Detection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers

Abstract The objective of the present study was to discover the genetic variants, functional candidate genes, biological processes and molecular functions underlying the negative genetic correlation observed between body weight (BW) and egg number (EN) traits in female broilers. To this end, first a...

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Autores principales: Eirini Tarsani, Andreas Kranis, Gerasimos Maniatis, Ariadne L. Hager-Theodorides, Antonios Kominakis
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Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/cca4d7fa680f4962b293603d5392973b
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spelling oai:doaj.org-article:cca4d7fa680f4962b293603d5392973b2021-12-02T18:17:42ZDetection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers10.1038/s41598-021-86817-82045-2322https://doaj.org/article/cca4d7fa680f4962b293603d5392973b2021-04-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-86817-8https://doaj.org/toc/2045-2322Abstract The objective of the present study was to discover the genetic variants, functional candidate genes, biological processes and molecular functions underlying the negative genetic correlation observed between body weight (BW) and egg number (EN) traits in female broilers. To this end, first a bivariate genome-wide association and second stepwise conditional-joint analyses were performed using 2586 female broilers and 240 k autosomal SNPs. The aforementioned analyses resulted in a total number of 49 independent cross-phenotype (CP) significant SNPs with 35 independent markers showing antagonistic action i.e., positive effects on one trait and negative effects on the other trait. A number of 33 independent CP SNPs were located within 26 and 14 protein coding and long non-coding RNA genes, respectively. Furthermore, 26 independent markers were situated within 44 reported QTLs, most of them related to growth traits. Investigation of the functional role of protein coding genes via pathway and gene ontology analyses highlighted four candidates (CPEB3, ACVR1, MAST2 and CACNA1H) as most plausible pleiotropic genes for the traits under study. Three candidates (CPEB3, MAST2 and CACNA1H) were associated with antagonistic pleiotropy, while ACVR1 with synergistic pleiotropic action. Current results provide a novel insight into the biological mechanism of the genetic trade-off between growth and reproduction, in broilers.Eirini TarsaniAndreas KranisGerasimos ManiatisAriadne L. Hager-TheodoridesAntonios KominakisNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-11 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Eirini Tarsani
Andreas Kranis
Gerasimos Maniatis
Ariadne L. Hager-Theodorides
Antonios Kominakis
Detection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers
description Abstract The objective of the present study was to discover the genetic variants, functional candidate genes, biological processes and molecular functions underlying the negative genetic correlation observed between body weight (BW) and egg number (EN) traits in female broilers. To this end, first a bivariate genome-wide association and second stepwise conditional-joint analyses were performed using 2586 female broilers and 240 k autosomal SNPs. The aforementioned analyses resulted in a total number of 49 independent cross-phenotype (CP) significant SNPs with 35 independent markers showing antagonistic action i.e., positive effects on one trait and negative effects on the other trait. A number of 33 independent CP SNPs were located within 26 and 14 protein coding and long non-coding RNA genes, respectively. Furthermore, 26 independent markers were situated within 44 reported QTLs, most of them related to growth traits. Investigation of the functional role of protein coding genes via pathway and gene ontology analyses highlighted four candidates (CPEB3, ACVR1, MAST2 and CACNA1H) as most plausible pleiotropic genes for the traits under study. Three candidates (CPEB3, MAST2 and CACNA1H) were associated with antagonistic pleiotropy, while ACVR1 with synergistic pleiotropic action. Current results provide a novel insight into the biological mechanism of the genetic trade-off between growth and reproduction, in broilers.
format article
author Eirini Tarsani
Andreas Kranis
Gerasimos Maniatis
Ariadne L. Hager-Theodorides
Antonios Kominakis
author_facet Eirini Tarsani
Andreas Kranis
Gerasimos Maniatis
Ariadne L. Hager-Theodorides
Antonios Kominakis
author_sort Eirini Tarsani
title Detection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers
title_short Detection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers
title_full Detection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers
title_fullStr Detection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers
title_full_unstemmed Detection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers
title_sort detection of loci exhibiting pleiotropic effects on body weight and egg number in female broilers
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/cca4d7fa680f4962b293603d5392973b
work_keys_str_mv AT eirinitarsani detectionoflociexhibitingpleiotropiceffectsonbodyweightandeggnumberinfemalebroilers
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