11264.長春花幼苗生理代謝對銅脅迫的響應(yīng)特點及其受乙烯調(diào)控的研究

1、UniVers時Code：10225RegisterCode：S14662DissertationfortheDegreeofMasterThephysi0109icalresponsesofC切砌口廠口以砌擾slnepnVSlOl091CalreSpOnSeSOt乙’口肋口廠口以≠向擾S加se擾sseedlingtoCopperstressandtheinV01VedroleofethyleneduringthisprocessCan

2、didate：SuperVisor：AcademicDegreeAppliedfor：Speciali哆：DateofOralExamination：Universi坶：GaoMeijiaoAProfTangZhonghuaMasterBOtanyJune，2014NortheastForest巧UniVersityAbstractAbstractInthepresentstudy，toinVestigateresponsesof∞歷口

3、m刀砌船廠DJP搬t(yī)ocopperstressaIldrolesofethylened謝ngthisprocess，∞砌a，口刀砌姍rDsP螂waSconductedt0di臟rentconcentrationsofcopperincombinedwithexogenousethyleneornotPrimaD，metabolism，acc啪ulationandtraIlsferationofCuasweUasaIltioxidants

4、ystemwereanalyzedBesides，theabilityofC口砌口r口，歷螂加sP淞beingaCuaccumulator、VaSalsotestedTheresultsofthestudyareasfollows：1LowconcentrationofCupromotedgro、ⅣthofCam咖ltllusroseus，chlorophyllcontentaIldphotosyntheticratewereincre

5、asedaRerCutreatmentAlso，rootsystemofC矗砌口，|口門砌淞，DJP螂displayedincreaSedtoleraJlcetoCuontheotherhand，印plicationofexogenous，precursorofemylenebiosynthesis，didnotdecreaSed鋤agetoC口歷口陽甩歷螂，Dse淞inducedbyCu，aboVegroundbiomaSs，chlo

6、rophyUcontentaswellasphotosyntllesisrateweredecreaSedA1thoughobViousdanlage、Ⅳasdetectedinr00tsystem，itsinCreasedtoleranceandad印tiVeabili夠toCuwerealsoobseⅣed2UnderCuconditions，C口歷口陽刀砌螂，DsP淞accumulatedla略e鋤oulltsofCuaIldCu

7、inthebodytransfellred行ommaturetissuestoyoungtissue；whenexogenousethylenewereappliedtocopperstressedC口砌口陽門歷淞廠DJe淞，rootsabilit)，thataccumulateCuwaS誼hjbitedsigIlificantly’transponationofCuacrosstissueswerealsosuppressed，ind

8、icatingthatexogenousethylenealleViatedCuinducedd鋤ageto∞砌口陽，腑“s加Je淞e伍ciently3Undermeconditionofcopperstress，stimulusaccumulationofH202inthecellwillbepoisontomacromoleculesincellMDA，solublesugarcontentincreaLsed，toacertain

9、extemweakenedmetoxice疵ctcausedbyheavymetalstoplants0neoftheimportaIltmechanismsofCuish觚n如ltoplantsis廿1atROScausedbyCu，aJldplalltt11roughtheSOD，CATaIldPODtoeliminateorreducetheh鋤thatROSAddingexogenousethylenetocopperstres

10、s，reducedCuinduceddamagetoplant4Theplantalkaloidcontentchallgecharacteristicsconfomtothegenerallawoft11echangeofthealkaloids：contentishi曲erinyounggroup，astheo唱anizationgraduallymature，comentgradualIyreduced，witllmaXimume

11、mciencytokeepthenonllalplantdeVelopmentandgro、VthAnalysisofalkaloidcontentindi舵rentleafbladeconcluded：bladespiritandalkalicontentishigher，andtheupperpanofthetwohighestalkaIoidcontentinyoungleaVesAndexogenouscopperandethy

12、leneprocessingseedlingscanpromoteindolealkaloidscontentincreaSe，butalsoimproVesfourkeyenzymegenesinbiosynthesispath、Vay，tobetterpromotethesynthesisofmanyspirit，andpmmotemorespiritandVinbsyntheticvinblastine，thusraismgthe