Molecular Epidemiology of Hepatitis B Virus (HBV) Genotypes and Serotypes in Patients with Chronic HBV Infection in Korea

Objectives: Although hepatitis B virus (HBV) is endemic to Korea, no large-scale survey of HBV genotypes and serotypes based on sequence analysis has been performed. Methods: In the present study, we genotyped and serotyped HBV strains from 209 patients in two Korean regions, Seoul (107 patients) an...

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Veröffentlicht in:Intervirology 2007-01, Vol.50 (1), p.52-57
Hauptverfasser: Kim, Hong, Jee, Young Mee, Song, Byung-Cheol, Shin, Jung Woo, Yang, Soo Hyun, Mun, Ho-Suk, Kim, Hyun-Ju, Oh, Eun-Ju, Yoon, Jung-Hwan, Kim, Yoon-Jun, Lee, Hyo-Suk, Hwang, Eung-Soo, Cha, Chang-Yong, Kook, Yoon-Hoh, Kim, Bum-Joon
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container_end_page 57
container_issue 1
container_start_page 52
container_title Intervirology
container_volume 50
creator Kim, Hong
Jee, Young Mee
Song, Byung-Cheol
Shin, Jung Woo
Yang, Soo Hyun
Mun, Ho-Suk
Kim, Hyun-Ju
Oh, Eun-Ju
Yoon, Jung-Hwan
Kim, Yoon-Jun
Lee, Hyo-Suk
Hwang, Eung-Soo
Cha, Chang-Yong
Kook, Yoon-Hoh
Kim, Bum-Joon
description Objectives: Although hepatitis B virus (HBV) is endemic to Korea, no large-scale survey of HBV genotypes and serotypes based on sequence analysis has been performed. Methods: In the present study, we genotyped and serotyped HBV strains from 209 patients in two Korean regions, Seoul (107 patients) and Jeju (102 patients), an island off the southeastern Korean coast. Analyses were conducted using the direct sequencing method targeting the partial surface (S) gene (541 bp). Results: Phylogenetic analysis showed that all HBV strains from the 209 patients belonged to genotype C2 (100%). Of the 209 patients, 193 (92.3%), 12 (5.7%) and 1 (0.5%) were found to have the adr, adw and ayr serotypes, respectively. The other three strains (1.5%) showed unique serotype and were not typeable by sequence analysis. No HBV strains characteristic of Jeju island were observed. Conclusions: The extraordinary predominance of genotype C2 in chronic Korean patients, which is known to be associated with more severe liver disease than genotype B, suggests that the clinical manifestations of Korean HBV chronic patients are likely to differ from those found in other Asian countries, especially in Japan and Taiwan, where genotypes B and C coexist.
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Methods: In the present study, we genotyped and serotyped HBV strains from 209 patients in two Korean regions, Seoul (107 patients) and Jeju (102 patients), an island off the southeastern Korean coast. Analyses were conducted using the direct sequencing method targeting the partial surface (S) gene (541 bp). Results: Phylogenetic analysis showed that all HBV strains from the 209 patients belonged to genotype C2 (100%). Of the 209 patients, 193 (92.3%), 12 (5.7%) and 1 (0.5%) were found to have the adr, adw and ayr serotypes, respectively. The other three strains (1.5%) showed unique serotype and were not typeable by sequence analysis. No HBV strains characteristic of Jeju island were observed. Conclusions: The extraordinary predominance of genotype C2 in chronic Korean patients, which is known to be associated with more severe liver disease than genotype B, suggests that the clinical manifestations of Korean HBV chronic patients are likely to differ from those found in other Asian countries, especially in Japan and Taiwan, where genotypes B and C coexist.