A new approach to detect non-pleiotropic QTL for correlated traits

In quantitative traits loci (QTL) mapping experiments a number of traits are often recorded. Although most QTL-detection methods are based on single trait analysis, several approaches for multi-trait detection have been proposed (Weller et al., 1996; Knott and Haley, 2000). Those methods mainly focu...

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Main Authors: A. Carta, J.M. Elsen, S. Casu
Format: Article
Language:English
Published: Taylor & Francis Group 2010-01-01
Series:Italian Journal of Animal Science
Subjects:
Online Access:http://www.aspajournal.it/index.php/ijas/article/view/641
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author A. Carta
J.M. Elsen
S. Casu
author_facet A. Carta
J.M. Elsen
S. Casu
author_sort A. Carta
collection DOAJ
description In quantitative traits loci (QTL) mapping experiments a number of traits are often recorded. Although most QTL-detection methods are based on single trait analysis, several approaches for multi-trait detection have been proposed (Weller et al., 1996; Knott and Haley, 2000). Those methods mainly focus on either increasing power of detecting pleiotropic QTL or discriminating between pleiotropy and linkage, often with the aim of dissecting unfavourable genetic correlation between traits. Nevertheless, when two traits are positively correlated, the detection of genes only affecting one of them could allow the speeding of its genetic improvement.
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spelling doaj.art-a892cde2c8d74ecabc536ae8adf34e152022-12-22T00:38:37ZengTaylor & Francis GroupItalian Journal of Animal Science1594-40771828-051X2010-01-0142s283010.4081/ijas.2005.2s.28A new approach to detect non-pleiotropic QTL for correlated traitsA. CartaJ.M. ElsenS. CasuIn quantitative traits loci (QTL) mapping experiments a number of traits are often recorded. Although most QTL-detection methods are based on single trait analysis, several approaches for multi-trait detection have been proposed (Weller et al., 1996; Knott and Haley, 2000). Those methods mainly focus on either increasing power of detecting pleiotropic QTL or discriminating between pleiotropy and linkage, often with the aim of dissecting unfavourable genetic correlation between traits. Nevertheless, when two traits are positively correlated, the detection of genes only affecting one of them could allow the speeding of its genetic improvement.http://www.aspajournal.it/index.php/ijas/article/view/641regression, power, false detection
spellingShingle A. Carta
J.M. Elsen
S. Casu
A new approach to detect non-pleiotropic QTL for correlated traits
Italian Journal of Animal Science
regression, power, false detection
title A new approach to detect non-pleiotropic QTL for correlated traits
title_full A new approach to detect non-pleiotropic QTL for correlated traits
title_fullStr A new approach to detect non-pleiotropic QTL for correlated traits
title_full_unstemmed A new approach to detect non-pleiotropic QTL for correlated traits
title_short A new approach to detect non-pleiotropic QTL for correlated traits
title_sort new approach to detect non pleiotropic qtl for correlated traits
topic regression, power, false detection
url http://www.aspajournal.it/index.php/ijas/article/view/641
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