Intermittent exposure to traces of green leaf volatiles trigger a plant response

Authors
  • J. Takabayashi
Publication date 2012
Journal Scientific Reports
Article number 378
Volume | Issue number 2
Number of pages 5
Organisations
  • Faculty of Science (FNWI) - Institute for Biodiversity and Ecosystem Dynamics (IBED)
Abstract Plants are known to mount a defensive response when exposed to volatile chemicals from other plants, but the critical concentration required for this response is not known. We showed that intermittent exposure over a period of 3 weeks to trace amounts (less than 140 pptV) of green leaf volatiles emitted by a freshly damaged Arabidopsis plant induced physiological (defensive) responses in undamaged neighbouring plants. These results demonstrated that plants can respond to long-term repeated exposures to subcritical amounts of chemical signals.
Document type Article
Language English
Published at https://doi.org/10.1038/srep00378
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