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,(,252059),,;;S311A0517-6611(2009)05-01903-02RelationshipbetweenROSandNOunderAdversityStressWANGChaoetal(CollegeofLifeScience,LiaochengUniversity,Liaocheng,Shandong252059)AbstractTherelationshipsamongROS,NOandothersignalmoleculesunderadversitystresswerebrieflyintroduced.ThedamagemechanismofROSfreeradicalstoplantsandtheresponseofNOandROSunderabioticstress,especiallywaterstressweresummarized.TheperformanceandrelationshipofNOandROSinthediseasesandpestsresistancereactionstothebiologicstressweredisscussed.KeywordsNO;ROS;Adversitystress(30800585)(1979-),,,,,2008-12-01,(Reactiveoxygenspecies,ROS)(Nitricoxide,NO),,,,,1NOROS,,NOH2O2(ABA)(JA)(SA),ROSSA,;ABAJA,;NONOSABA2ROSNONOH2O2,,NOH2O2H2O2NONO(CAT)(SOD)(ASA-POD)H2O2NOH2O2,NOH2O2,,NO;H2O2ABA,ABAH2O2,[1]NOH2O2NOH2O2NOH2O2,NOH2O2NOH2O2,NOH2O22.1,,,[2],NOSODCAT,O2-H2O2,,[3],H2O2MDA,H2O2MDA;,(POD)SODASA-POD(GR)(GSH),CATASA,(GP)S-(GST),1,,,1[4]2.1.1,,[5],,[6],,(MDA)MDA,,Shiff,,,,,[7]2.1.2ROSNONO(SNP)[3]NOSODCAT,NO2,JournalofAnhuiAgri.Sci.2009,37(5):1903-1904,1908MDA,NOO2-MDA,NOO2-MDANO,,NONOSODCAT,;,SODCAT;50mol/LSNP2h,O2-,NOO2-ONOO-,O2-50mol/LSNP,MDA,[8],,MDAO2-,NOROS,MDA,;NO[9]2.2ROSNONOROS,ROS[2],;,ROS,;,ROS,,,H2O2ROS,Delledonne,NO[10-12],NO,ROS,NO,NOO2-ONOO-,NO,(PAL)PAL,,NO,ROS,,ROS,ROSNONOONOO-,(SAR)SASAR,NOSA,NOSA,PR-1,NOROS,SA2.2.1Wu,,[13],O2H2O2,,;O2-,;H2O2,NOO2(ONOO-),,DNA2.2.2CATSA,(PR),H2O2SAH2O2CAT,H2O2,ROS,,[14],H2O2,,,,,H2O2,CAT,H2O2,NO(cGMP)cGMP2(GC),GC,cGMP,cGMP,PALPRNOcGMPcADPR,cGMP,NO,NO,,,NO,OH,NOC,3ROSNO,,,ROSNOROSNONOROS,,[1],,.[J].,2002,38(3):285-288.[2],,,.(NO)[J].,2002,19(6):659-665.(1908)40912009(B/W),;1s1min(A/E),,,,,,,5,2060,,,,,(MDA),,,O2-(SOD),,SOD,(CAT)(POD),H2O2[6-7]6NO(Nitricoxide,NO),(Reactivenitrogenspecies,RNS)Zhao,NOABA[8]ABA,,NOABANO,,NO,,NONO,0.10.5mmol/LSNP,,;(CAT)(APX),(LOX),7,,,,[1],,,.[J].,2002,25(3):257-262.[2]NEUMANNPM.Theroleofcellwalladjustmentinplantresistancetowaterdeficits[J].CropSci,1995,35:1258-1266.[3]LIC.Populationdifferencesinwater-useefficiencyofEucalyptusmicrothecaseedlingsunderdifferentwateringregimes[J].PhysiolPlant,2000,108:134-139.[4]WUY,KUZMAJ,MARECHALE,etal.AbscisicacidsignalingthroughcyclicADP-riboseinplants[J].Science,1997,278:2126-2130.[5]GIRAUDATJ,PARCYF,BERTAUCHEN,etal.Currentadvancesinabscisicacidactionandsignaling[J].PlantMolBiol,1994,26:1557-1577.[6]JEBARAS,JEBARAM,LIMAMF,etal.Changesinascorbateperoxidase,cata-lase,guaiacolperoxidaseandsuperoxidedismutaseactivitiesincommonbean(Phaseolusvulgaris)nodulesundersaltstress[J].JPlantPhysiol,2005,162:929-936.[7],,,.[J].,2002,19(3):17-20.[8]ZHAOL,ZHANGF,GUOJ.Nitricoxidefunctionsasasignalinsaltresistanceinthecallusesfromtwoecotypesofreed[J].PlantPhysiol,2004,134:849-857.(1904)[3].[J].,2001,46(23):1993-1997.[4],.[J].,2003,39(2):241-246.[5],,.[J].,2004(10):99-103.[6],,.[J].,2005,14(5):32-36.[7],.[J].,2000,13(1):101-106.[8],,.[J].,1991,19(2):882-882.[9],,.[J].,2006,15(4):12-15.[10]DELLEDONNEM,XIAY,DIXONRA,etal.Nitricoxidefunctionsasasignalinplantdiseaseresistance[J].Nature,1998,394:585-588.[11]DURNERJ,WENDEHENNED,KLESSIGDF.Defensegeneinductioninto-baccobynitricoxide,cyclicGMP,andcyclicADP-ribose[J].ProcNatlAcadSci,USA,1998,95(17):10328-10333.[12]DURNERJ,KLESSIGDF.Nitricoxideasasignalinplants[J].CurrOpinPlantBiol,1999,2(5):369-74.[13]WUGS,LAWRENCEEB,LAWRENCEEB.DiseaseresistanceconferredbyexpressionofageneencodingH2O2generationglucoseoxidaseintransgenicpotatoplants[J].PlantCell,1995,7:1357-1368.[14],.[J].,2003,31(1):45-49.80912009