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Plant root transcriptome profiling reveals a strain-dependent response during Azospirillum-rice cooperation

Overview of attention for article published in Frontiers in Plant Science, November 2014
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Title
Plant root transcriptome profiling reveals a strain-dependent response during Azospirillum-rice cooperation
Published in
Frontiers in Plant Science, November 2014
DOI 10.3389/fpls.2014.00607
Pubmed ID
Authors

Benoît Drogue, Hervé Sanguin, Amel Chamam, Michael Mozar, Christel Llauro, Olivier Panaud, Claire Prigent-Combaret, Nathalie Picault, Florence Wisniewski-Dyé

Abstract

Cooperation involving Plant Growth-Promoting Rhizobacteria results in improvements of plant growth and health. While pathogenic and symbiotic interactions are known to induce transcriptional changes for genes related to plant defense and development, little is known about the impact of phytostimulating rhizobacteria on plant gene expression. This study aims at identifying genes significantly regulated in rice roots upon Azospirillum inoculation, considering possible favored interaction between a strain and its original host cultivar. Genome-wide analyzes of Oryza sativa japonica cultivars Cigalon and Nipponbare were performed, by using microarrays, seven days post-inoculation with Azospirillum lipoferum 4B (isolated from Cigalon) or Azospirillum sp. B510 (isolated from Nipponbare) and compared to the respective non-inoculated condition. A total of 7384 genes were significantly regulated, which represent about 16% of total rice genes. A set of 34 genes is regulated by both Azospirillum strains in both cultivars, including a gene orthologous to PR10 of Brachypodium, and these could represent plant markers of Azospirillum-rice interactions. The results highlight a strain-dependent response of rice, with 83% of the differentially expressed genes being classified as combination-specific. Whatever the combination, most of the differentially expressed genes are involved in primary metabolism, transport, regulation of transcription and protein fate. When considering genes involved in response to stress and plant defense, it appears that strain B510, a strain displaying endophytic properties, leads to the repression of a wider set of genes than strain 4B. Individual genotypic variations could be the most important driving force of rice roots gene expression upon Azospirillum inoculation. Strain-dependent transcriptional changes observed for genes related to auxin and ethylene signaling highlight the complexity of hormone signaling networks in the Azospirillum-rice cooperation.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 133 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United States 1 <1%
Singapore 1 <1%
Brazil 1 <1%
Unknown 130 98%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 32 24%
Researcher 32 24%
Student > Master 15 11%
Student > Bachelor 10 8%
Professor 8 6%
Other 15 11%
Unknown 21 16%
Readers by discipline Count As %
Agricultural and Biological Sciences 72 54%
Biochemistry, Genetics and Molecular Biology 18 14%
Environmental Science 4 3%
Immunology and Microbiology 4 3%
Engineering 2 2%
Other 8 6%
Unknown 25 19%
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 22 November 2014.
All research outputs
#16,048,009
of 25,374,647 outputs
Outputs from Frontiers in Plant Science
#9,646
of 24,598 outputs
Outputs of similar age
#148,887
of 276,328 outputs
Outputs of similar age from Frontiers in Plant Science
#92
of 224 outputs
Altmetric has tracked 25,374,647 research outputs across all sources so far. This one is in the 34th percentile – i.e., 34% of other outputs scored the same or lower than it.
So far Altmetric has tracked 24,598 research outputs from this source. They receive a mean Attention Score of 3.9. This one has gotten more attention than average, scoring higher than 56% of its peers.
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 276,328 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 43rd percentile – i.e., 43% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 224 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 55% of its contemporaries.