</description><identifier>ISSN: 0300-5526</identifier><identifier>EISSN: 1423-0100</identifier><identifier>DOI: 10.1159/000096313</identifier><identifier>PMID: 17164558</identifier><identifier>CODEN: IVRYAK</identifier><language>eng</language><publisher>Basel, Switzerland: S. Karger AG</publisher><subject>Adult ; Aged ; Female ; Genotype ; Hepatitis B virus ; Hepatitis B virus - classification ; Hepatitis B virus - genetics ; Hepatitis B virus - isolation &amp; purification ; Hepatitis B, Chronic - epidemiology ; Hepatitis B, Chronic - virology ; Humans ; Korea - epidemiology ; Male ; Middle Aged ; Molecular Epidemiology ; Original Paper ; Phylogeny ; Sequence Analysis, DNA ; Serotyping</subject><ispartof>Intervirology, 2007-01, Vol.50 (1), p.52-57</ispartof><rights>2007 S. Karger AG, Basel</rights><rights>Copyright 2007 S. Karger AG, Basel.</rights><rights>Copyright S. Karger AG Dec 2006</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c361t-4a0c2a3ebbb2cb0fa23eb61f2fb4ea8c94ea9353e060b3ea0e7ef85d0e8e14973</citedby><cites>FETCH-LOGICAL-c361t-4a0c2a3ebbb2cb0fa23eb61f2fb4ea8c94ea9353e060b3ea0e7ef85d0e8e14973</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>314,776,780,2423,27901,27902</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/17164558$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Kim, Hong</creatorcontrib><creatorcontrib>Jee, Young Mee</creatorcontrib><creatorcontrib>Song, Byung-Cheol</creatorcontrib><creatorcontrib>Shin, Jung Woo</creatorcontrib><creatorcontrib>Yang, Soo Hyun</creatorcontrib><creatorcontrib>Mun, Ho-Suk</creatorcontrib><creatorcontrib>Kim, Hyun-Ju</creatorcontrib><creatorcontrib>Oh, Eun-Ju</creatorcontrib><creatorcontrib>Yoon, Jung-Hwan</creatorcontrib><creatorcontrib>Kim, Yoon-Jun</creatorcontrib><creatorcontrib>Lee, Hyo-Suk</creatorcontrib><creatorcontrib>Hwang, Eung-Soo</creatorcontrib><creatorcontrib>Cha, Chang-Yong</creatorcontrib><creatorcontrib>Kook, Yoon-Hoh</creatorcontrib><creatorcontrib>Kim, Bum-Joon</creatorcontrib><title>Molecular Epidemiology of Hepatitis B Virus (HBV) Genotypes and Serotypes in Patients with Chronic HBV Infection in Korea</title><title>Intervirology</title><addtitle>Intervirology</addtitle><description>Objectives: Although hepatitis B virus (HBV) is endemic to Korea, no large-scale survey of HBV genotypes and serotypes based on sequence analysis has been performed. 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Methods: In the present study, we genotyped and serotyped HBV strains from 209 patients in two Korean regions, Seoul (107 patients) and Jeju (102 patients), an island off the southeastern Korean coast. Analyses were conducted using the direct sequencing method targeting the partial surface (S) gene (541 bp). Results: Phylogenetic analysis showed that all HBV strains from the 209 patients belonged to genotype C2 (100%). Of the 209 patients, 193 (92.3%), 12 (5.7%) and 1 (0.5%) were found to have the adr, adw and ayr serotypes, respectively. The other three strains (1.5%) showed unique serotype and were not typeable by sequence analysis. No HBV strains characteristic of Jeju island were observed. Conclusions: The extraordinary predominance of genotype C2 in chronic Korean patients, which is known to be associated with more severe liver disease than genotype B, suggests that the clinical manifestations of Korean HBV chronic patients are likely to differ from those found in other Asian countries, especially in Japan and Taiwan, where genotypes B and C coexist.</abstract><cop>Basel, Switzerland</cop><pub>S. Karger AG</pub><pmid>17164558</pmid><doi>10.1159/000096313</doi><tpages>6</tpages></addata></record>
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language eng
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subjects Adult
Aged
Female
Genotype
Hepatitis B virus
Hepatitis B virus - classification
Hepatitis B virus - genetics
Hepatitis B virus - isolation & purification
Hepatitis B, Chronic - epidemiology
Hepatitis B, Chronic - virology
Humans
Korea - epidemiology
Male
Middle Aged
Molecular Epidemiology
Original Paper
Phylogeny
Sequence Analysis, DNA
Serotyping
title Molecular Epidemiology of Hepatitis B Virus (HBV) Genotypes and Serotypes in Patients with Chronic HBV Infection in Korea
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