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[Human rhinovirus with different genotypes in children with acute respiratory tract infections in Beijing]

Ming-Hui Song1, Lin-Qing Zhao, Yuan Qian

  • 1Laboratory of Virology, Capital Institute of Pediatrics, Beijing 100020, China. mdjsongminghui@sina.com

Bing Du Xue Bao = Chinese Journal of Virology
|June 14, 2013
PubMed

Insights

Human rhinoviruses (HRVs), particularly HRV-C, are significant causes of acute respiratory infections (ARI) in Beijing children. This study found HRV-C prevalence similar to HRV-A, highlighting their importance in pediatric respiratory illness.

Area of Science:

  • Virology
  • Molecular Biology
  • Pediatrics

Context:

  • Acute respiratory infections (ARI) pose a significant health burden in children.
  • Human rhinoviruses (HRVs) are common viral pathogens implicated in ARI.
  • Understanding HRV genotype distribution and characteristics is crucial for public health.

Purpose:

  • To investigate the prevalence and molecular characteristics of different human rhinovirus (HRV) genotypes (A, B, and C) in children with ARI in Beijing.
  • To specifically assess the role of HRV-C in pediatric respiratory infections.

Summary:

  • A study of 703 respiratory specimens from children with ARI in Beijing identified 54 (7.7%) HRV-positive cases.
  • HRV-A accounted for 46.3%, HRV-C for 38.9%, and HRV-B for 14.8% of HRV infections.
  • HRV infections were most common in children under 5 years old, with the highest rate in infants under 1 year. Common diagnoses included bronchiolitis and asthma.

Impact:

  • HRVs, especially HRV-C, are identified as important pathogens contributing to pediatric ARI in Beijing.
  • The findings reveal a significant prevalence of HRV-C, comparable to HRV-A and exceeding HRV-B.
  • High sequence variability among different HRV genotypes was observed, underscoring the need for ongoing molecular surveillance.

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