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1.
毛白杨COMT基因cDNA的克隆、序列与特异性表达分析   总被引:5,自引:0,他引:5  
Ligninisanabundantnaturalproductiononlysecondtothecellulose ,asacellwallcomponentofallvascularplantsinbiosphere .Despiteitsimportantbiologicalsig nificanceinplants ,ligninisanundesirablecomponentinthechemicalprocessofpaperpulping ,andithasnegativeimpacto…  相似文献   

2.
InthemostrecentglobalsystematicsurveyoftheRanunculaceaeTamura ( 1 995)recognizes 7generawithinsubfam .Ranunculoideaetrib .AnemoninaeofwhichAnemone (about 1 50species) ,Hepatica ( 7species) ,andPulsatilla (about4 0species)areofrelevancehere .Thistreatmentdoesnotdivergein…  相似文献   

3.
Plasminogenactivatorinhibitor1(PAI1)isaspecificphysiologicalinhibitorofurokinasetypeplasminogenactivator(uPA)andtissuetypeplasminogenactivator(tPA)[1].ChangesofPAI1mayinduceimbalancebetweenglomerularextracellularmatrix(ECM)synthesisanddegradation,thusleading…  相似文献   

4.
TheenvelopeproteinofhepatitisBvirus(HBV)consistsofthreeproteins:small(S),middle(M)andlarge(L)[1].TheSproteincarriesalltheinformationrequiredforcellularlipidsmobilization,subviralparticleformationandsecretion.Ithasbeensuccessfullydevelopedasacarriertoexpressf…  相似文献   

5.
1 Source ThesequencewasdeterminedfromaPCR product,whichwasligatedtopBluescriptSK( )vecter (namedaspSN) ,fromthechloroplastgenomicDNAofBrassicanapus(Oilseedrape)cv.H1 65.2 Nameanddescription Brassicanapuschloro plastgenendhBis 2 4 67bplongwithtwoexonsthatencode 51 0a…  相似文献   

6.
Nuclear matrix of the most primitive eukaryote Archezoa   总被引:5,自引:0,他引:5  
Nuclearmatrixisaresidualframeworkofnucleusafterremovalofthenuclearmembranes,chromatinsandsolublesubstancesbysequentialextraction.Itisatripartitestructure,containingthefollowingthreeparts:(i)theresidualelementsofthenuclearenvelope,theporecomplexlamina;(ii)…  相似文献   

7.
AActivepatterns ( 2 ) :97Activity ( 3) :1 86Activitypattern ( 3) :2 1 7Ageidentification ( 1 ) :77Alpinemuskdeer (Moschussifanicus) ( 2 ) :97Alpinemeadow ( 3) :2 0 1 ;( 4 ) :2 98;( 4 ) :31 8Alimentarycanaldisease ( 3) :2 37Apodemus ( 1 ) :5 2Amurgoral (Nemorhaeduscaudatus) ( 3) :2 2Animalbehavior ( 3) :2 1 7Animal gene…  相似文献   

8.
Genomics ,Proteomics&Bioinformatics (GPB)issponsoredbytheBeijingGenomicsInstitute (BGI) ,theInsti tuteofGeneticsandDevelopmentalBiologyinChineseAcademyofSciences (CAS) ,andtheGeneticsSocietyofChina ,andpublishedbytheSciencePress ,Beijing .Thefirstissueofthisqua…  相似文献   

9.
Thecurrenttreatmentsofhepatocellularcarcinoma(HCC)aredisappointingandarelimitedtotumorresectionortransplantation.GenetherapyisanalternativestrategythathasbeenwidelyinvestigatedforthetreatmentofsolidtumorslikeHCC.Highconcentrationofαfetoprotein(AFP)iscur…  相似文献   

10.
Scaffoldassociatedregion(SAR)andmatrixattachmentregion(MAR)areknownascisactingDNAelements,whichspecificallybindtonuclearscaffoldornuclearmatrix.SAR/MARareusually300—1000bplong,ATrich,andcontainingtopoisomeraseIIconsensussequenceandotherATrichsequencemotifs[1].…  相似文献   

