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1.
从日本七叶树 Aesculus turbinata Blume.种子的 70%乙醇提取物中分得 4个三萜皂苷化合物,经光谱学分析鉴定了其中 2个化合物的结构,它们分别为:七叶皂苷Ⅰa:21β-巴豆酰基-22a-乙酸基原七叶皂苷配基-3β-O-[β-D-吡喃葡萄糖基(1-2)][β-D-吡喃葡萄糖基(1-4)]-β-D-吡喃葡萄糖醛酸(21β-tigloyl-22α-acetylprotoaescigenin-3β-O-[β-D-glucopyranosyl(1-2)][β-D-glucopyra-nosyl(1-4)]-β-D-glucopyra-nosiduronic acid)和七叶皂苷Ⅰb:21β-当归酰基-22α-乙酰基原七叶皂苷配基-3β-O-[β-D-吡喃葡萄糖基(1-2)][β-D-吡喃葡萄糖基(1-4)]-β-D-吡喃葡萄糖醛酸(21β-an-gelovl-22a-acetylprotoaescigenin-3β-O-[β-D-gluconyranosyl(1-2)][β-D-glucopyranosyl(l-4)]-β-D-glucopyranosiduronic acid),均为首次从日本七叶树 相似文献
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《生殖与避孕(英文版)》1999,10(1):12-17
Plasmaβ-endorphin(β-EP)levelsriseprogressivelythroughoutpregnancyandreachapeakatlabor[1].Thisendogenousopioidpeptidewasthoughttoplayaroleinmaintainingnormalpregnancyandproduceananalgesiceffectduringlabor[2].How-ever,thegeneralagreementconcerningthese… 相似文献
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CHEN Yan HE Mingsheng XIANG Zhifu WU Yudan YUE Beibei YU Dongjiao LI Huiyu Institute of Hematology Xiehe Hospital Tongji Medical University Wuhan 《华中科技大学学报(医学英德文版)》1999,19(3):194-197
Thedrugresistanceofacutemyeloge-nousleukemiccells(AML)isamaincauseoftreatmentfailure.Theaffectingfactorsinvolvedintracellulardrugresistance,ki-neticsofanti-cancerdrug,abilityofdrugdiffusionandcapacityofleukemiccellgrowth,etc.[1].Thedetectionofdrugre-… 相似文献
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IntroductionHUThasgreatclinicalvalueforthediagno-sisofunexplainedsyncope[1,2].HRPSDanaysisisanew,sensitive,quantitativeandnon... 相似文献
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LI Jinsong CHEN Daoda TIAN Yuan Department of Surgery Xiehe Hospital Tongji Medical University Wuhan 《华中科技大学学报(医学英德文版)》1999,19(3):226-229
Inrecentyears,anewtendencyhasap-peared,whichwasconcernedwiththere-searchintoregulationofpancreaticsecre-tion.Researchofrecentyearshasindicatedinmanyrespectsthatvagusnervehasadi-rectregulativeeffectonexternalsecretionofpancreas[1].Inthisarticle,theDNA… 相似文献
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LIU Qin LEI Ting LIU Kui BAI Xiangjun Eric Adams Department of Pediatrics Xiehe Hospital Tongji Medical University Wuhan Department of Neurosurgery Tongji Hospital Tongji Medical University Wuhan 《华中科技大学学报(医学英德文版)》1999,19(3):233-236
Ofpotentialclinicalsignificance,syn-theticgrowthhormone(GH)-releasinghexapeptide(GHRP-6)isactiveafteroralandintranasaladministrationandthusholdspromiseasasimplifiedmeansofdirectlytreatingGH-deficiency[1].Consequently,therehasbeenmuchrecenteffortindev… 相似文献
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3-烃基苯酞类化合物是一类存在于伞形科植物Cnidi umoficinale[1]、LigusticumWalichi[2]、Angelicaacutiloba[3]等植物中的有效成分,这些药用植物被广泛用在传统的中药方中,用来治疗妇科疾病及其它疾病... 相似文献
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TwosignaltheoryforTcelactivationprovidedanewapproachfortumorgenetherapy[1-2].Expressionofcostimulatorymoleculegeneintransfect... 相似文献
11.
