VitaminDandattainmentofpeakbonemassamongperipubertalFinnishgirls:a3-yprospectivestudy
...andmaintenanceofbonemass(4,5).Whenserum25(OH)Ddecreases,parathyroidhormone(PTH)concentrationsincrease,whichincreasestheriskofosteoclastactivityand,ultimately,ofboneresorption(6,7).BMDandbonemineralapparentdensity(BMAD;ing/cm3)aretheresultofthedynamicprocessofboneformationandboneresorption.Osteocalci...
医源资料库;在线期刊;美国临床营养学杂志;2002年76卷第6期第十一章 内分泌--第一节 概述
...胺类甲状腺C细胞降钙素CT三十二肽甲状旁腺甲状旁腺激素PTH蛋白质胰岛胰岛素 蛋白质 胰高血糖素 二十九肽 胰多肽 三十六肽 糖皮质激素(如皮质醇) 类固醇 盐皮激素(如醛固酮) 类固醇髓质肾上腺素E胺类 去...
医源资料库;医源图书馆;教材类;生理学OverviewofgeneralphysiologicfeaturesandfunctionsofvitaminD
...ammaticrepresentationoftheroleofthevitaminDhormoneandtheparathyroidhormone(PTH)inincreasingplasmacalciumconcentrationstopreventhypocalcemictetany(neuromuscular)andtoprovideformineralizationoftheskeleton.VITAMINDENDOCRINESYSTEMAdiagrammaticrepresentationoftheendocrineregulationofcalciumconcentrations...
医源资料库;在线期刊;美国临床营养学杂志;2004年80卷第6期Estimationofoptimalserumconcentrationsof25-hydroxyvitaminDformultiplehealthoutcomes
...ationhasbeentheconcentrationthatmaximallysuppressesserumparathyroidhormone(PTH).ThisisausefulcriterionbecausePTHpromotesboneloss,butfluctuationsrelatedtodiet(1,2),timeofday(3),renalfunction(1),andphysicalactivity(4)raiseconcernswithrespecttothisapproach.Estimatesofoptimal25(OH)Dconcentrationsreached...
医源资料库;在线期刊;美国临床营养学杂志;2006年84卷第1期Anthropometricindicatorsofbodycompositioninyoungadults:relationtosizeatbirthandserialmeasurementsofbodymassindexinchildhoodintheNewDe
...mference,andwaist-hipratiowerepositivelycorrelatedwithalltheriskfactorsexceptHDLcholesterol,forwhichthecorrelationwasnegative.Thesubscapular-tricepsratioshowedweakandmainlynonsignificantcorrelationswiththeriskfactors.Theindexesofleanmasswerealsopositivelycorrelatedwiththeriskfactors(negativelywithHD...
医源资料库;在线期刊;美国临床营养学杂志;2005年82卷第2期VitaminD,SheddingLightontheDevelopmentofDiseaseinPeripheralArteries
...edexposuretosunlight).23Someauthoritiesfeelthatfearoftoxicityhastendedtokeeptherecommendeddailyintakeat“woefullyinadequate“levels.24EpidemiologicalStudiesofVitaminDandArterialDiseaseDespiteanumberofarticlesoverthelast50yearsormorearguingthatvitaminDisariskfactorinatherosclerosis,25,26thepublishe...
医源资料库;在线期刊;动脉硬化血栓血管生物学杂志;2005年第25卷第1期ArgininevasopressinstimulatesH+-ATPaseinMDCKcellsviaV1(cellCa2+)andV2(cAMP)receptors
...PoggioliJ,PaillardM,andBicharaM.cAMP-dependentcontrolofNa+/H+antiportbyAVP,PTH,andPGE2inratmedullarythickascendinglimbcells.AmJPhysiolRenalFluidElectrolytePhysiol264:F354-F364,1993.BoronWFandDeWeerP.IntracellularpHtransientsinsquidgiantaxonscausedbyCO2,NH3,andmetabolicinhibitors.JGenPhysiol67:91-112...
医源资料库;在线期刊;美国生理学杂志;2004年第287卷第2期Sphingosine-1-PhosphatePreventsTumorNecrosisFactor-–MediatedMonocyteAdhesiontoAorticEndotheliuminMice
...um(theenzymethatgeneratesS1Pfromsphingosine),causingincreasedproductionofS1Pthatleadstoerk,c-jun,andNFBactivation.WealsoobservedNFBactivationinendotheliumbyS1Pconcentrationsof1μmol/Lorgreater(datanotshown).However,atconcentrationsofS1P500nM,wefoundnoactivationofNFB,andadecreaseinc-junactivationinre...
医源资料库;在线期刊;动脉硬化血栓血管生物学杂志;2005年第25卷第5期TransepithelialHCO3-absorptionisdefectiveinrenalthickascendinglimbsfromNa+/H+exchangerNHE1nullmutantmice
...PoggioliJ,PaillardM,andBicharaM.cAMP-dependentcontrolofNa+/H+antiportbyAVP,PTH,andPGE2inratmedullarythickascendinglimbcells.AmJPhysiolRenalFluidElectrolytePhysiol264:F354-F364,1993.BoronWFandBoulpaepEL.IntracellularpHregulationintherenalproximaltubuleofthesalamander.Na-Hexchange.JGenPhysiol81:29-52,...
医源资料库;在线期刊;美国生理学杂志;2004年第287卷第12期TRPV4asaflowsensorinflow-dependentK+secretionfromthecorticalcollectingduct
...romarabbitmedullarythickascendinglimb(19).Inaddition,theparathyroidhormone(PTH)-dependentluminalCa2+influxwasflowdependentlyincreasedviastretch-activatedCa2+-permeablecationchannelsintheluminalmembraneofrabbitCNTs(21).ItispossiblethatK+ionsweresecretedviamaxi-K+channelsthatwereactivatedbyluminalCa2+...
医源资料库;在线期刊;美国生理学杂志;2007年第290卷第2期