11.
No .1NotesonthegenusClematis (Ranunculaceae) (Ⅳ )WANGWen Tsai (1 )………………………………………PopulationgeneticstructureanddifferentiationofAnthoxanthumalpinuminthesubalpine alpineecocline    ofSwissAlpsZHAOGui Fang ,FrancoisFelberandPhilippeKuepfer (2 0 )………………………………Pollenmo…  相似文献   

12.
1 Source ThiscDNAinsertisfromasinglecloneofpollencDNAlibraryofJapanesePear(Pyruspyri folia) .2 Nameanddescription ThecDNA ( pdn1 )isco  相似文献   

13.
大会主席 :Dr .WenhaoXu (BiochemistryandMolecularBiologyUniversityofKansasMedicalCenter)胡以平教授 (中国人民解放军第二军医大学转基因动物研究所 )大会副主席 :成国祥教授 (上海转基因研究中心主任 )大会主题 :ThePost genomicEraofTheTransgenicTechnology (后基因组时代的转基因技术 )大会议程 :1 Overview :“Thepastandpresentofthetransgenictechnolo…  相似文献   

14.
Trichosanthin(TCS)isanimportantmemberofribosomeinactivatingproteins[1].ItpossessesNglycosidaseactivityremovingadenine(ADE)atpositionA4324of28SrRNA[2].TheactivepocketofNglycosidasehasbeenestablishedthroughthecrystalstructuresofTCS,αMMCandricinandassayofmutants…  相似文献   

15.
TachykininfamilyisagroupofneuropeptideswithsimilarCterminalsequencesandrelatedbioactivities.ThemajortachykininsinmammalianaresubstanceP(SP),neurokininA(NKA)andneurokininB(NKB).Correspondingtothesepeptides,threedistincttachykininreceptorswerediscoveredandn…  相似文献   

16.
乳酸菌细菌素的研究动向   总被引:4,自引:0,他引:4  
朱文淼  刘稳 《生物技术》1999,9(6):32-36
乳酸菌是一类发酵糖产生大量乳酸、分解蛋白质但不产生有毒物质的细菌,主要包括乳球菌(Lactococcus)、明串珠菌(Lactobacillus)、片球菌(Pediococcus)、乳杆菌(Leuconostoc)和肉食杆菌(Carnobacterium)等属?..  相似文献   

17.
Hypocrellinanditsderivativesarewellknownphotosensitizers[1,2].AmongthembothhypocrellinA(HA)andhypocrellinB(HB)showpromisinganticancerandantiviralability[1—3].Inordertoinvestigateitsmechanisms,manymethodshavebeenusedtodetecttheactiveoxygensuchas1O2,O2.-,.OHandsem…  相似文献   

18.
Ohashi ( 1 995)publishedapapershowingthatDendrolobiumrugosum (Prain)SchindlerwasnewtoChina.UnfortunatelythisnamedidnotappearinFloraReipublicaePopularisSinicaeVol4 1 .(Yang&Huang ,1 995) .Thispaperdescribesthisspeciesindetailandgivesitsgeograph icaldistribution .Dend…  相似文献   

19.
青海芨芨草 新变种Achnatherumsibiricum (Linn .)Kengvar.qinghaienseY .J.Wang ,var .nov .Avar .sibiricoreceditpaniculacontracta ,glumislatelanceolatisapiceobtusis,calloobtuso ,0 5mmlongo ,lemmatibusapicenonlongepilosis .China .Qinghai (青海 ) :Huangzhong (湟中 ) ,alt. 30 0 0m ,1980 ,W .Y .Wang (王…  相似文献   

20.
大会主席 :Dr .WenhaoXu (BiochemistryandMolecularBiologyUniversityofKansasMedicalCenter)胡以平 教授 (中国人民解放军第二军医大学转基因动物研究所 )大会副主席 :成国祥 教授 (上海转基因研究中心主任 )大会主题 :ThePost genomicEraoftheTransgenicTechnology (后基因组时代的转基因技术 )大会议程 :1.Overview :“Thepastandpresentofthetransgenictechno…  相似文献   

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