OHCOOHLaboratory of Plant PathologyShinpei KATOUAssociate Professor, Ph.D.Keywords:Pest, Plant resistance,Salicylic acid, Pesticide, Molecular breeding.Lossofcropproductioncausedbypathogensisoneofthemostseriousproblemsinagriculture.LaboratoryofPlantPathologyaimstocreatenovelpest-controltechnologies.Forthispurpose,wearestudyingmolecularmechanismsunderlyingplantresistancetopathogenswithaspecialfocusonsalicylicacid(SA),aplantendogenoussignalingmoleculewhichregulatesplantdefenseresponse.ElucidationofmolecularmechanismsunderlyingSAbiosynthesisand/orsignalingcanleadtomolecularbreedingofapathogen-resistantplant,andtoproductionofanovelpesticidewhichissaferthancurrentones.ElucidationofmolecularmechanismsbywhichplantsproduceSAandresisttopathogensTrying to clarify SA synthesis mechanisms.Elucidationofmechanismsunderlyingenergy-savingstressresponsesofplantsMolecularbreedingofapathogen-resistantplantusingSAsynthesismechanismIntegratedBioscience Division(L)Salicylicacid(SA).(R)Wildtype(A)isresistant,butSA-deficientmutant(D)issusceptibletopathogen(PlantCell11:1393–1404,1999).Salicylic acidProductionofaSA-basednovelpesticidewhichissaferthancurrentonesLaboratory of Soil BiologyKatsuharuSAITOAssociateProfessor,Ph.D.Keywords;•Mycorrhizalsymbiosis•Plantnutrition•Soilbiology•Plantmoleculargenetics•CellbiologyoffungiMaintainingsoilfertilityisoneofthemostsignificantaspectsofsustainableagriculture.However,declineinsoilfertilityoccursallovertheworld.Inourlaboratory,wefocusonthefunctionsofmycorrhizalandnodulesymbiosesinplant-microbesinteractions,whichcontributetoplantnutrition,andareinterestedinapplicationsofthesesymbiosestoagriculturalproduction.Molecular mechanisms underlying mineral transfer in arbuscular mycorrhizal symbiosisABCDABCRoot nodule and mycorrhizal symbioses.Experiments on plant-microbe interactions.Molecular genetics of arbuscular mycorrhizal symbiosis and root nodule symbiosis using model legume plantsMass production of arbuscular mycorrhizal fungi and utilization of them for crop productionIntegrated Bioscience DivisionPhosphorus cycling in agro-ecosystems from the viewpoint of mycorrhizal symbiosis 5
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