蔬菜中有機磷及氨基甲酸酯農藥殘留量的簡易檢驗方法酶抑制法
...3.2緩衝液:, pH7.71磷酸鹽緩衝液: A液:1/15mol/L磷酸氫二鈉溶液:稱取磷酸氫二鈉(Na2HP04?12H20)2.3876g加水定容至100mL。 B液1/15mol/L磷酸二氫鉀溶液:稱取磷酸二氫鉀0.9078g加水定容至100mL。 取A液90mL、B液10m...
藥品天地;專業藥學;實驗技術;色譜技術;色譜分析實例DiscrepanciesBetweenNitroglycerinandNO-ReleasingDrugsonMitochondrialOxygenConsumption,Vasoactivity,andtheReleaseofNO
...antlygassedwith12%O2,5%CO2,and83%N2,producinganO2concentrationof12to13x10eC5mol/Linthebath,whichwasmonitoredwithadissolvedO2meter(ISO2;WorldPrecisionInstruments,Stevenage,Herts,UK).ThislevelofO2issimilartothatpresentintheaorticblood.13Followinganequilibrationperiodof75to90minutes,ringsweresubmaximal...
醫源資料庫;在線期刊;循環研究雜誌;2005年第95卷第11期Long-TermInhibitionofRhoAAttenuatesVascularContractilitybyEnhancingEndothelialNOProductioninanIntactRabbitMesentericArtery
...ityintheisolatedrabbitmesentericartery.Exvivotreatmentofthestripswith3x10eC5mol/Lsimvastatinandfluvastatinfor24to30hourssignificantlyattenuatedthecontractileresponsetophenylephrineandhighK+inthepresenceofendothelium.TheadditionofN-nitro-L-argininemethylesterandtheremovalofendotheliumabolishedtheatte...
醫源資料庫;在線期刊;循環研究雜誌;2005年第95卷第5期ConstrictorandDilatorEffectsofAngiotensinIIonCerebralArterioles
...mol/L)intheabsenceandpresenceoftheconvertingenzymeinhibitor,captopril(10–5mol/L)incerebralarteriolesofmaleWistarrats(open-skullpreparation),andthoseofAngII(3.10–12to3.10–6mol/L)intheabsenceandpresenceoftheAngIIreceptor(AT1)antagonist,telmisartan(10–5mol/L)ortheAT2antagonist,PD123319(10–5mo...
醫源資料庫;在線期刊;中風學雜誌;2005年第36卷第12期阿米替林對缺血損傷神經元bcl2和bax表達的影響
...進缺氧神經細胞產生bcl2,並減少bax的產生。Ami10-7~10-5mol·L-1能不同程度地減輕上述損傷性變化。結論Ami對神經細胞“缺血”性損傷有保護作用,其抗凋亡機制可能與增加bcl2表達,下調bax表達有關。【關鍵詞】阿米替林神經...
醫源資料庫;在線期刊;濱州醫學院學報;2008年第31卷第4期常用的電泳緩衝液
...ltris-乙酸50×:242gtris鹼 0.001mol/ledta57.1ml冰乙酸 100ml0.5mol/ledta(ph8.0)tris-磷酸(tpe)1×:0.09mol/ltris-磷酸10×:10gtris鹼 0.002mol/ledta15.5ml85%磷酸(1.679g/ml) 40ml0.5mol/ledta(ph8.0)tris-硼酸(tbe)a0.5×0.045mol/ltris-硼酸5×:54gtris鹼 0.0...
醫藥經濟;生物技術;實驗技術;實驗室試劑儀器CardiacGlycosidesRegulateEndothelialTissueFactorExpressioninCulture
...;inducedendothelialTFproteinexpression;maximalinhibitionoccurredat10–5mol/L,reachedmorethan70%,andwasobservedthroughoutthe5hoursstimulationperiod.ThedecreaseinproteinexpressionwasparalleledbyareducedTFsurfaceactivity.Similarly,loweringofextracellularpotassiumconcentrationinhibitedTNF-–in...
醫源資料庫;在線期刊;動脈硬化血栓血管生物學雜誌;2007年第27卷第12期ADefectofNeuronalNitricOxideSynthaseIncreasesXanthineOxidase-DerivedSuperoxideAnionandAttenuatestheControlofMyocardialOxygenConsumptionby
...ramethyl-piperidine1-oxyl(Tempol),10eC4mol/Loxypurinol,aninhibitorofXO,10eC5mol/Lapocynin,aninhibitorofNAD(P)Hoxidaseactivation,or5x10eC5mol/LSB203580,aninhibitorofp38kinase.InhibitionofMVO2byExogenousNOinWTandnNOSeC/eCMiceS-nitroso-N-acetylpenicillamine(SNAP)wasusedasaNOdonor.Afterbaselineswerereco...
醫源資料庫;在線期刊;循環研究雜誌;2005年第95卷第2期NicotineEnhancesAngiotensinII-InducedMitogenicResponseinVascularSmoothMuscleCellsandFibroblasts
...ioninbothVSMCandadventitialfibroblasts;however,itinhibitedDNAsynthesisat10-5mol/L(FigureIA,availableonlineathttp://atvb.ahajournals.org).Therefore,thepatternofDNAsynthesisinresponsetonicotinewasbimodal,withstimulationatlownicotineconcentrations(10-6mol/L)andinhibitionathighnicotineconcentrations(10-...
醫源資料庫;在線期刊;動脈硬化血栓血管生物學雜誌;2004年第24卷第1期第三節 沉澱-溶解平衡
...12)比CaCO3的溶度積(Ksp=2.8×10-9)小,但Ag2CrO4的溶解度(6.5×10-5mol·L-1)卻比CaCO3的溶解度(5.29×10-5mol·L-1)大.因此,從Ksp大小比較溶解度大小時,只有在同類型的電解質之間才能直接比較,否則要通過計算,下面舉例說明溶解度和溶度積...
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