Evidence map›Paper›PMID 23735505›Full record

ArticlePlant physiology2013

Comparative transcriptome analysis of three oil palm fruit and seed tissues that differ in oil content and fatty acid composition.

Stéphane Dussert, Chloé Guerin, Mariette Andersson, Thierry Joët, Timothy J Tranbarger, Maxime Pizot, Gautier Sarah, Alphonse Omore, Tristan Durand-Gasselin, Fabienne Morcillo

Open access · bronzeAbstract read
In one paragraph

Article in Plant physiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 104 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
104citing papers in PubMed, 1 pooled it
9.9field-weighted citation impact, top 1% 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

104 citing papers in PubMed, 1 synthesis or guideline pooled it, 299 citations in OpenAlex.

  1. Pooled it
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44 more citing papers are in PubMed but not listed here.

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

10 authors at 4 institutions in 2 countries.

Stéphane DussertInstitut de Recherche pour le Développement, Unité Mixte de Recherche Diversité, Adaptation et Développement des Plantes, BP 64501, 34394 Montpellier, France. stephane.dussert@ird.fr
Chloé Guerin
Mariette Andersson
Thierry Joët
Timothy J Tranbarger
Maxime Pizot
Gautier Sarah
Alphonse Omore
Tristan Durand-Gasselin
Fabienne Morcillo
Diversité, adaptation et développement des plantes · FRColgate-Palmolive (India) · INGenetic Improvement and Adaptation of Mediterranean and Tropical Plants · FRInstitut de Recherche pour le Développement · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Oil palm (Elaeis guineensis) produces two oils of major economic importance, commonly referred to as palm oil and palm kernel oil, extracted from the mesocarp and the endosperm, respectively. While lauric acid predominates in endosperm oil, the major fatty acids (FAs) of mesocarp oil are palmitic and oleic acids. The oil palm embryo also stores oil, which contains a significant proportion of linoleic acid. In addition, the three tissues display high variation for oil content at maturity. To gain insight into the mechanisms that govern such differences in oil content and FA composition, tissue transcriptome and lipid composition were compared during development. The contribution of the cytosolic and plastidial glycolytic routes differed markedly between the mesocarp and seed tissues, but transcriptional patterns of genes involved in the conversion of sucrose to pyruvate were not related to variations for oil content. Accumulation of lauric acid relied on the dramatic up-regulation of a specialized acyl-acyl carrier protein thioesterase paralog and the concerted recruitment of specific isoforms of triacylglycerol assembly enzymes. Three paralogs of the WRINKLED1 (WRI1) transcription factor were identified, of which EgWRI1-1 and EgWRI1-2 were massively transcribed during oil deposition in the mesocarp and the endosperm, respectively. None of the three WRI1 paralogs were detected in the embryo. The transcription level of FA synthesis genes correlated with the amount of WRI1 transcripts and oil content. Changes in triacylglycerol content and FA composition of Nicotiana benthamiana leaves infiltrated with various combinations of WRI1 and FatB paralogs from oil palm validated functions inferred from transcriptome analysis.

Indexed as

Arabidopsis ProteinsArecaceaeBase SequenceEndospermFatty AcidsFruitGene Expression ProfilingGene Expression Regulation, PlantLauric AcidsLipidsMolecular Sequence DataNicotianaPalm OilPhylogenyPlant LeavesPlant OilsArabidopsis ProteinsFatty Acidslauric acidLauric AcidsLipidsoleoyl-(acyl-carrier-protein) hydrolasePalm OilPlant OilsPlant ProteinsThiolester HydrolasesTranscription FactorsTriglyceridesWRINKLED1 protein, Arabidopsis

Identifiers

PMID23735505
PMCPMC3707537
OpenAlexW2082749931

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.