Evidence map›Paper›PMID 22259021›Full record

ArticleMolecular plant2012

The patatin-containing phospholipase A pPLAIIα modulates oxylipin formation and water loss in Arabidopsis thaliana.

Wen-Yu Yang, Yong Zheng, Sung Chul Bahn, Xiang-Qing Pan, Mao-Yin Li, Hieu Sy Vu, Mary R Roth, Brad Scheu, Ruth Welti, Yue-Yun Hong and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in Molecular plant, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
5.7field-weighted citation impact, top 4% 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

31 citing papers in PubMed, 108 citations in OpenAlex.

  1. Article
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  12. Review
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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

11 authors at 3 institutions in 2 countries.

Wen-Yu YangDepartment of Biology, University of Missouri, St Louis, MO 63121, USA.
Yong Zheng
Sung Chul Bahn
Xiang-Qing Pan
Mao-Yin Li
Hieu Sy Vu
Mary R Roth
Brad Scheu
Ruth Welti
Yue-Yun Hong
Xue-Min Wang
University of Missouri–St. Louis · USKansas State University · USHuazhong Agricultural University · CN

Funding

UNDERSTANDING THE ROLE OF SMALL RNAS IN ARABIDOPSIS POLLEN DEVELOPMENTP20RR016475 · NCRR · UNIVERSITY OF KANSAS MEDICAL CENTER · PI ACKLEY, BRIAN DOUGLAS · 2001 to 2011
$38.1M
NCRR NIH HHS P20 RR-016475
6 · The paper itself

Abstract

The patatin-related phospholipase A (pPLA) hydrolyzes membrane glycerolipids to produce monoacyl compounds and free fatty acids. Phospholipids are cleaved by pPLAIIα at the sn-1 and sn-2 positions, and galactolipids, including those containing oxophytodienoic acids, can also serve as substrates. Ablation of pPLAIIα decreased lysophosphatidylcholine and lysophosphatidylethanolamine levels, but increased free linolenic acid. pPLAIIα-deficient plants displayed a higher level of jasmonic acid and methyl jasmonate, as well as the oxylipin-biosynthetic intermediates 13-hydroperoxylinolenic acid and 12-oxophytodienoic acid than wild-type (WT) plants. The expression of genes involved in oxylipin production was also higher in the pPLAIIα-deficient mutant than in WT plants. The mutant plants lost water more quickly than WT plants. The stomata of WT and mutant plants responded similarly to abscisic acid. In response to desiccation, the mutant and WT leaves produced abscisic acid at the same rate, but, after 4 h of desiccation, the jasmonic acid level was much higher in mutant than WT leaves. These results indicate that pPLAIIα negatively regulates oxylipin production and suggest a role in the removal of oxidatively modified fatty acids from membranes.

Indexed as

Abscisic AcidAcyltransferasesArabidopsisArabidopsis ProteinsCyclopentanesDroughtsGalactolipidsGene Expression Regulation, PlantGene Knockout TechniquesHydrolasesHydrolysisLysophospholipidsOxidation-ReductionOxylipinsPhenotypePhospholipasesAbscisic AcidAcyltransferasesArabidopsis ProteinsAt2g26560 protein, ArabidopsisCyclopentanesGalactolipidsHydrolasesjasmonic acidLysophospholipidsOxylipinsPhospholipasesPhospholipases AWater

Identifiers

PMID22259021
PMCPMC3351082
OpenAlexW2041011132

What OpenQuestion holds

Textmetadata
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.