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The hypotheses of positive correlation between SB and active behaviour and SB and litter size were not confirmed. Consequences of selection for reduced SB can be changes in other behaviour traits, body weight and litter size, depending on the genetic correlation between the traits. ""Selection of pigs for increased meat production or improved meat quality changes muscle mass and muscle composition. This will be related to transcriptome expression http://www.selleck.cn/products/pexidartinib-plx3397.html profile changes in muscle tissue, generating inter-individual differences. This study investigated the differentially expressed genes in the transcriptome profiles of the longissimus muscle of 75 Large White�CDuroc cross sows and castrates. The use of a common reference design enabled to http://www.selleckchem.com/products/Y-27632.html investigate the inter-individual transcriptome expression profile differences between the animals as compared with the means of all animals. The aim of the study was to identify the biological processes related to these inter-individual differences. It was expected that these processes underlie the selection effects. In total, 908 transcripts were differentially expressed. Among them, 762 were mainly downregulated and 146 were mainly upregulated. Gene Ontology and Pathways analyses indicated that the differentially expressed genes belong to three groups of processes involved in protein synthesis and amino acid�Cprotein metabolism, energy metabolism and muscle-specific structure and activity processes. Comparing the functional biological analysis results with previously reported data http://www.selleckchem.com/products/chir-99021-ct99021-hcl.html suggested that the protein synthesis, energy metabolism and muscle-specific structure would contribute to meat production and the meat quality. ""We performed a genome-wide association study using the porcine 60K SNP array to detect QTL regions for nine traits in a three-generational Duroc samples (n?=?651), viz. generations 1, 2 and 3 from a population selected over five generations using a closed nucleus breeding scheme. We applied a linear mixed model for association mapping to detect SNP effects, adjusting for fixed effects (sex and season) and random polygenic effects (reflecting genetic relatedness), and derived a likelihood ratio statistic for each SNP using the efficient mixed-model association method. We detected a region on SSC6 for backfat thickness (BFT) and on SSC7 for cannon bone circumference (CANNON), with a genome-wide significance of P?