Circadian control of jasmonates and salicylates: The clock role in plant defense

dc.citation.firstpagee23123
dc.citation.issueNumber2
dc.citation.journalTitlePlant Signaling & Behavior
dc.citation.volumeNumber8
dc.contributor.authorGoodspeed, Danielle
dc.contributor.authorChehab, E.Wassim
dc.contributor.authorCovington, Michael F.
dc.contributor.authorBraam, Janet
dc.date.accessioned2014-12-15T17:34:19Z
dc.date.available2014-12-15T17:34:19Z
dc.date.issued2013
dc.description.abstractPlants have evolved robust mechanisms to perceive and respond to diverse environmental stimuli.ᅠ The plant phytohormones jasmonates and salicylates play key roles in activating biotic stress response pathways. Recent findings demonstrate that basal levels of both jasmonates and salicylates in Arabidopsis are under the control of the circadian clock and that clock-controlled jasmonate accumulation may underlie clock- and jasmonate-dependent enhanced resistance of Arabidopsis to Trichoplusia ni (cabbage looper), a generalist herbivore. Here we summarize these findings and provide further evidence that a functional plant circadian clock is required for optimal herbivore defense in Arabidopsis.ᅠ When given a choice to feed on wild-type plants or arrhythmic transgenics, T. ni prefer plants lacking robust circadian rhythms. Altogether these data provide strong evidence for circadian clock enabling anticipation of herbivore attack and thus contributing to overall plant fitness.
dc.identifier.citationGoodspeed, Danielle, Chehab, E.Wassim, Covington, Michael F., et al.. "Circadian control of jasmonates and salicylates: The clock role in plant defense." <i>Plant Signaling & Behavior,</i> 8, no. 2 (2013) Landes Bioscience: e23123. http://dx.doi.org/10.4161/psb.23123.
dc.identifier.doihttp://dx.doi.org/10.4161/psb.23123
dc.identifier.urihttps://hdl.handle.net/1911/78736
dc.language.isoeng
dc.publisherLandes Bioscience
dc.rightsArticle is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use.
dc.subject.keywordArabidopsis thaliana
dc.subject.keywordTrichoplusia ni
dc.subject.keywordbiotic stress
dc.subject.keywordcircadian rhythm
dc.subject.keywordherbivory
dc.subject.keywordjasmonic acid
dc.subject.keywordplant resistance
dc.subject.keywordplant-insect interaction
dc.subject.keywordsalicylic acid
dc.titleCircadian control of jasmonates and salicylates: The clock role in plant defense
dc.typeJournal article
dc.type.dcmiText
dc.type.publicationpublisher version
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