拟南芥功能英文文献阅读.ppt

《拟南芥功能英文文献阅读.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、TheFunctionsofRNA-DependentRNAPolymerasesinArabidopsisTheArabidopsisBookJuly31,2011-2011AmericanSocietyofPlantBiologistsCONTENT1Abstract2Introduction3RDRProteinsInArabidopsisDevelopment4RDRSInPathogenResistance5RDRSInAbioticStressResponse6ConclusionABSTRACTRNASliencingmRNAabundancemiRNAsorsiRNAsdsR

2、NARegulate(single-strandedRNA)(double-strandedRNA)ssRNA(microRNAsorSmall-interferingRNAs)RDRsINTRODUCTION1.1ClassificationofRDRsRDRs1.2RDRsinsmRNAbiogenesisRDRαRDRβRDRγRDR1RDR2RDR6RDR3RDR4RDR5DLDGDDFDGDRNA诱导的DNA甲基化过程hsiRNAs(heterochromaticsiRNAs)RDRPROTEINSINARABIDOPSISDEVELOPMENTRDR6functioninArab

3、idopsisvegetative（营养）phasechangeThefunctionofRDR6inleafadaxial-abaxialpolarity（极性）ThefunctionofRDR6inlateralroot（侧根）productionRDR6andanthocyanin(花青素)productionRDRsandplantreproductionConservationofRDRdevelopmentalmodulesinplants(A)rdr6-11mutantleavesaremoredownwardlycurled.(B)rdr6-11leavesaremoreel

4、ongated,andthefirstleafwithabaxialtrichomesappearsearlier.Thefirstthreeleavesofrepresentativeplantsareshown.(C)rdr6-11flowersdisplaystigmaexsertion,whichreducesself-fertility.Scalebar=1mm.RDRSINPATHOGENRESISTANCERDRsinantiviralresistanceRDRsinantibacterialresistanceRDRsinantinematode(线虫)resistanceR

5、DRSINABIOTICSTRESSRESPONSEFigure7.TheexpressionpatternsofallsixArabidopsisRDRgenesinthestressconditionsfromtilingmicroarrayexperiments.CONCLUSIONTHANKS