Molecular epidemiology and genetic diversity of human astrovirus in South Korea from 2002 to 2007

A. Y. Jeong, H. S. Jeong, M. Y. Jo, S. Y. Jung, M. S. Lee, J. S. Lee, Y. M. Jee, J. H. Kim, D. S. Cheon

Research output: Contribution to journalArticlepeer-review

29 Scopus citations

Abstract

The present study was conducted to survey the prevalence and genotypic distribution of human astrovirus (HAstV) circulating in South Korea. Of 160,027 patients with acute gastroenteritis, 2,057 (1.3%) were positive for HAstV antigen. We determined the genotypes of 187 HAstV strains collected from laboratories across the country. Genetic analysis revealed genotype 1 to be the most prevalent, accounting for 72.19% of the strains, followed by genotypes 8 (9.63%), 6 (6.95%), 4 (6.42%), 2 (3.21%) and 3 (1.60%). Our findings indicate that HAstV is less common but, even so, a potentially important viral agent of gastroenteritis in South Korea, with significant genetic diversity among circulating HAstV strains.

Original languageEnglish
Pages (from-to)404-408
Number of pages5
JournalClinical Microbiology and Infection
Volume17
Issue number3
DOIs
StatePublished - Mar 2011

Bibliographical note

Funding Information:
This study was supported by an intramural fund from the National Institute of Health (NIH-091–4851–300), Republic of Korea.

Keywords

  • Astrovirus
  • Epidemiology
  • Gastroenteritis
  • Genotype

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