Gene Expression Profiling of Skeletal Muscle of Nursing Piglets

<p>To gain insight into the regulation mechanism associated with the rapid gain in skeletal muscle during neonatal period, gene expression profiles of skeletal muscle of nursing pigs was investigated using Affymetrix Porcine GeneChip. A total of 1094 transcripts were detected as differential e...

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Main Author: Caode Jiang, Ping Shi, Shun Li, Ranran Dong, Jiawei Tian, Jin Wei, Shuang Luo
Format: Article
Language:English
Published: Ivyspring International Publisher 2010-01-01
Series:International Journal of Biological Sciences
Online Access:http://www.biolsci.org/v06p0627.htm
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author Caode Jiang, Ping Shi, Shun Li, Ranran Dong, Jiawei Tian, Jin Wei, Shuang Luo
author_facet Caode Jiang, Ping Shi, Shun Li, Ranran Dong, Jiawei Tian, Jin Wei, Shuang Luo
author_sort Caode Jiang, Ping Shi, Shun Li, Ranran Dong, Jiawei Tian, Jin Wei, Shuang Luo
collection DOAJ
description <p>To gain insight into the regulation mechanism associated with the rapid gain in skeletal muscle during neonatal period, gene expression profiles of skeletal muscle of nursing pigs was investigated using Affymetrix Porcine GeneChip. A total of 1094 transcripts were detected as differential expression over time course tested (p&#60;0.01, q&#60;0.05). With combinative use of partitioning around medoid and hierarchical clustering, three clusters of transcripts with distinct temporal expression were defined. Gene functional categories and pathways, particularly involved in cell signaling, cell cycle, cell adhesion, ECM-receptor interaction, glycolysis, protein synthesis and degradation, and intracellular transport, were identified. Moreover, we showed 49 of the differentially expressed genes within published QTL regions or with marked deletion effects. Our study demonstrates previously uncharacterized changes in transcription accompanying early postnatal growth of skeletal muscle of pigs. It has highlighted potential cascades and important candidates for further investigation on controlling of postnatal muscle growth.</p>
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spelling doaj.art-de6d1b9bd32d451da32d8a2520e710b12022-12-22T02:47:40ZengIvyspring International PublisherInternational Journal of Biological Sciences1449-22882010-01-0167627638Gene Expression Profiling of Skeletal Muscle of Nursing PigletsCaode Jiang, Ping Shi, Shun Li, Ranran Dong, Jiawei Tian, Jin Wei, Shuang Luo<p>To gain insight into the regulation mechanism associated with the rapid gain in skeletal muscle during neonatal period, gene expression profiles of skeletal muscle of nursing pigs was investigated using Affymetrix Porcine GeneChip. A total of 1094 transcripts were detected as differential expression over time course tested (p&#60;0.01, q&#60;0.05). With combinative use of partitioning around medoid and hierarchical clustering, three clusters of transcripts with distinct temporal expression were defined. Gene functional categories and pathways, particularly involved in cell signaling, cell cycle, cell adhesion, ECM-receptor interaction, glycolysis, protein synthesis and degradation, and intracellular transport, were identified. Moreover, we showed 49 of the differentially expressed genes within published QTL regions or with marked deletion effects. Our study demonstrates previously uncharacterized changes in transcription accompanying early postnatal growth of skeletal muscle of pigs. It has highlighted potential cascades and important candidates for further investigation on controlling of postnatal muscle growth.</p>http://www.biolsci.org/v06p0627.htm
spellingShingle Caode Jiang, Ping Shi, Shun Li, Ranran Dong, Jiawei Tian, Jin Wei, Shuang Luo
Gene Expression Profiling of Skeletal Muscle of Nursing Piglets
International Journal of Biological Sciences
title Gene Expression Profiling of Skeletal Muscle of Nursing Piglets
title_full Gene Expression Profiling of Skeletal Muscle of Nursing Piglets
title_fullStr Gene Expression Profiling of Skeletal Muscle of Nursing Piglets
title_full_unstemmed Gene Expression Profiling of Skeletal Muscle of Nursing Piglets
title_short Gene Expression Profiling of Skeletal Muscle of Nursing Piglets
title_sort gene expression profiling of skeletal muscle of nursing piglets
url http://www.biolsci.org/v06p0627.htm
work_keys_str_mv AT caodejiangpingshishunliranrandongjiaweitianjinweishuangluo geneexpressionprofilingofskeletalmuscleofnursingpiglets