AIDfrombonyfishcatalyzesclassswitchrecombination
...rintheevolutionoftheadaptiveimmunesystem.Itisabsentincartilaginousandbonyfish,anditiscommontoalltetrapods.Classswitchingisinitiatedbyactivation-inducedcytidinedeaminase(AID),anenzymeexpressedincartilaginousandbonyfishthatisalsorequiredforsomatichypermutation.FishAIDdiffersfromorthologsfoundintetrapo...
医源资料库;在线期刊;实验医学杂志;2005年第202卷第6期安蓝风湿药液急性毒性实验和镇痛作用的研究
...并见。方中以鬼毛针配蚂蚁活血通络止痛,绞股蓝、蚂蚁补肝肾,强筋骨,三药合用祛邪扶正共为君药;半夏、天南星祛痰,助鬼毛针、蚂蚁使痰瘀不能互结,淫羊藿助君药补肝肾、强筋骨、祛风湿,增加主药疗效,故半夏、天...
医源资料库;在线期刊;中华医药杂志;2007年第7卷第9期丙型肝炎病毒包膜蛋白E2人源单链可变区抗体的筛选与鉴定
... Tab.1Enrichmentofphagemidbybiopanningtechnique筛选次数噬菌粒数产出率/总的噬菌体粒数投入 捕获第1轮 2.0×1013 2.0×108 1.0×10-5第2轮 ...
合作平台;医学论文;临床医学与专科论文;检验医学ReactiveOxygenSpeciesandp38Mitogen-ActivatedProteinKinaseActivateBaxtoInduceMitochondrialCytochromecReleaseandApoptosisinResponsetoMalona
...oxintostudyneurodegenerationinHuntington‘sdiseaseandischemicstroke.Wehaveshownpreviouslythatmalonateincreasedreactiveoxygenspecies(ROS)productioninhumanSH-SY5Yneuroblastomacells,leadingtooxidativestress,cytochromecrelease,andapoptoticcelldeath.Expressionofagreenfluorescentprotein-Baxfusionproteini...
医源资料库;在线期刊;分子药理学杂志;2007年第69卷第3期高效液相色谱法测定丹参提取物中3种水溶性成分的含量
【摘要】目的建立高效液相色谱(HPLC)法测定丹参提取物中水溶性成分丹参素、原儿茶醛和丹酚酸B含量的方法。方法高效液相色谱梯度洗脱法。色谱柱为HypersilODSC18色谱柱(250mm×4.6mm,5μm);流动相为1%冰醋酸溶液(A)和甲醇...
药品天地;专业药学;实验技术;色谱技术;色谱论文DefectiveNKTcelldevelopmentinmiceandhumanslackingtheadapterSAP,theX-linkedlymphoproliferativesyndromegeneproduct
...acitytorecruitandactivatetheSrckinaseFynT.BecauseithasbeenpreviouslyestablishedthatFynTisselectivelyrequiredforthedevelopmentofNKTcells,weexaminedNKTcellsinSAP-deficientmiceandinhumanswithXLP.IntheabsenceofSAP,thedevelopmentofNKTcellsisseverelyimpairedbothinmiceandinhumans.TheseresultsimplythatSAPis...
医源资料库;在线期刊;实验医学杂志;2005年第201卷第5期LatexAgglutinationTestforMonitoringAntibodiestoAvianInfluenzaVirusSubtypeH5N1
...test(LAT)basedonpolystyrenebeadssensitizedwithinactivatedavianinfluenzavirusH5N1particleswasdeveloped.Comparedwiththehemagglutinationinhibitiontest,thesensitivityandspecificityoftheLATwere88.8and97.6%,respectively,indetecting830serumsamplesfromvaccinatedchickens.Thetesthasapplicationpotentialinfield...
医源资料库;在线期刊;微生物临床杂志;2005年第43卷第4期ICU病房G+菌谱及其耐药性连续6年监测
...50.3%,其次为表皮葡萄球菌(SE,19.4%)、溶血葡萄球菌(SH,12.6%)。MRSA占SA的87.5%,MRSE占SE的91.2%。体外药敏试验结果显示主要G+菌均呈多重耐药特性,只有万古霉素对G+具有很强抗菌活性,敏感率达100%。结论ICU病房每年G+菌所占...
合作平台;在线期刊;中华医学实践杂志;2005年第4卷第7期;论著UseofDipsticksforRapidDiagnosisofCholeraCausedbyVibriocholeraeO1andO139fromRectalSwabs
...SciencesDivisions,InternationalCentreforDiarrhoealDiseasesResearch,Bangladesh(ICDDR,B),Dhaka1212,Bangladesh,1InstitutPasteur,Paris,France,2CERMES,Niamey,Niger3Received13March2003/Returnedformodification9May2003/Accepted20May2003 ABSTRACTTopAbstractTextReferencesWeevaluatedtherecentlydevelopeddipst...
医源资料库;在线期刊;微生物临床杂志;2003年第41卷第8期第二节 水溶性维生素
...作用的。辅酶A的结构如下,因其活性基为桽H故常用CoASH表示之。 由上可见,硫胺素、硫辛酸、生物素和泛酸这四种维生素在化学结构上有着共同特点,前三者本身结构含S,后者本身虽不含S,但由它构成的辅酶A却是含S的...
医源资料库;医源图书馆;教材类;生物化学与分子生物学