Evidence map›Paper›PMID 19644461›Full record

ArticleNature protocols2009

Studying physical chromatin interactions in plants using Chromosome Conformation Capture (3C).

Marieke Louwers, Erik Splinter, Roel van Driel, Wouter de Laat, Maike Stam

Open access · greenAbstract read
PubMed Publisher
In one paragraph

Article in Nature protocols, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed
3.0field-weighted citation impact, top 10% 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

61 citing papers in PubMed, 114 citations in OpenAlex.

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  11. A high-quality genome assembly reveals adaptations underlying glossy, wax-coated leaves in the heat-tolerant wild raspberry Rubus leucanthus.DNA research : an international journal for rapid publication of reports on genes and genomes · 2024
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1 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

5 authors at 2 institutions in 1 country.

Marieke LouwersSwammerdam Institute for Life Sciences, Universiteit van Amsterdam, Amsterdam, The Netherlands.
Erik Splinter
Roel van Driel
Wouter de Laat
Maike Stam
University of Amsterdam · NLHubrecht Institute for Developmental Biology and Stem Cell Research · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Gene regulation in higher eukaryotes frequently involves physical interactions between genomic sequence elements tens of kilobases apart on the same chromosome but can also entail interactions between different chromosomes. Chromosome Conformation Capture (3C) is a powerful tool to identify such interactions. 3C technology is based on formaldehyde crosslinking of chromatin, followed by restriction digestion and intramolecular ligation. Quantitative detection of ligation products by PCR (qPCR; not discussed in this protocol) provides insight into the interaction frequencies between chromosomal fragments and thereby the spatial organization of a genomic region. Detailed 3C protocols have been published for yeast and mammals. However, these protocols cannot simply be transferred to plant tissues. In this paper, we provide a maize-specific 3C protocol and present a general strategy to systematically optimize the protocol for other plants. Once the technique and appropriate controls are established, the 3C procedure (including qPCR) can be completed in 5-7 d.

Indexed as

Genetic TechniquesChromatinChromosomes, PlantCross-Linking ReagentsFormaldehydeGene Expression Regulation, PlantPolymerase Chain ReactionRestriction MappingZea maysChromatinCross-Linking ReagentsFormaldehyde

Identifiers

PMID19644461
OpenAlexW1964027074

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.