曹妃甸工业区建设初期环境状况调查与评价
...(Cd)、铅(Pb)等8种重金属指标,通过计算单项指数和综合指数对各采样点和工业区作出评价。结果各采样点以及整个工业区空气中各种污染物浓度均未超标,空气质量分级为Ⅰ级,空气质量清洁;码头表层海水总As超标,单...
医源资料库;在线期刊;中国煤炭工业医学杂志;2006年第9卷第12期慢性肺源性心脏病急性加重期氧代谢变化
...急性加重期及缓解期分别测定血流动力学、PaO2、氧输送(DO2)、氧耗量(VO2)、动静脉血氧含量差[C(a-v)O2]、红细胞滤过指数(IF)及2,3-二磷酸甘油酸(2,3-DPG)含量,比较其差异并进行相关性分析。结果①肺心病急性加重期与缓解期DO2分...
行业资讯;临床快报;呼吸系统相关肝硬化病人肝移植术中脑氧代谢的变化
...静脉血氧含量(CjvO2)、动-颈静脉血氧含量差(Ca-jvO2)、氧供(DO2)、氧耗(VO2)、脑氧摄取率(CERO2)、脑血流/脑氧代谢率比值(CBF/CMRO2)。结果与基础值比较,切肝前、新肝期及术毕CO升高,无肝期CO降低;术中Hb、CaO2、Ca-jvO2、CERO2均降低,S...
行业资讯;临床快报;器官移植自由体积理论
...合物中的自扩散系数D1,它和浓度和温度相关。(3)此处Do是常指数因子,E是每摩尔的活化能(即一分子需要克服的它临近分子所需的吸引力),R是理想气体常数,T是绝对温度,γ是用来校正折叠自由体积的折叠因子,ωi是组...
药品天地;专业药学;实验技术;色谱技术;色谱入门UseofDipsticksforRapidDiagnosisofCholeraCausedbyVibriocholeraeO1andO139fromRectalSwabs
...recentlydevelopeddipsticksfortherapiddetectionofVibriocholeraeserotypesO1andO139fromrectalswabsofhospitalizeddiarrhealpatientsafterenrichmentfor4hinalkalinepeptonewater.Thesensitivityandspecificityofthedipstickswereabove92and91%,respectively.Thedipsticksrepresentthefirstrapidtestwhichhasbeensuccessf...
医源资料库;在线期刊;微生物临床杂志;2003年第41卷第8期Sequentialdevelopmentofinterleukin2–dependenteffectorandregulatoryTcellsinresponsetoendogenoussystemicantigen
...Transferofnaiveantigen-specificCD4+Tcellsintolymphopenicmicethatexpressanendogenousantigenasasystemic,secretedproteinresultsinsevereautoimmunityresemblinggraft-versus-hostdisease.Tcellsthatrespondtothisendogenousantigendevelopintoeffectorcellsthatcausethedisease.Recoveryfromthisdiseaseisassociatedwi...
医源资料库;在线期刊;实验医学杂志;2005年第202卷第10期CD4+Tcellsthatenterthedraininglymphnodesafterantigeninjectionparticipateintheprimaryresponseandbecomecentral–memorycells
...bbreviationused:HA,hemagglutinin.A.A.Itano‘spresentaddressisAmgen,ThousandOaks,CA91320.NaiveTlymphocytesareactivatedthroughtheirTCRsbypeptide–MHCcomplexesdisplayedondendriticcellsinsecondarylymphoidtissue(1).Uponactivation,Tcellsundergorapidproliferation,differentiatingintoeffectorscapableofmigr...
医源资料库;在线期刊;实验医学杂志;2006年第203卷第4期Teaching,learning,doing:bestpracticesineducation
...tHarvardMedicalSchoolisdevelopingbestpracticesinteachingthatwillequipfuturedoctorstoreducehealthilliteracyandpromotepositivechangesinthinkingandbehaviorintheirpatients.Modelsofhowpeoplelearncanhelpphysiciansselecttasks,questions,andpromptsthatadvanceteachingandlearning.Tokeepandusenewinformation,adu...
医源资料库;在线期刊;美国临床营养学杂志;2005年82卷第1期AcutedecreaseinrenalmicrovascularPO2duringacutenormovolemichemodilution
...摘要】LargedifferencesinthetoleranceoforgansystemstoconditionsofdecreasedO2deliverysuchashemodilutionexist.Thekidneyreceives25%ofthecardiacoutputandO2deliveryisinexcessoftheoxygendemandundernormalcircumstances.Inaratmodelofacutenormovolemichemodilution(ANH),westudiedtheeffectofreducedhematocriton...
医源资料库;在线期刊;美国生理学杂志;2007年第290卷第2期RecoveryFromAphasiaAfterHemicraniectomyforInfarctionoftheSpeech-DominantHemisphere
...scontroversyregardingtheuseofthismethodinpatientswithinfarctionofthespeech-dominanthemisphere.Methods—In14patientswithinfarctionofthedominanthemisphereandsubsequenttreatmentwithhemicraniectomy,recoveryfromaphasicsymptomswasevaluatedretrospectively.Agroupofpatientswhoweretreatedbetween1994and2003in...
医源资料库;在线期刊;中风学杂志;2005年第36卷第4期