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Development of salinity tolerance in rice by constitutive-overexpression of genes involved in the regulation of programmed cell death

Overview of attention for article published in Frontiers in Plant Science, March 2015
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Title
Development of salinity tolerance in rice by constitutive-overexpression of genes involved in the regulation of programmed cell death
Published in
Frontiers in Plant Science, March 2015
DOI 10.3389/fpls.2015.00175
Pubmed ID
Authors

Thi M. L. Hoang, Lalehvash Moghaddam, Brett Williams, Harjeet Khanna, James Dale, Sagadevan G. Mundree

Abstract

Environmental factors contribute to over 70% of crop yield losses worldwide. Of these drought and salinity are the most significant causes of crop yield reduction. Rice is an important staple crop that feeds more than half of the world's population. However among the agronomically important cereals rice is the most sensitive to salinity. In the present study we show that exogenous expression of anti-apoptotic genes from diverse origins, AtBAG4 (Arabidopsis), Hsp70 (Citrus tristeza virus) and p35 (Baculovirus), significantly improves salinity tolerance in rice at the whole plant level. Physiological, biochemical and agronomical analyses of transgenic rice expressing each of the anti-apoptotic genes subjected to salinity treatment demonstrated traits associated with tolerant varieties including, improved photosynthesis, membrane integrity, ion and ROS maintenance systems, growth rate, and yield components. Moreover, FTIR analysis showed that the chemical composition of salinity-treated transgenic plants is reminiscent of non-treated, unstressed controls. In contrast, wild type and vector control plants displayed hallmark features of stress, including pectin degradation upon subjection to salinity treatment. Interestingly, despite their diverse origins, transgenic plants expressing the anti-apoptotic genes assessed in this study displayed similar physiological and biochemical characteristics during salinity treatment thus providing further evidence that cell death pathways are conserved across broad evolutionary kingdoms. Our results reveal that anti-apoptotic genes facilitate maintenance of metabolic activity at the whole plant level to create favorable conditions for cellular survival. It is these conditions that are crucial and conducive to the plants ability to tolerate/adapt to extreme environments.

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The data shown below were collected from the profiles of 2 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 117 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Japan 1 <1%
Chile 1 <1%
Sri Lanka 1 <1%
Pakistan 1 <1%
Unknown 113 97%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 23 20%
Researcher 15 13%
Student > Master 9 8%
Student > Bachelor 9 8%
Student > Doctoral Student 7 6%
Other 25 21%
Unknown 29 25%
Readers by discipline Count As %
Agricultural and Biological Sciences 54 46%
Biochemistry, Genetics and Molecular Biology 23 20%
Psychology 2 2%
Social Sciences 2 2%
Environmental Science 1 <1%
Other 5 4%
Unknown 30 26%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. 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 31 March 2015.
All research outputs
#17,751,741
of 22,796,179 outputs
Outputs from Frontiers in Plant Science
#11,969
of 20,079 outputs
Outputs of similar age
#180,366
of 263,906 outputs
Outputs of similar age from Frontiers in Plant Science
#165
of 260 outputs
Altmetric has tracked 22,796,179 research outputs across all sources so far. This one is in the 19th percentile – i.e., 19% of other outputs scored the same or lower than it.
So far Altmetric has tracked 20,079 research outputs from this source. They receive a mean Attention Score of 4.0. This one is in the 31st percentile – i.e., 31% 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 263,906 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 26th percentile – i.e., 26% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 260 others from the same source and published within six weeks on either side of this one. This one is in the 23rd percentile – i.e., 23% of its contemporaries scored the same or lower than it.