Evidence map›Paper›PMID 23667493›Full record

ArticlePloS one2013

Loss of the Arabidopsis thaliana P₄-ATPase ALA3 reduces adaptability to temperature stresses and impairs vegetative, pollen, and ovule development.

Stephen C McDowell, Rosa L López-Marqués, Lisbeth R Poulsen, Michael G Palmgren, Jeffrey F Harper

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
3.2field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

29 citing papers in PubMed, 43 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 3 institutions in 2 countries.

Stephen C McDowellDepartment of Biochemistry and Molecular Biology, University of Nevada, Reno, Nevada, United States of America.
Rosa L López-Marqués
Lisbeth R Poulsen
Michael G Palmgren
Jeffrey F Harper
Danish National Research Foundation · DKUniversity of Nevada, Reno · USUniversity of Copenhagen · DK

Funding

UNDERGRADUATE RESEARCH AND TRAININGP20RR016464 · NCRR · UNIVERSITY OF NEVADA RENO · PI KENYON, JAMES L · 2001 to 2011
$30.3M
Cell Biology of Signaling across MembranesP20GM103554 · NIGMS · UNIVERSITY OF NEVADA RENO · PI VON BARTHELD, CHRISTOPHER S · 2012 to 2016
$8.0M
CELL BIOLOGY OF SIGNALING ACROSS MEMBRANESP20RR024210 · NCRR · UNIVERSITY OF NEVADA RENO · PI VON BARTHELD, CHRISTOPHER S · 2011 to 2011
$2.1M
Ca2+-Pumps in Plants: Pollen Growth and FertilizationR01GM070813 · NIGMS · UNIVERSITY OF NEVADA RENO · PI HARPER, JEFFREY F · 2004 to 2008
$951k
NCRR NIH HHS P20 RR-016464NCRR NIH HHS P20 RR016464NCRR NIH HHS P20 RR024210NCRR NIH HHS RR024210NIGMS NIH HHS 1R01 GM070813-01NIGMS NIH HHS P20 GM103554NIGMS NIH HHS R01 GM070813
6 · The paper itself

Abstract

Members of the P4 subfamily of P-type ATPases are thought to help create asymmetry in lipid bilayers by flipping specific lipids between the leaflets of a membrane. This asymmetry is believed to be central to the formation of vesicles in the secretory and endocytic pathways. In Arabidopsis thaliana, a P4-ATPase associated with the trans-Golgi network (ALA3) was previously reported to be important for vegetative growth and reproductive success. Here we show that multiple phenotypes for ala3 knockouts are sensitive to growth conditions. For example, ala3 rosette size was observed to be dependent upon both temperature and soil, and varied between 40% and 80% that of wild-type under different conditions. We also demonstrate that ala3 mutants have reduced fecundity resulting from a combination of decreased ovule production and pollen tube growth defects. In-vitro pollen tube growth assays showed that ala3 pollen germinated ∼2 h slower than wild-type and had approximately 2-fold reductions in both maximal growth rate and overall length. In genetic crosses under conditions of hot days and cold nights, pollen fitness was reduced by at least 90-fold; from ∼18% transmission efficiency (unstressed) to less than 0.2% (stressed). Together, these results support a model in which ALA3 functions to modify endomembranes in multiple cell types, enabling structural changes, or signaling functions that are critical in plants for normal development and adaptation to varied growth environments.

Indexed as

Adaptation, PhysiologicalReproduction, AsexualTemperatureAdenosine TriphosphatasesArabidopsisCell MembraneCold TemperatureCytoplasmGene Knockout TechniquesHot TemperatureMutationOvulePhenotypePlant RootsPollen TubeSoilAdenosine TriphosphatasesSoil

Identifiers

PMID23667493
PMCPMC3646830
OpenAlexW1973941579

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.