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Isoprene emission protects photosynthesis but reduces plant productivity during drought in transgenic tobacco (Nicotiana tabacum) plants

Overview of attention for article published in New Phytologist, September 2013
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Title
Isoprene emission protects photosynthesis but reduces plant productivity during drought in transgenic tobacco (Nicotiana tabacum) plants
Published in
New Phytologist, September 2013
DOI 10.1111/nph.12477
Pubmed ID
Authors

Annette C Ryan, C Nicholas Hewitt, Malcolm Possell, Claudia E Vickers, Anna Purnell, Philip M Mullineaux, William J Davies, Ian C Dodd

Abstract

Isoprene protects the photosynthetic apparatus of isoprene-emitting plants from oxidative stress. The role of isoprene in the response of plants to drought is less clear. Water was withheld from transgenic isoprene-emitting and non-emitting tobacco (Nicotiana tabacum) plants, to examine: the response of isoprene emission to plant water deficit; a possible relationship between concentrations of the drought-induced phytohormone abscisic acid (ABA) and isoprene; and whether isoprene affected foliar reactive oxygen species (ROS) and lipid peroxidation levels. Isoprene emission did not affect whole-plant water use, foliar ABA concentration or leaf water potential under water deficit. Compared with well-watered controls, droughted non-emitting plants significantly increased ROS content (31-46%) and lipid peroxidation (30-47%), concomitant with decreased operating and maximum efficiencies of photosystem II photochemistry and lower leaf and whole-plant water use efficiency (WUE). Droughted isoprene-emitting plants showed no increase in ROS content or lipid peroxidation relative to well-watered controls, despite isoprene emission decreasing before leaf wilting. Although isoprene emission protected the photosynthetic apparatus and enhanced leaf and whole-plant WUE, non-emitting plants had 8-24% more biomass under drought, implying that isoprene emission incurred a yield penalty.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 77 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United Kingdom 1 1%
Germany 1 1%
Unknown 75 97%

Demographic breakdown

Readers by professional status Count As %
Researcher 21 27%
Student > Ph. D. Student 14 18%
Other 6 8%
Professor 6 8%
Professor > Associate Professor 5 6%
Other 14 18%
Unknown 11 14%
Readers by discipline Count As %
Agricultural and Biological Sciences 37 48%
Environmental Science 9 12%
Biochemistry, Genetics and Molecular Biology 3 4%
Earth and Planetary Sciences 3 4%
Chemical Engineering 1 1%
Other 5 6%
Unknown 19 25%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 29 October 2013.
All research outputs
#14,115,129
of 22,727,570 outputs
Outputs from New Phytologist
#7,178
of 8,553 outputs
Outputs of similar age
#112,155
of 201,942 outputs
Outputs of similar age from New Phytologist
#59
of 117 outputs
Altmetric has tracked 22,727,570 research outputs across all sources so far. This one is in the 37th percentile – i.e., 37% of other outputs scored the same or lower than it.
So far Altmetric has tracked 8,553 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 13.6. This one is in the 16th percentile – i.e., 16% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 201,942 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 44th percentile – i.e., 44% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 117 others from the same source and published within six weeks on either side of this one. This one is in the 49th percentile – i.e., 49% of its contemporaries scored the same or lower than it.