Evidence map›Paper›PMID 11706180›Full record

ArticlePlant physiology2001

Dissection of the light signal transduction pathways regulating the two early light-induced protein genes in Arabidopsis.

O Harari-Steinberg, I Ohad, D A Chamovitz

Open access · bronzeAbstract read
In one paragraph

Article in Plant physiology, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
3.8field-weighted citation impact, top 7% 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

32 citing papers in PubMed, 62 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

3 authors at 2 institutions in 1 country.

O Harari-SteinbergDepartment of Plant Sciences, Tel Aviv University, Tel Aviv 69978, Israel.
I Ohad
D A Chamovitz
Tel Aviv University · ILHebrew University of Jerusalem · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The expression of light-regulated genes in plants is controlled by different classes of photoreceptors that act through a variety of signaling molecules. During photomorphogenesis, the early light-induced protein (Elip) genes are among the first to be induced. To understand the light signal transduction pathways that regulate Elip expression, the two Elip genes, Elip1 and Elip2, in Arabidopsis were studied, taking advantage of the genetic tools available for studying light signaling in Arabidopsis. Using two independent quantitative reverse transcriptase-PCR techniques, we found that red, far-red, and blue lights positively regulate expression of the Elip genes. Phytochrome A and phytochrome B are involved in this signaling. The cryptochrome or phototropin photoreceptors are not required for blue-light induction of either Elip gene, suggesting the involvement of an additional, unidentified, blue-light receptor. Although the COP9 signalosome, a downstream regulator, is involved in dark repression of both Elips, Elip1 and Elip2 show different expression patterns in the dark. The transcription factor HY5 promotes the light induction of Elip1, but not Elip2. A defect in photosystem II activity in greening of hy5 seedlings may result from the loss of Elip1. Heat shock positively controlled Elip1 and Elip2 in a light-independent fashion. This induction is independent of HY5, indicating that heat shock and light activate transcription of the Elip genes through independent pathways.

Indexed as

Drosophila ProteinsEye ProteinsGene Expression Regulation, PlantPhotoreceptor CellsPhotoreceptor Cells, InvertebrateArabidopsisArabidopsis ProteinsBasic-Leucine Zipper Transcription FactorsChlorophyllCryptochromesDarknessDNA-Binding ProteinsFlavoproteinsHeat-Shock ProteinsHeat Shock Transcription FactorsLightArabidopsis ProteinsBasic-Leucine Zipper Transcription FactorsChlorophyllCOP8 protein, ArabidopsisCRY1 protein, Arabidopsiscry protein, DrosophilaCryptochromesDNA-Binding ProteinsDrosophila ProteinsELIP protein, ArabidopsisEye ProteinsFlavoproteinsHeat-Shock ProteinsHeat Shock Transcription FactorsHY5 protein, ArabidopsisLight-Harvesting Protein ComplexesNuclear ProteinsPhotosynthetic Reaction Center Complex ProteinsPhotosystem II Protein ComplexPHYA protein, ArabidopsisPHYB protein, ArabidopsisPhytochromePhytochrome APhytochrome BPlant ProteinsReceptors, G-Protein-CoupledTranscription Factors

Identifiers

PMID11706180
PMCPMC129269
OpenAlexW2126267551

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.