Evidence map›Paper›PMID 17220197›Full record

ArticleThe Plant cell2007

A novel transcriptional cascade regulating expression of heat stress proteins during seed development of Arabidopsis.

Sachin Kotak, Elizabeth Vierling, Helmut Bäumlein, Pascal von Koskull-Döring

Open access · bronzeAbstract read
In one paragraph

Article in The Plant cell, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 144 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
144citing papers in PubMed, 2 pooled it
8.7field-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

144 citing papers in PubMed, 2 syntheses or guidelines pooled it, 318 citations in OpenAlex.

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  16. Life (Basel, Switzerland) · 2024
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84 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

4 authors at 3 institutions in 2 countries.

Sachin KotakInstitute of Molecular Biosciences, Biocenter N200/R306, Goethe University, D-60439 Frankfurt, Germany.
Elizabeth Vierling
Helmut Bäumlein
Pascal von Koskull-Döring
Goethe University Frankfurt · DELeibniz Institute of Plant Genetics and Crop Plant Research · DEUniversity of Arizona · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Within the Arabidopsis thaliana family of 21 heat stress transcription factors (Hsfs), HsfA9 is exclusively expressed in late stages of seed development. Here, we present evidence that developmental expression of HsfA9 is regulated by the seed-specific transcription factor ABSCISIC ACID-INSENSITIVE3 (ABI3). Intriguingly, ABI3 knockout lines lack detectable levels of HsfA9 transcript and protein, and further ectopic expression of ABI3 conferred the ability to accumulate HsfA9 in response to abscisic acid in transgenic plantlets. Consequently, the most abundant heat stress proteins (Hsps) in seeds (Hsp17.4-CI, Hsp17.7-CII, and Hsp101) were not detectable in the ABI3 knockout lines, but their expression could be detected in plants ectopically expressing HsfA9 in vegetative tissues. Furthermore, this seed-specific transcription factor cascade was reconstructed in transient beta-glucuronidase reporter assays in mesophyll protoplasts by showing that ABI3 could activate the HsfA9 promoter, whereas HsfA9 in turn was shown to be a potent activator on the promoters of Hsp genes. Thus, our study establishes a genetic framework in which HsfA9 operates as a specialized Hsf for the developmental expression of Hsp genes during seed maturation.

Indexed as

Signal TransductionAbscisic AcidArabidopsisArabidopsis ProteinsGene Expression Regulation, PlantGenes, ReporterGlucuronidaseModels, BiologicalMutationPlant Growth RegulatorsPromoter Regions, GeneticRNA, MessengerSeedsTranscription FactorsABI3 protein, ArabidopsisAbscisic AcidArabidopsis ProteinsGlucuronidaseHsfA9 protein, ArabidopsisPlant Growth RegulatorsRNA, MessengerTranscription Factors

Identifiers

PMID17220197
PMCPMC1820961
OpenAlexW2161922815

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.