Evidence map›Paper›PMID 22585873›Full record

ArticleGenome research2012

Copy number variation detection and genotyping from exome sequence data.

Niklas Krumm, Peter H Sudmant, Arthur Ko, Brian J O'Roak, Maika Malig, Bradley P Coe, NHLBI Exome Sequencing Project, Aaron R Quinlan, Deborah A Nickerson, Evan E Eichler

Abstract read
In one paragraph

Article in Genome research, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 409 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
409citing papers in PubMed, 2 pooled it
–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

409 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. A frameshift mutation in theMolecular medicine reports · 2024
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349 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

10 authors.

Niklas KrummDepartment of Genome Sciences, University of Washington School of Medicine, Seattle, Washington 98195, USA.
Peter H Sudmant
Arthur Ko
Brian J O'Roak
Maika Malig
Bradley P Coe
NHLBI Exome Sequencing Project
Aaron R Quinlan
Deborah A Nickerson
Evan E Eichler

Funding

Northwest Genomics CenterUC2HL102926 · NHLBI · UNIVERSITY OF WASHINGTON · PI GREEN, PHILIP P, NICKERSON, DEBORAH A · 2010 to 2010
$14.0M
Northwest Genomics CenterRC2HL102926 · NHLBI · UNIVERSITY OF WASHINGTON · PI GREEN, PHILIP P, NICKERSON, DEBORAH A · 2009 to 2009
$11.0M
Genomic Identification of Autism LociR01HD065285 · NICHD · UNIVERSITY OF WASHINGTON · PI EICHLER, EVAN · 2009 to 2010
$2.6M
Howard Hughes Medical InstituteNHLBI NIH HHS HL102926NHLBI NIH HHS RC2 HL102926NHLBI NIH HHS UC2 HL102926NICHD NIH HHS HD065285NICHD NIH HHS R01 HD065285NIEHS NIH HHS HHSN273200800010C
6 · The paper itself

Abstract

While exome sequencing is readily amenable to single-nucleotide variant discovery, the sparse and nonuniform nature of the exome capture reaction has hindered exome-based detection and characterization of genic copy number variation. We developed a novel method using singular value decomposition (SVD) normalization to discover rare genic copy number variants (CNVs) as well as genotype copy number polymorphic (CNP) loci with high sensitivity and specificity from exome sequencing data. We estimate the precision of our algorithm using 122 trios (366 exomes) and show that this method can be used to reliably predict (94% overall precision) both de novo and inherited rare CNVs involving three or more consecutive exons. We demonstrate that exome-based genotyping of CNPs strongly correlates with whole-genome data (median r(2) = 0.91), especially for loci with fewer than eight copies, and can estimate the absolute copy number of multi-allelic genes with high accuracy (78% call level). The resulting user-friendly computational pipeline, CoNIFER (copy number inference from exome reads), can reliably be used to discover disruptive genic CNVs missed by standard approaches and should have broad application in human genetic studies of disease.

Indexed as

DNA Copy Number VariationsExomeAlgorithmsAutistic DisorderComputational BiologyExonsGenetic LociGenome, HumanGenotyping TechniquesHapMap ProjectHumansReproducibility of ResultsSensitivity and SpecificityUser-Computer Interface

Identifiers

PMID22585873
PMCPMC3409265

What OpenQuestion holds

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LicenceCC BY-NC
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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.