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Transcriptional stimulation of rate-limiting components of the autophagic pathway improves plant fitness

Overview of attention for article published in Journal of Experimental Botany, January 2018
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Title
Transcriptional stimulation of rate-limiting components of the autophagic pathway improves plant fitness
Published in
Journal of Experimental Botany, January 2018
DOI 10.1093/jxb/ery010
Pubmed ID
Authors

Elena A Minina, Panagiotis N Moschou, Ramesh R Vetukuri, Victoria Sanchez-Vera, Catarina Cardoso, Qinsong Liu, Pernilla H Elander, Kerstin Dalman, Mirela Beganovic, Jenny Lindberg Yilmaz, Sofia Marmon, Lana Shabala, Maria F Suarez, Karin Ljung, Ondřej Novák, Sergey Shabala, Sten Stymne, Daniel Hofius, Peter V Bozhkov

Abstract

Autophagy is a major catabolic process whereby autophagosomes deliver cytoplasmic content to the lytic compartment for recycling. Autophagosome formation requires two ubiquitin-like systems conjugating Atg12 with Atg5 and Atg8 with lipid phosphatidylethanolamine (PE), respectively. Genetic suppression of these systems causes autophagy-deficient phenotypes with reduced fitness and longevity. We show that Atg5 and E1-like enzyme, Atg7, are rate-limiting components of the Atg8-PE conjugation in Arabidopsis. Overexpression of ATG5 or ATG7 stimulates Atg8 lipidation, autophagosome formation and autophagic flux. It also induces transcriptional changes opposite to those observed in atg5 and atg7 mutants, favoring stress resistance and growth. As a result, ATG5- or ATG7-overexpressing plants exhibit increased resistance to necrotrophic pathogens and oxidative stress, delayed aging and enhanced growth, seed set and seed oil content. This work provides experimental paradigm and mechanistic insight into genetic stimulation of autophagy in planta and shows its efficiency for improving plant productivity.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 152 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 152 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 32 21%
Researcher 19 13%
Student > Master 15 10%
Student > Bachelor 13 9%
Professor > Associate Professor 9 6%
Other 23 15%
Unknown 41 27%
Readers by discipline Count As %
Agricultural and Biological Sciences 57 38%
Biochemistry, Genetics and Molecular Biology 35 23%
Neuroscience 2 1%
Engineering 2 1%
Medicine and Dentistry 2 1%
Other 5 3%
Unknown 49 32%
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 23 January 2018.
All research outputs
#15,489,831
of 23,018,998 outputs
Outputs from Journal of Experimental Botany
#5,170
of 6,670 outputs
Outputs of similar age
#270,111
of 441,218 outputs
Outputs of similar age from Journal of Experimental Botany
#111
of 142 outputs
Altmetric has tracked 23,018,998 research outputs across all sources so far. This one is in the 22nd percentile – i.e., 22% of other outputs scored the same or lower than it.
So far Altmetric has tracked 6,670 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 5.7. 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 441,218 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 29th percentile – i.e., 29% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 142 others from the same source and published within six weeks on either side of this one. This one is in the 18th percentile – i.e., 18% of its contemporaries scored the same or lower than it.