Allelic Frequencies of 20 Visible Phenotype Variants in the Korean Population

The prediction of externally visible characteristics from DNA has been studied for forensic genetics over the last few years. Externally visible characteristics include hair, skin, and eye color, height, and facial morphology, which have high heritability. Recent studies using genome-wide associatio...

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Main Authors: Ji Eun Lim, Bermseok Oh
Format: Article
Language:English
Published: BioMed Central 2013-06-01
Series:Genomics & Informatics
Subjects:
Online Access:http://genominfo.org/upload/pdf/gni-11-93.pdf
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author Ji Eun Lim
Bermseok Oh
author_facet Ji Eun Lim
Bermseok Oh
author_sort Ji Eun Lim
collection DOAJ
description The prediction of externally visible characteristics from DNA has been studied for forensic genetics over the last few years. Externally visible characteristics include hair, skin, and eye color, height, and facial morphology, which have high heritability. Recent studies using genome-wide association analysis have identified genes and variations that correlate with human visible phenotypes and developed phenotype prediction programs. However, most prediction models were constructed and validated based on genotype and phenotype information on Europeans. Therefore, we need to validate prediction models in diverse ethnic populations. In this study, we selected potentially useful variations for forensic science that are associated with hair and eye color, iris pattern, and facial morphology, based on previous studies, and analyzed their frequencies in 1,920 Koreans. Among 20 single nucleotide polymorphisms (SNPs), 10 SNPs were polymorphic, 6 SNPs were very rare (minor allele frequency < 0.005), and 4 SNPs were monomorphic in the Korean population. Even though the usability of these SNPs should be verified by an association study in Koreans, this study provides 10 potential SNP markers for forensic science for externally visible characteristics in the Korean population.
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spelling doaj-art-44ae6120b29b4581abdebb03523eeed42025-02-02T11:18:31ZengBioMed CentralGenomics & Informatics1598-866X2234-07422013-06-01112939610.5808/GI.2013.11.2.9386Allelic Frequencies of 20 Visible Phenotype Variants in the Korean PopulationJi Eun Lim0Bermseok Oh1Department of Biomedical Engineering, Kyung Hee University School of Medicine, Seoul 130-701, Korea.Department of Biomedical Engineering, Kyung Hee University School of Medicine, Seoul 130-701, Korea.The prediction of externally visible characteristics from DNA has been studied for forensic genetics over the last few years. Externally visible characteristics include hair, skin, and eye color, height, and facial morphology, which have high heritability. Recent studies using genome-wide association analysis have identified genes and variations that correlate with human visible phenotypes and developed phenotype prediction programs. However, most prediction models were constructed and validated based on genotype and phenotype information on Europeans. Therefore, we need to validate prediction models in diverse ethnic populations. In this study, we selected potentially useful variations for forensic science that are associated with hair and eye color, iris pattern, and facial morphology, based on previous studies, and analyzed their frequencies in 1,920 Koreans. Among 20 single nucleotide polymorphisms (SNPs), 10 SNPs were polymorphic, 6 SNPs were very rare (minor allele frequency < 0.005), and 4 SNPs were monomorphic in the Korean population. Even though the usability of these SNPs should be verified by an association study in Koreans, this study provides 10 potential SNP markers for forensic science for externally visible characteristics in the Korean population.http://genominfo.org/upload/pdf/gni-11-93.pdfeye colorgene frequencyhair colorKoreansingle nucleotide polymorphism
spellingShingle Ji Eun Lim
Bermseok Oh
Allelic Frequencies of 20 Visible Phenotype Variants in the Korean Population
Genomics & Informatics
eye color
gene frequency
hair color
Korean
single nucleotide polymorphism
title Allelic Frequencies of 20 Visible Phenotype Variants in the Korean Population
title_full Allelic Frequencies of 20 Visible Phenotype Variants in the Korean Population
title_fullStr Allelic Frequencies of 20 Visible Phenotype Variants in the Korean Population
title_full_unstemmed Allelic Frequencies of 20 Visible Phenotype Variants in the Korean Population
title_short Allelic Frequencies of 20 Visible Phenotype Variants in the Korean Population
title_sort allelic frequencies of 20 visible phenotype variants in the korean population
topic eye color
gene frequency
hair color
Korean
single nucleotide polymorphism
url http://genominfo.org/upload/pdf/gni-11-93.pdf
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