一氧化氮—一氧化氮合酶系统与骨折愈合
...抑制骨吸收。001mmolL1的硝普盐还可抑制甲状旁腺(PTH)刺激骨吸收。虽然NO在骨的产生与细胞内的cGMP蓄积有关,但cGMP的类似物可能对骨吸收没有直接作用。 基础浓度的NO是维持OC正常骨吸收功能所必需,适当低浓度NO可...
医源资料库;在线期刊;中国矫形外科杂志;2006年第14卷第10期钙剂与临床应用
...水平下降,对甲状旁腺的抑制作用减弱,使甲状旁腺素(PTH)分泌增加,破骨细胞活动增加,加速骨骼中的钙流失,导致骨质疏松症。口服尼尔雌醇片加乐力钙对绝经后骨质疏松症患者总有效率达100%,优于不加乐力钙的对照组...
医源资料库;在线期刊;中国热带医学杂志;2007年第7卷第7期Nutritionalrickets:deficiencyofvitaminD,calcium,orboth?
...sduringthesummermonths(36)andseasonalfluctuationsinserumparathyroidhormone(PTH)(37)and1,25-dihydroxyvitaminD[1,25(OH)2D](38)concentrationsinassociationwithchangesinserum25(OH)Dconcentrations.ClinicalvitaminDdeficiencyricketsalsoiswellrecognizedtohaveseasonalfluctuationsinprevalence,withthehighestpre...
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IncreasingPeripheralArteryIntimaThicknessFromChildhoodtoSeniority
...ndconsequentlya3-foldincreaseinresolution,thereisalimitationofpenetrationdepth.Hence,intermsofvisualizationofthecarotidartery,theprevailingVisualsonicsystemdoesnotallowanalysisatsuchdepth.Riskfactorslikesmoking,bloodpressure,inflammationmarkers,andcholesterolscorrelatetothetraditionalcarotidIMT.Itwo...
医源资料库;在线期刊;动脉硬化血栓血管生物学杂志;2007年第27卷第3期庚型肝炎病毒致病性研究进展
...4 10feinmanSU,KimjP,BlajehmanmAetal.Posttrans-fusionhepatitsG(PTH-G).Hepatology,1996;24(pt2):415A 11wuRR,Mizokamim,CaoKetal.GBvirusC/hepatitisGvirusinfectioninsouthernChina.JInfectDis,1997;175(1):168 12marroaeA,ShibjWK.Makatsujiyetal.Hep...
合作平台;医学论文;基础医学论文;微生物学MutationoftheDRYMotifRevealsDifferentStructuralRequirementsfortheCCChemokineReceptor5-MediatedSignalingandReceptorEndocytosis
...orsignaling:implicationsfortherapeuticinterventionsinvolvingGs.JPharmacolExpTher294:407eC412.PeiG,SamamaP,LohseM,WangM,CodinaJ,andLefkowitzRJ(1994)Aconstitutivelyactivemutant2-adrenergicreceptorisconstitutivelydesensitizedandphosphorylated.ProcNatlAcadSciUSA91:2699eC2702.Pollok-KoppB,SchwarzeK,Barad...
医源资料库;在线期刊;分子药理学杂志;2005年第67卷第6期VitaminDandbonemineraldensitystatusofhealthyschoolchildreninnorthernIndia
...01).Meanforearmbonemineraldensitywassignificantly(P0.01)higherintheUSESgroupthanintheLSESgroup.Conclusion:AhighprevalenceofclinicalandbiochemicalhypovitaminosisDexistsinapparentlyhealthyschoolchildreninnorthernIndia.KeyWords:Rickets25-hydroxyvitaminD25(OH)Dimmunoreactiveparathyroid...
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Efficacyofdailyandmonthlyhigh-dosecalciferolinvitaminDdeficientnulliparousandlactatingwomen
...)DconcentrationsweremeasuredwiththeuseofHPLC.Serumintactparathyroidhormone(PTH)wasmeasuredbyusinganimmunoradiometricassay(DiagnosticProductsCorporation,LosAngeles,CA).Theintra-andinterassayCVswere6%and5.1%,respectively.StatisticalanalysisDatawereanalyzedbyusingbothSPSS(version13;SPSSInc,Chicago,IL)a...
医源资料库;在线期刊;美国临床营养学杂志;2007年85卷第6期Fluorideexposureandbonestatusinpatientswithchronicintestinalfailurewhoarereceivinghomeparenteralnutrition
...ie,serumcalciumandphosphorus,25-hydroxyvitamin[25(OH)D],parathyroidhormone(PTH),osteocalcin,aluminum,andurinaryß-isomerizedC-terminaltelopeptideofcollagentypeI(collagencross-laps).Adetailedquestionnaireconcerningdiet,theamountandcompositionofthebottledwaterconsumed,theuseoftoothpaste,andmedicat...
医源资料库;在线期刊;美国临床营养学杂志;2006年83卷第6期HypovitaminosisDprevalenceanddeterminantsamongAfricanAmericanandwhitewomenofreproductiveage:thirdNationalHealthandNutritionExaminationSurv
...nmol/L(15ng/mL).Studiesinolderwhitepopulationsshowedthatparathyroidhormone(PTH)concentrationsrisewhen25(OH)Dconcentrationsfallbelow37.5nmol/L,providingsupportforthiscutoffindeterminingvitaminDadequacy(2427).Astudyof35patientsaged4983yindicatedthatPTHconcentrationsrisewhen25(OH)Dconcentra...
医源资料库;在线期刊;美国临床营养学杂志;2002年76卷第1期