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SacB-SacR Gene Cassette As the Negative Selection Marker to Suppress Agrobacterium Overgrowth in Agrobacterium-Mediated Plant Transformation

Overview of attention for article published in Frontiers in Molecular Biosciences, October 2016
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  • High Attention Score compared to outputs of the same age and source (85th percentile)

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Title
SacB-SacR Gene Cassette As the Negative Selection Marker to Suppress Agrobacterium Overgrowth in Agrobacterium-Mediated Plant Transformation
Published in
Frontiers in Molecular Biosciences, October 2016
DOI 10.3389/fmolb.2016.00070
Pubmed ID
Authors

Yiming Liu, Jiamin Miao, Sy Traore, Danyu Kong, Yi Liu, Xunzhong Zhang, Zachary L. Nimchuk, Zongrang Liu, Bingyu Zhao

Abstract

Agrobacterium overgrowth is a common problem in Agrobacterium-mediated plant transformation. To suppress the Agrobacterium overgrowth, various antibiotics have been used during plant tissue culture steps. The antibiotics are expensive and may adversely affect plant cell differentiation and reduce plant transformation efficiency. The SacB-SacR proteins are toxic to most Agrobacterium tumefaciens strains when they are grown on culture medium supplemented with sucrose. Therefore, SacB-SacR genes can be used as negative selection markers to suppress the overgrowth of A. tumefaciens in the plant tissue culture process. We generated a mutant A. tumefaciens strain GV2260 (recA-SacB/R) that has the SacB-SacR cassette inserted into the bacterial genome at the recA gene locus. The mutant Agrobacterium strain is sensitive to sucrose but maintains its ability to transform plant cells in both transient and stable transformation assays. We demonstrated that the mutant strain GV2260 (recA-SacB/R) can be inhibited by sucrose that reduces the overgrowth of Agrobacterium and therefore improves the plant transformation efficiency. We employed GV2260 (recA-SacB/R) to generate stable transgenic N. benthamiana plants expressing a CRISPR-Cas9 for knocking out a WRKY transcription factor.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 50 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Belgium 1 2%
Unknown 49 98%

Demographic breakdown

Readers by professional status Count As %
Researcher 8 16%
Student > Master 8 16%
Student > Ph. D. Student 5 10%
Student > Bachelor 5 10%
Student > Doctoral Student 2 4%
Other 3 6%
Unknown 19 38%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 14 28%
Agricultural and Biological Sciences 10 20%
Environmental Science 1 2%
Immunology and Microbiology 1 2%
Chemistry 1 2%
Other 0 0%
Unknown 23 46%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 4. 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 20 April 2017.
All research outputs
#6,984,197
of 22,896,955 outputs
Outputs from Frontiers in Molecular Biosciences
#641
of 3,817 outputs
Outputs of similar age
#105,798
of 314,045 outputs
Outputs of similar age from Frontiers in Molecular Biosciences
#4
of 28 outputs
Altmetric has tracked 22,896,955 research outputs across all sources so far. This one has received more attention than most of these and is in the 68th percentile.
So far Altmetric has tracked 3,817 research outputs from this source. They receive a mean Attention Score of 3.3. This one has done well, scoring higher than 82% 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 314,045 tracked outputs that were published within six weeks on either side of this one in any source. This one has gotten more attention than average, scoring higher than 65% of its contemporaries.
We're also able to compare this research output to 28 others from the same source and published within six weeks on either side of this one. This one has done well, scoring higher than 85% of its contemporaries.