Effect of Erwinia amylovora infection on peroxidase enzyme activity in resistant apple cultivars

dc.contributor.authorKása, K.
dc.contributor.authorHevesi, M.
dc.contributor.authorG. Tóth, M.
dc.contributor.authorStefanovits-Bányai, É.
dc.date.accessioned2021-06-28T09:59:00Z
dc.date.available2021-06-28T09:59:00Z
dc.date.issued2004-08-13
dc.description.abstractTwo apple cultivars that display enhanced resistance to fire blight (causal agent: Erwinia amylovora) were selected. The aim of the present study was to characterize the peroxidase (POD) enzyme activity of `Szemes alma' (a historical cultivar) and MR-03, (a Hungarian multiresistant hybrid of 'Prima') and compare them to susceptible 'Jonathan M 40' and resistant 'Remo' controls. Peroxides enzyme activity during E. amylovora infections was investigated in artificially infected apple shoots. Increases in enzyme activities were observed in a `Jonathan M40' and in 'Remo', MR-03, `Szemes alma' cultivars. There was a consistent relationship between total enzyme activity and fire blight disease severity. High activity of the peroxidase was positively correlated with the degree of resistance to fire blight. A general hypothesis that POD activity is related to fire blight susceptibility/resistance is supported by our results.en
dc.formatapplication/pdf
dc.identifier.citationInternational Journal of Horticultural Science, Vol. 10 No. 3 (2004) , 37-39.
dc.identifier.doihttps://doi.org/10.31421/IJHS/10/3/503
dc.identifier.eissn2676-931X
dc.identifier.issn1585-0404
dc.identifier.issue3
dc.identifier.jatitleInt. j. hortic. sci.
dc.identifier.jtitleInternational Journal of Horticultural Science
dc.identifier.urihttps://hdl.handle.net/2437/314265en
dc.identifier.volume10
dc.languageen
dc.relationhttps://ojs.lib.unideb.hu/IJHS/article/view/503
dc.rights.accessOpen Access
dc.rights.ownerInternational Journal of Horticultural Science
dc.subjectMalus x domesticaen
dc.subjectdisease severityen
dc.subjectfire blighten
dc.subjectapple cultivaren
dc.subjectmulti-resistant selectionen
dc.subjectperoxidase activityen
dc.titleEffect of Erwinia amylovora infection on peroxidase enzyme activity in resistant apple cultivarsen
dc.typefolyóiratcikkhu
dc.typearticleen
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