眼科手术中眼心反射的研究进展 总被引:3,自引:0,他引:3
在眼科手术及操作过程中,因刺激眼球或眼部组织而发生心率减慢、心律异常,伴有胸闷不适等症状称为眼心反射(ocularcardiacreflex,OCR)。1908年由Aschner和Dagnini首先报道,故又称Aschner′s-Dagnini′s反射[1]。1960年Mauinson等报告了1例斜视手术死于OCR,1962年Dea-cock等统计英国每年3500例眼科手术中,至少有45例因心脏停跳而死亡,且均为9岁以下儿童[2],1984年张一鸣报告1例严重眼心反射死亡[3]。此后,眼科学界对… 相似文献
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赵瑛 《中国人民解放军军医大学学报》1995,(2)
Pinealectomyaffectsthediurnalvariationsin2-[~(125)I]iodomelatoninbindingsitesinchickenbursaofFabriciusZhaoYing(赵瑛);PoonAMS,Pa?.. 相似文献
13.
《生殖与避孕(英文版)》1999,10(1):7-11
AlthoughthehumoralabnormalityhasbeenemphasizedinthepathogenesisofprematureovarianfailuresincethefirstreportofautologousantibodytoovaryinPOFpatientswasmadein1960byVallotonandhiscolleagues[1],recentlyaccumulat-edevidencesconcerningthevariationofTcellsu… 相似文献
14.
CHEN Zhichao ZOU Ping YOU Yong LIU Zhongping XIANG Jianping YU Dongjiao Institute of Hematology Tongji Medical University Wuhan 《华中科技大学学报(医学英德文版)》1999,19(3):190-193
Thegrowthofleukemiainsemisolidcultureinvitrowasdependentonthepres-enceofexogenousserum.Serumisamix-turecontaininglargenumberofunidentifiedchemicalcomponentsandunidentifiedbio-logicallyactivesubstances[1],whichprovidethenutrientsnecessaryforthecellgro… 相似文献
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ThecoronaryarterycomplicationcouldbefoundinalmostalcasesofKawasakidisease[1].Ithasrecentlybeenshownthatplatelet-derivedgrowth... 相似文献
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AnordrinisasteroidwithalossofonecarbonatomatAring(2α,17α-di-ethynyl-A-nor-androstane,2β,17β-dioldipropionate).Researchperformedprevious-lyhasdemonstratedthatithasantifertilityandterminationofearly-pregnancyfunc-tionobviously[1-3].Clinicalobservationc… 相似文献
17.
XIA Qinghua ) NIE Haiyang CHEN Daoda CHEN Jianying TIAN Yuan ZHANG Jinhui Department of General Surgery Xiehe Hospital Tongji Medical University Wuhan Department of Orthopedics Puqi Peoples Hospital Puqi 《华中科技大学学报(医学英德文版)》1999,(3)
Hydroxyapatite(HAP)isaninorganiccompoundcomposedofcalciumandphos-phoruswithamolecularformulaofCa10(PO4)6(OH)2andmolecularweightof1004.8.Ithasgoodstability,compatibilitywithtissues[1]andadsorption[2].WechosetheparticleofHAPwithdiameterof2mmasthecarrie… 相似文献
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LEI Ting BAI Xiangjun HU Wenan XUE Delin JIANG Xianhui Department of Neurosurgery Tongji Hospital Tongji Medical University Wuhan 《华中科技大学学报(医学英德文版)》1999,19(3):237-239
Inrecentyears,oneofthemostexcit-ingadvancesintheresearchesofpituitaryadenomasisthediscoverythat30%-40%ofhumanpituitarysomatotrophinomascarrysomaticmutationsofthegenefortheα-subunitofthestimulatoryGTP-bindingprotein,Gs(Gsα)[1].Thecancergeneresult-ingf… 相似文献
19.
Wang Daorong 《南京医科大学学报(英文版)》1999,(2)
CD44wasoriginallyimplicatedasa“hom-ing”receptordirectingthemigrationofrecir-culatinglymphocytes[1].CD44expressionhadbeenconfirmednotonlyinlymphocytesbutal-soinawidevarietyofepithelialtissues.Itisconsideredasanimportantcelladhesionmoleculeforcelltocel… 相似文献
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ZHONG Xiaoyan Sepp Kaul Astrid Eichler Gunther Bastert Department of Obstetrics Gynecology Tongji Hospital Tongji Medical University Wuhan Laboratory of Oncology Department of Obstetrics Gynaecology Univ 《华中科技大学学报(医学英德文版)》1999,19(3):181-184
RT-PCRamplificationoftumor-asso-ciated(carcinoembryonicantigen)and(or)organ-specific(cytokeratin19)mRNAhasbeenusedmainlyforthedetectionofcircu-latingtumorcellsandmicrometastasesinsolidtumors[1].Originally,theproductofamplificationwasanalyzedbygelelec… 相似文献