GenPhySE

Génétique Physiologie et Systèmes d'Elevage

Modélisation Génétique et Génomique

MG2 Research Activities

Our research contributes to the development and use of methodologies for genetic and genomic evaluation and prediction, for genetic management of populations, and for the localization and use of major genes and QTLs, all of it in livestock populations.

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ARDI Project

GenPhySE participates in the Poctefa project “ARDI" for the joint development of dairy sheep breeds across the Pyrenees, financed by FEDER funds.
More information on the project can be found on the ARDI website .

Members

Researchers
Jean-Michel Elsen
Andrés Legarra	Webpage
Anne Ricard
Christèle Robert-Granié
Silvia Rodriguez Ramilo
Zulma Vitezica

PhD Students
Manon Dugué
Marc Teissier

Temporary
Marjorie Chassier

Contact

Andrés Legarra

Publications

2022

Macedo FL, Astruc JM, Meuwissen THE, Legarra A. Removing data and using metafounders alleviates biases for all traits in Lacaune dairy sheep predictions. J Dairy Sci. 2022. doi:10.3168/jds.2021-20860.
Legarra A, González-Diéguez D, Vitezica ZG. Computing strategies for multi-population genomic evaluation. Genet Sel Evol. 2022;54(1):10. doi:10.1186/s12711-022-00705-x.
Wientjes YCJ, Bijma P, Calus MPL, Zwaan BJ, Vitezica ZG, van den Heuvel J. The long-term effects of genomic selection: 1. Response to selection, additive genetic variance, and genetic architecture. Genet Sel Evol. 2022;54(1):19. doi:10.1186/s12711-022-00709-7.
Cesarani A, Lourenco D, Tsuruta S, et al. Multibreed genomic evaluation for production traits of dairy cattle in the United States using single-step genomic best linear unbiased predictor. J Dairy Sci. 2022. doi:10.3168/jds.2021-21505.
Varona L, Legarra A, Toro MA, Vitezica ZG. Genomic Prediction Methods Accounting for Nonadditive Genetic Effects. Methods Mol Biol. 2022;2467:219-243. doi:10.1007/978-1-0716-2205-6_8.
Elsen J-M. Genomic Prediction of Complex Traits, Principles, Overview of Factors Affecting the Reliability of Genomic Prediction, and Algebra of the Reliability. Methods Mol Biol. 2022;2467:45-76. doi:10.1007/978-1-0716-2205-6_2.
David I, Ricard A, Huynh-Tran V-H, Dekkers JCM, Gilbert H. Quality of breeding value predictions from longitudinal analyses, with application to residual feed intake in pigs. Genet Sel Evol. 2022;54(1):32. doi:10.1186/s12711-022-00722-w.

2021

Raoul J, Elsen JM. The levels of artificial insemination and missing sire information make genomic selection not always beneficial in meat sheep. Animal. 2021:100040. doi:10.1016/j.animal.2020.100040.
Bermann M, Lourenco D, Breen V, Hawken R, F Lopes B, Misztal I. Modeling genetic differences of combined broiler chicken populations in single-step GBLUP. J Anim Sci. 2021. doi:10.1093/jas/skab056.
González-Diéguez D, Legarra A, Charcosset A, et al. Genomic prediction of hybrid crops allows disentangling dominance and epistasis. Genetics. 2021. doi:10.1093/genetics/iyab026.