaseBiological effectsIPTH levelsPregnant patientsCreatinine clearanceUrinary calciumCreatinine ratioPTH metabolismSerum calciumSerum phosphorusThird trimesterVitamin DBlood levelsBone resorptionPhosphate reabsorption