Evidence map›Paper›PMID 24655320›Full record

ArticleBMC genomics2014

Microarray-based ultra-high resolution discovery of genomic deletion mutations.

Eric J Belfield, Carly Brown, Xiangchao Gan, Caifu Jiang, Dilair Baban, Aziz Mithani, Richard Mott, Jiannis Ragoussis, Nicholas P Harberd

Abstract read
In one paragraph

Article in BMC genomics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
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

3 citing papers in PubMed.

  1. Genetic Variations in Vesicoureteral Reflux Sequelae.Pathogens (Basel, Switzerland) · 2016
    Review
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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

9 authors.

Eric J Belfield
Carly Brown
Xiangchao Gan
Caifu Jiang
Dilair Baban
Aziz Mithani
Richard Mott
Jiannis Ragoussis
Nicholas P HarberdDepartment of Plant Sciences, University of Oxford, South Parks Road, Oxford OX1 3RB, UK. nicholas.harberd@plants.ox.ac.uk.

Funding

Biotechnology and Biological Sciences Research Council BB/F020759/1Biotechnology and Biological Sciences Research Council BBS/E/J/00000583
6 · The paper itself

Abstract

backgroundOligonucleotide microarray-based comparative genomic hybridization (CGH) offers an attractive possible route for the rapid and cost-effective genome-wide discovery of deletion mutations. CGH typically involves comparison of the hybridization intensities of genomic DNA samples with microarray chip representations of entire genomes, and has widespread potential application in experimental research and medical diagnostics. However, the power to detect small deletions is low.

resultsHere we use a graduated series of Arabidopsis thaliana genomic deletion mutations (of sizes ranging from 4 bp to ~5 kb) to optimize CGH-based genomic deletion detection. We show that the power to detect smaller deletions (4, 28 and 104 bp) depends upon oligonucleotide density (essentially the number of genome-representative oligonucleotides on the microarray chip), and determine the oligonucleotide spacings necessary to guarantee detection of deletions of specified size.

conclusionsOur findings will enhance a wide range of research and clinical applications, and in particular will aid in the discovery of genomic deletions in the absence of a priori knowledge of their existence.

Indexed as

Comparative Genomic HybridizationArabidopsisDNA, PlantGenome, PlantOligonucleotide Array Sequence AnalysisSequence DeletionDNA, Plant

Identifiers

PMID24655320
PMCPMC3998191

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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.