Mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheep

<p>Abstract</p> <p>In this paper, we present recent advances in the molecular dissection of complex traits in dairy sheep and discuss their possible impact on breeding schemes. In the first step, we review the literature data on genetic polymorphisms and the effects of sheep <it...

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Main Authors: Barillet Francis, Arranz Juan-José, Carta Antonello
Format: Article
Language:deu
Published: BMC 2005-12-01
Series:Genetics Selection Evolution
Subjects:
Online Access:http://www.gsejournal.org/content/37/S1/S109
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author Barillet Francis
Arranz Juan-José
Carta Antonello
author_facet Barillet Francis
Arranz Juan-José
Carta Antonello
author_sort Barillet Francis
collection DOAJ
description <p>Abstract</p> <p>In this paper, we present recent advances in the molecular dissection of complex traits in dairy sheep and discuss their possible impact on breeding schemes. In the first step, we review the literature data on genetic polymorphisms and the effects of sheep <it>α</it><sub>s1</sub>-casein and <it>β</it>-lactoglobulin loci. It is concluded that the results are rather inconsistent and cannot be used in dairy sheep selection. In a second step, we describe the strategy implemented in France, Italy and Spain taking advantage of the genetic maps for QTL detection. These studies were part of a European project, called "genesheepsafety", which investigated both milk production and functional traits. Preliminary QTL results are presented for production traits.</p>
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spelling doaj.art-97038f3b6db740e68858a4fcab2163a12022-12-21T19:52:13ZdeuBMCGenetics Selection Evolution0999-193X1297-96862005-12-0137Suppl 1S109S12310.1186/1297-9686-37-S1-S109Mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheepBarillet FrancisArranz Juan-JoséCarta Antonello<p>Abstract</p> <p>In this paper, we present recent advances in the molecular dissection of complex traits in dairy sheep and discuss their possible impact on breeding schemes. In the first step, we review the literature data on genetic polymorphisms and the effects of sheep <it>α</it><sub>s1</sub>-casein and <it>β</it>-lactoglobulin loci. It is concluded that the results are rather inconsistent and cannot be used in dairy sheep selection. In a second step, we describe the strategy implemented in France, Italy and Spain taking advantage of the genetic maps for QTL detection. These studies were part of a European project, called "genesheepsafety", which investigated both milk production and functional traits. Preliminary QTL results are presented for production traits.</p>http://www.gsejournal.org/content/37/S1/S109dairy sheepmilk proteinsgenetic polymorphismsQTLmilk production
spellingShingle Barillet Francis
Arranz Juan-José
Carta Antonello
Mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheep
Genetics Selection Evolution
dairy sheep
milk proteins
genetic polymorphisms
QTL
milk production
title Mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheep
title_full Mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheep
title_fullStr Mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheep
title_full_unstemmed Mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheep
title_short Mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheep
title_sort mapping quantitative trait loci for milk production and genetic polymorphisms of milk proteins in dairy sheep
topic dairy sheep
milk proteins
genetic polymorphisms
QTL
milk production
url http://www.gsejournal.org/content/37/S1/S109
work_keys_str_mv AT barilletfrancis mappingquantitativetraitlociformilkproductionandgeneticpolymorphismsofmilkproteinsindairysheep
AT arranzjuanjose mappingquantitativetraitlociformilkproductionandgeneticpolymorphismsofmilkproteinsindairysheep
AT cartaantonello mappingquantitativetraitlociformilkproductionandgeneticpolymorphismsofmilkproteinsindairysheep