This study investigates how daily feeding rhythms and genetic polymorphisms influence feed efficiency in pigs, finding heritable feeding behaviors and genetic correlations with RFI.

bioRxiv · Jun 2, 2026 · PreprintZoology

Investigating the dynamics of heat acclimation in pig through transcriptome analysis of blood samples

Guilhem Huau, Laurence Liaubet, Yann Labrune, Paulo Henrique Reis Furtado Campos, Hélène Gilbert, David Renaudeau

This study examines gene expression dynamics in pigs during heat stress, identifying distinct transcriptional responses in short-term and long-term acclimation phases.

bioRxiv · Apr 6, 2026 · PreprintSystems Biology

Genetic and heat-stress related environmental influences on pig whole-blood gene expression levels

Arthur Durante, Katia Fève, Claire Naylies, Yann Labrune, Laure Gress, Yannick Lippi, Sabrina Legoueix, Denis Milan A, Jean-Luc Gourdine, Hélène Gilbert, David Renaudeau, Juliette Riquet, Guillaume Devailly

The paper investigates the genetic and heat-stress environmental influences on gene expression in pigs, identifying differentially expressed genes, eQTLs, and candidate genes for traits like backfat thickness.

bioRxiv · Mar 18, 2026 · PreprintGenomics

Guiding eQTL mapping and genomic prediction of gene expression in three pig breeds with tissue-specific epigenetic annotations from early development

Fanny Mollandin, Hervé Acloque, María Ballester, M.C.A.M. Bink, M.P.L. Calus, Daniel Crespo‐Piazuelo, Pascal Croiseau, Sarah Djebali, Sylvain Foissac, Hélène Gilbert, Elisabetta Giuffra, Cervin Guyomar, Ole Madsen, Marie-José Mercat, B.C. Perez, , Andréa Rau

The paper integrates tissue-specific epigenetic annotations into genomic predictions of gene expression in three pig breeds, improving eQTL mapping interpretability but facing challenges in cross-breed predictions.

Genomics · Nov 26, 2025Peer-reviewedGenomics

Genetic selection for residual feed intake impacts the functional redundancy of the gut microbiota in pigs during the growing-finishing period

Olivier Zemb, Caroline Stéphanie Achard, Jordi Estellé, Laurent Cauquil, Catherine Denis, Yvon Billon, Sylvie Combes, Claire Rogel-Gaillard, Hélène Gilbert

The paper compares gut microbiota between pigs selected for low and high residual feed intake, finding higher functional redundancy in low RFI pigs using 16S rRNA sequencing.

bioRxiv · Jun 5, 2024 · PreprintMicrobiology

Divergent selection for feed efficiency in pigs altered the duodenum transcriptome and DNA methylation profiles, resulting in greater responses to feed intake in the most efficient line

Guillaume Devailly, Katia Fève, Safia Saci, Julien Sarry, Sophie Valière, Jérôme Lluch, Olivier Bouchez, Laure Ravon, Yvon Billon, Hélène Gilbert, Juliette Riquet, Martín Beaumont, Julie Demars

Physiological Genomics · Mar 18, 2024Peer-reviewedGenomics

A genome-wide epistatic network underlies the molecular architecture of continuous color variation of body extremities: a rabbit model

Julie Demars, Yann Labrune, Nathalie Iannuccelli, Alice Deshayes, Sophie Leroux, Hélène Gilbert, Patrick Aymard, Florence Benitez, Juliette Riquet

The paper identifies a genome-wide epistatic network underlying continuous color variation in rabbit body extremities, revealing gene interactions and new genes involved in pigmentation.

Genomics · Apr 1, 2022Peer-reviewedGenetics

Genetic relationships between efficiency traits and gut microbiota traits in growing pigs fed a conventional or a high fiber diet

Vanille Déru, A. Bouquet, Olivier Zemb, Benoit Blanchet, M.L De Almeida, Laurent Cauquil, Céline Carillier‐Jacquin, Hélène Gilbert

This study examines genetic correlations between gut microbiota traits and feed efficiency traits in pigs fed different diets, finding limited diet-by-genotype interactions and identifying microbiota groups associated with efficiency traits.

bioRxiv · Nov 15, 2021 · PreprintGenetics

Identification of genomic regions affecting production traits in pigs divergently selected for feed efficiency

Emilie Delpuech, Amir Aliakbari, Yann Labrune, Katia Fève, Yvon Billon, Hélène Gilbert, Juliette Riquet

The paper identifies genomic regions affecting feed efficiency and production traits in pigs using GWAS across divergently selected lines.

Genetics Selection Evolution · Jun 14, 2021Peer-reviewedGenetics