Evidence map›Paper›PMID 21176196›Full record

ArticleBMC plant biology2010

The FANTASTIC FOUR proteins influence shoot meristem size in Arabidopsis thaliana.

Vanessa Wahl, Luise H Brand, Ya-Long Guo, Markus Schmid

Open access · goldAbstract read
In one paragraph

Article in BMC plant biology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
2.1field-weighted citation impact, top 12% 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

43 citing papers in PubMed, 81 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

4 authors at 3 institutions in 1 country.

Vanessa WahlDepartment of Molecular Biology, AG Schmid, Max Planck Institute for Developmental Biology, D-72076 Tübingen, Germany.
Luise H Brand
Ya-Long Guo
Markus Schmid
Max Planck Institute for Developmental Biology · DEMax Planck Institute of Molecular Plant Physiology · DEUniversity of Tübingen · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThroughout their lives plants produce new organs from groups of pluripotent cells called meristems, located at the tips of the shoot and the root. The size of the shoot meristem is tightly controlled by a feedback loop, which involves the homeodomain transcription factor WUSCHEL (WUS) and the CLAVATA (CLV) proteins. This regulatory circuit is further fine-tuned by morphogenic signals such as hormones and sugars.

resultsHere we show that a family of four plant-specific proteins, encoded by the FANTASTIC FOUR (FAF) genes, has the potential to regulate shoot meristem size in Arabidopsis thaliana. FAF2 and FAF4 are expressed in the centre of the shoot meristem, overlapping with the site of WUS expression. Consistent with a regulatory interaction between the FAF gene family and WUS, our experiments indicate that the FAFs can repress WUS, which ultimately leads to an arrest of meristem activity in FAF overexpressing lines. The finding that meristematic expression of FAF2 and FAF4 is under negative control by CLV3 further supports the hypothesis that the FAFs are modulators of the genetic circuit that regulates the meristem.

conclusionThis study reports the initial characterization of the Arabidopsis thaliana FAF gene family. Our data indicate that the FAF genes form a plant specific gene family, the members of which have the potential to regulate the size of the shoot meristem by modulating the CLV3-WUS feedback loop.

Indexed as

ArabidopsisArabidopsis ProteinsFlowersGene Expression ProfilingGene Expression Regulation, DevelopmentalGene Expression Regulation, PlantGlucuronidaseHomeodomain ProteinsIn Situ HybridizationMeristemMicroscopy, Electron, ScanningOligonucleotide Array Sequence AnalysisPlant ShootsPlant Vascular BundleRepressor ProteinsArabidopsis ProteinsAT2G27250 protein, ArabidopsisGlucuronidaseHomeodomain ProteinsRepressor ProteinsWUSCHEL protein, Arabidopsis

Identifiers

PMID21176196
PMCPMC3023791
OpenAlexW2098752907

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.