Evidence map›Paper›PMID 23052906›Full record

ArticleDevelopment (Cambridge, England)2012

Rapid positional cloning of zebrafish mutations by linkage and homozygosity mapping using whole-genome sequencing.

Nikolaus Obholzer, Ian A Swinburne, Evan Schwab, Alex V Nechiporuk, Teresa Nicolson, Sean G Megason

Open access · bronzeAbstract read
In one paragraph

Article in Development (Cambridge, England), 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed
4.1field-weighted citation impact, top 5% 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

62 citing papers in PubMed, 97 citations in OpenAlex.

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  11. Gene-alcohol interactions in birth defects.Current topics in developmental biology · 2023
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  19. ACells · 2020
    Article
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2 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

6 authors at 4 institutions in 1 country.

Nikolaus ObholzerDepartment of Systems Biology, Harvard Medical School, 200 Longwood Avenue, Boston, MA 02115, USA.
Ian A Swinburne
Evan Schwab
Alex V Nechiporuk
Teresa Nicolson
Sean G Megason
Center for Systems Biology · USHarvard University · USHoward Hughes Medical Institute · USUniversity of Portland · US

Funding

In toto imaging and genomics to decode ear hair cell formation and regenerationR01DC010791 · NIDCD · HARVARD MEDICAL SCHOOL · PI MEGASON, SEAN G · 2010 to 2014
$2.1M
Genetic analyses of axon transport and microtubule dynamics in ZebrafishR01HD072844 · NICHD · OREGON HEALTH & SCIENCE UNIVERSITY · PI NECHIPORUK, ALEX · 2012 to 2016
$1.6M
Streamlined cloning of auditory and vestibular mutants by whole genome sequencingR21DC012097 · NIDCD · HARVARD MEDICAL SCHOOL · PI MEGASON, SEAN G · 2012 to 2013
$456k
The role of nuclear envelope during cardiac morphogenesisF32HL097599 · NHLBI · HARVARD MEDICAL SCHOOL · PI SWINBURNE, IAN ANDREW · 2009 to 2011
$151k
Howard Hughes Medical InstituteNHLBI NIH HHS F32 HL097599NICHD NIH HHS HD07284401NICHD NIH HHS R01 HD072844NIDCD NIH HHS DC006800NIDCD NIH HHS DC010791NIDCD NIH HHS DC012097NIDCD NIH HHS R01 DC010791NIDCD NIH HHS R21 DC012097PHS HHS F32 FHL097599
6 · The paper itself

Abstract

Forward genetic screens in zebrafish have identified >9000 mutants, many of which are potential disease models. Most mutants remain molecularly uncharacterized because of the high cost, time and labor investment required for positional cloning. These costs limit the benefit of previous genetic screens and discourage future screens. Drastic improvements in DNA sequencing technology could dramatically improve the efficiency of positional cloning in zebrafish and other model organisms, but the best strategy for cloning by sequencing has yet to be established. Using four zebrafish inner ear mutants, we developed and compared two approaches for 'cloning by sequencing': one based on bulk segregant linkage (BSFseq) and one based on homozygosity mapping (HMFseq). Using BSFseq we discovered that mutations in lmx1b and jagged1b cause abnormal ear morphogenesis. With HMFseq we validated that the disruption of cdh23 abolishes the ear's sensory functions and identified a candidate lesion in lhfpl5a predicted to cause nonsyndromic deafness. The success of HMFseq shows that the high intrastrain polymorphism rate in zebrafish eliminates the need for time-consuming map crosses. Additionally, we analyzed diversity in zebrafish laboratory strains to find areas of elevated diversity and areas of fixed homozygosity, reinforcing recent findings that genome diversity is clustered. We present a database of >15 million sequence variants that provides much of this approach's power. In our four test cases, only a single candidate single nucleotide polymorphism (SNP) remained after subtracting all database SNPs from a mutant's critical region. The saturation of the common SNP database and our open source analysis pipeline MegaMapper will improve the pace at which the zebrafish community makes unique discoveries relevant to human health.

Indexed as

Cloning, MolecularMutationAnimalsBase SequenceCadherinsCalcium-Binding ProteinsChromosome MappingDeafnessEar, InnerGenetic LinkageGenomePolymorphism, Single NucleotideSequence Analysis, DNATranscription FactorsZebrafishZebrafish ProteinsCadherinsCalcium-Binding Proteinscdh23 protein, zebrafishJag3 protein, zebrafishlmx1bb protein, zebrafishTranscription FactorsZebrafish Proteins

Identifiers

PMID23052906
PMCPMC3478692
OpenAlexW2171952832

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.