Evidence map›Paper›PMID 24607887›Full record

ArticleG3 (Bethesda, Md.)2014

A MITE transposon insertion is associated with differential methylation at the maize flowering time QTL Vgt1.

Sara Castelletti, Roberto Tuberosa, Massimo Pindo, Silvio Salvi

Open access · goldAbstract read
In one paragraph

Article in G3 (Bethesda, Md.), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 67 papers.

0numbers the graph read from it
0cells of the map it votes in
67citing papers in PubMed
10.3field-weighted citation impact, top 2% 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

67 citing papers in PubMed, 122 citations in OpenAlex.

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  19. Genomics of plant speciation.Plant communications · 2023
    Review
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7 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 2 institutions in 1 country.

Sara CastellettiDepartment of Agricultural Sciences (DipSA), University of Bologna, Bologna.
Roberto TuberosaDepartment of Agricultural Sciences (DipSA), University of Bologna, Bologna.
Massimo PindoResearch and Innovation Centre, Foundation Edmund Mach, San Michele all'Adige, Trento, Italy.
Silvio SalviDepartment of Agricultural Sciences (DipSA), University of Bologna, Bologna silvio.salvi@unibo.it.
University of Bologna · ITFondazione Edmund Mach · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

One of the major quantitative trait loci for flowering time in maize, the Vegetative to generative transition 1 (Vgt1) locus, corresponds to an upstream (70 kb) noncoding regulatory element of ZmRap2.7, a repressor of flowering. At Vgt1, a miniature transposon (MITE) insertion into a conserved noncoding sequence was previously found to be highly associated with early flowering in independent studies. Because cytosine methylation is known to be associated with transposons and to influence gene expression, we aimed to investigate how DNA methylation patterns in wild-type and mutant Vgt1 correlate with ZmRap2.7 expression. The methylation state at Vgt1 was assayed in leaf samples of maize inbred and F1 hybrid samples, and at the syntenic region in sorghum. The Vgt1-linked conserved noncoding sequence was very scarcely methylated both in maize and sorghum. However, in the early maize Vgt1 allele, the region immediately flanking the highly methylated MITE insertion was significantly more methylated and showed features of methylation spreading. Allele-specific expression assays revealed that the presence of the MITE and its heavy methylation appear to be linked to altered ZmRap2.7 transcription. Although not providing proof of causative connection, our results associate transposon-linked differential methylation with allelic state and gene expression at a major flowering time quantitative trait locus in maize.

Indexed as

DNA MethylationDNA Transposable ElementsQuantitative Trait LociAllelesEvolution, MolecularGene Expression ProfilingGene Expression Regulation, PlantGene OrderGenetic LociHigh-Throughput Nucleotide SequencingMutationSorghumZea maysDNA Transposable Elementsconserved noncoding sequencesDNA methylationgene regulationZea mays

Identifiers

PMID24607887
PMCPMC4025479
OpenAlexW2080733112

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.