An optimized procedure for the design and evaluation of Ecotilling assays

<p>Abstract</p> <p>Background</p> <p>Single nucleotide polymorphisms (SNPs) are the most common form of genetic variability in the human genome and play a prominent role in the heritability of phenotypes. Especially rare alleles with frequencies less than 5% may exhibit...

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Main Authors: Kronenberg Florian, Brandstätter Anita, Coassin Stefan
Format: Article
Language:English
Published: BMC 2008-10-01
Series:BMC Genomics
Online Access:http://www.biomedcentral.com/1471-2164/9/510
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author Kronenberg Florian
Brandstätter Anita
Coassin Stefan
author_facet Kronenberg Florian
Brandstätter Anita
Coassin Stefan
author_sort Kronenberg Florian
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Single nucleotide polymorphisms (SNPs) are the most common form of genetic variability in the human genome and play a prominent role in the heritability of phenotypes. Especially rare alleles with frequencies less than 5% may exhibit a particularly strong influence on the development of complex diseases. The detection of rare alleles by standard DNA sequencing is time-consuming and cost-intensive. Here we discuss an alternative approach for a high throughput detection of rare mutations in large population samples using Ecotilling embedded in a collection of bioinformatic analysis tools. Ecotilling originally was introduced as TILLING for the screening for rare chemically induced mutations in plants and later adopted for human samples, showing an outstanding suitability for the detection of rare alleles in humans. An actual problem in the use of Ecotilling for large mutation screening projects in humans without bioinformatic support is represented by the lack of solutions to quickly yet comprehensively evaluate each newly found variation and place it into the correct genomic context.</p> <p>Results</p> <p>We present an optimized strategy for the design, evaluation and interpretation of Ecotilling results by integrating several mostly freely available bioinformatic tools. A major focus of our investigations was the evaluation and meaningful economical combination of these software tools for the inference of different possible regulatory functions for each newly detected mutation.</p> <p>Conclusion</p> <p>Our streamlined procedure significantly facilitates the experimental design and evaluation of Ecotilling assays and strongly improves the decision process on prioritizing the newly found SNPs for further downstream analysis.</p>
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spelling doaj.art-bbf2a954f17c4fe2bd8e9f102fb2e5e22022-12-22T01:07:34ZengBMCBMC Genomics1471-21642008-10-019151010.1186/1471-2164-9-510An optimized procedure for the design and evaluation of Ecotilling assaysKronenberg FlorianBrandstätter AnitaCoassin Stefan<p>Abstract</p> <p>Background</p> <p>Single nucleotide polymorphisms (SNPs) are the most common form of genetic variability in the human genome and play a prominent role in the heritability of phenotypes. Especially rare alleles with frequencies less than 5% may exhibit a particularly strong influence on the development of complex diseases. The detection of rare alleles by standard DNA sequencing is time-consuming and cost-intensive. Here we discuss an alternative approach for a high throughput detection of rare mutations in large population samples using Ecotilling embedded in a collection of bioinformatic analysis tools. Ecotilling originally was introduced as TILLING for the screening for rare chemically induced mutations in plants and later adopted for human samples, showing an outstanding suitability for the detection of rare alleles in humans. An actual problem in the use of Ecotilling for large mutation screening projects in humans without bioinformatic support is represented by the lack of solutions to quickly yet comprehensively evaluate each newly found variation and place it into the correct genomic context.</p> <p>Results</p> <p>We present an optimized strategy for the design, evaluation and interpretation of Ecotilling results by integrating several mostly freely available bioinformatic tools. A major focus of our investigations was the evaluation and meaningful economical combination of these software tools for the inference of different possible regulatory functions for each newly detected mutation.</p> <p>Conclusion</p> <p>Our streamlined procedure significantly facilitates the experimental design and evaluation of Ecotilling assays and strongly improves the decision process on prioritizing the newly found SNPs for further downstream analysis.</p>http://www.biomedcentral.com/1471-2164/9/510
spellingShingle Kronenberg Florian
Brandstätter Anita
Coassin Stefan
An optimized procedure for the design and evaluation of Ecotilling assays
BMC Genomics
title An optimized procedure for the design and evaluation of Ecotilling assays
title_full An optimized procedure for the design and evaluation of Ecotilling assays
title_fullStr An optimized procedure for the design and evaluation of Ecotilling assays
title_full_unstemmed An optimized procedure for the design and evaluation of Ecotilling assays
title_short An optimized procedure for the design and evaluation of Ecotilling assays
title_sort optimized procedure for the design and evaluation of ecotilling assays
url http://www.biomedcentral.com/1471-2164/9/510
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