Identification of genome-wide copy number variations among diverse pig breeds using SNP genotyping arrays.

Copy number variations (CNVs) are important forms of genetic variation complementary to SNPs, and can be considered as promising markers for some phenotypic and economically important traits or diseases susceptibility in domestic animals. In the present study, we performed a genome-wide CNV identifi...

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Main Authors: Jiying Wang, Haifei Wang, Jicai Jiang, Huimin Kang, Xiaotian Feng, Qin Zhang, Jian-Feng Liu
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23935880/?tool=EBI
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author Jiying Wang
Haifei Wang
Jicai Jiang
Huimin Kang
Xiaotian Feng
Qin Zhang
Jian-Feng Liu
author_facet Jiying Wang
Haifei Wang
Jicai Jiang
Huimin Kang
Xiaotian Feng
Qin Zhang
Jian-Feng Liu
author_sort Jiying Wang
collection DOAJ
description Copy number variations (CNVs) are important forms of genetic variation complementary to SNPs, and can be considered as promising markers for some phenotypic and economically important traits or diseases susceptibility in domestic animals. In the present study, we performed a genome-wide CNV identification in 14 individuals selected from diverse populations, including six types of Chinese indigenous breeds, one Asian wild boar population, as well as three modern commercial foreign breeds. We identified 63 CNVRs in total, which covered 9.98 Mb of polymorphic sequence and corresponded to 0.36% of the genome sequence. The length of these CNVRs ranged from 3.20 to 827.21 kb, with an average of 158.37 kb and a median of 97.85 kb. Functional annotation revealed these identified CNVR have important molecular function, and may play an important role in exploring the genetic basis of phenotypic variability and disease susceptibility among pigs. Additionally, to confirm these potential CNVRs, we performed qPCR for 12 randomly selected CNVRs and 8 of them (66.67%) were confirmed successfully. CNVs detected in diverse populations herein are essential complementary to the CNV map in the pig genome, which provide an important resource for studies of genomic variation and the association between various economically important traits and CNVs.
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spelling doaj.art-462ccbc0a6734e7db45869f9e6e3c3f12022-12-21T22:44:23ZengPublic Library of Science (PLoS)PLoS ONE1932-62032013-01-0187e6868310.1371/journal.pone.0068683Identification of genome-wide copy number variations among diverse pig breeds using SNP genotyping arrays.Jiying WangHaifei WangJicai JiangHuimin KangXiaotian FengQin ZhangJian-Feng LiuCopy number variations (CNVs) are important forms of genetic variation complementary to SNPs, and can be considered as promising markers for some phenotypic and economically important traits or diseases susceptibility in domestic animals. In the present study, we performed a genome-wide CNV identification in 14 individuals selected from diverse populations, including six types of Chinese indigenous breeds, one Asian wild boar population, as well as three modern commercial foreign breeds. We identified 63 CNVRs in total, which covered 9.98 Mb of polymorphic sequence and corresponded to 0.36% of the genome sequence. The length of these CNVRs ranged from 3.20 to 827.21 kb, with an average of 158.37 kb and a median of 97.85 kb. Functional annotation revealed these identified CNVR have important molecular function, and may play an important role in exploring the genetic basis of phenotypic variability and disease susceptibility among pigs. Additionally, to confirm these potential CNVRs, we performed qPCR for 12 randomly selected CNVRs and 8 of them (66.67%) were confirmed successfully. CNVs detected in diverse populations herein are essential complementary to the CNV map in the pig genome, which provide an important resource for studies of genomic variation and the association between various economically important traits and CNVs.https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23935880/?tool=EBI
spellingShingle Jiying Wang
Haifei Wang
Jicai Jiang
Huimin Kang
Xiaotian Feng
Qin Zhang
Jian-Feng Liu
Identification of genome-wide copy number variations among diverse pig breeds using SNP genotyping arrays.
PLoS ONE
title Identification of genome-wide copy number variations among diverse pig breeds using SNP genotyping arrays.
title_full Identification of genome-wide copy number variations among diverse pig breeds using SNP genotyping arrays.
title_fullStr Identification of genome-wide copy number variations among diverse pig breeds using SNP genotyping arrays.
title_full_unstemmed Identification of genome-wide copy number variations among diverse pig breeds using SNP genotyping arrays.
title_short Identification of genome-wide copy number variations among diverse pig breeds using SNP genotyping arrays.
title_sort identification of genome wide copy number variations among diverse pig breeds using snp genotyping arrays
url https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23935880/?tool=EBI
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