Title Genotypic Diversity and Epidemiology of Human Rhinovirus Among Children With Severe Acute Respiratory Tract Infection in Shanghai, 2013-2015.
Author Zhao, Yanjie; Shen, Jun; Wu, Bingjie; Liu, Gaoshan; Lu, Roujian; Tan, Wenjie
Journal Front Microbiol Publication Year/Month 2018
PMID 30131797 PMCID PMC6090050
Affiliation + expend 1.Key Laboratory of Laboratory Medicine, Ministry of Education, Institute of Medical Virology, Wenzhou Medical University, Wenzhou, China.

Human rhinovirus (HRV), and particularly HRV-C, is increasingly recognized as a cause of severe acute respiratory infections (SARIs). However, little is known about the genotypic diversity and epidemiology of HRV among children with SARI. Thus, we investigated the genotypic diversity and epidemiology of HRV in children with SARI in China over a 2-year period. In total 1,003, nasopharyngeal aspirates were collected from children hospitalized with SARI in Shanghai from 2013 to 2015. HRV was screened for by a PCR method targeting the viral 5\' UTR and was genotyped by sequencing of the VP4-VP2 region of the HRV genome. We also screened for 15 other common respiratory viruses to assess the prevalence of co-infection with HRV. The patient demographic and clinical data were reviewed. HRV was detected in 280 (27.9%) of the 1,003 specimens: HRV-A in 140 (14.0%), HRV-B in 21 (2.1%), HRV-C in 56 (5.6%), and HRV-untyped in 63 (6.3%). A phylogenetic analysis identified 77 genotypes (43 HRV-A, 10 HRV-B, and 24 HRV-C), among which A78, A12, A89, B70, C2, C6, and C24 predominated. HRV-A was detected mainly in winter 2013 and autumn 2014, while HRV-C detection peaked in autumn 2013 and 2014. The detection frequency of HRV-A was highest in patients <5 years old. Most HRV co-infections involved adenovirus, human bocavirus, and/or human respiratory syncytial virus. In conclusion, HRV-A and -C predominate in children with SARI in Shanghai. Among the 77 genotypes detected, A78, A12, A89, B70, C2, C6, and C24 were the most frequent. The HRV species responsible for SARIs differs according to season and age.

StrainID RV Species Serotype Length(nt) Country Year Strain Name
CNM03635 C None 387 China 2014 SH2797
CNM03640 C None 420 China 2014 SH2657
CNM03645 C None 420 China 2014 SH2891
CNM03650 C None 420 China 2014 SH2788
CNM03655 C None 420 China 2014 SH2989
CNM03660 C None 420 China 2014 SH2802
CNM03665 C None 420 China 2014 SH2633
CNM03985 C None 384 China 2014 BJ217
CNM03990 C None 384 China 2014 BJ225
CNM03995 C None 384 China 2014 BJ287
CNM04000 C None 384 China 2014 BJ035
CNM04005 C None 384 China 2014 BJ061
CNM04010 C None 384 China 2014 BJ093
CNM04015 C None 384 China 2014 BJ158
CNP03637 C None 408 China 2014 SH2781
CNP03642 C None 420 China 2014 SH2827
CNP03647 C None 420 China 2014 SH2807
CNP03652 C None 420 China 2014 SH2785
CNP03657 C None 420 China 2014 SH2829
CNP03662 C None 420 China 2014 SH2787
CNP03667 C None 420 China 2014 SH2617
CNP03982 C None 384 China 2014 BJ075
CNP03987 C None 384 China 2014 BJ367
CNP03992 C None 384 China 2014 BJ269
CNP03997 C None 384 China 2014 BJ002
CNP04002 C None 384 China 2014 BJ050
CNP04007 C None 384 China 2014 BJ199
CNP04012 C None 384 China 2014 BJ114
CNP04017 C None 384 China 2014 BJ184
CNS03638 C None 420 China 2014 SH3066
CNS03643 C None 420 China 2014 SH2774
CNS03648 C None 420 China 2014 SH2800
CNS03653 C None 420 China 2014 SH2768
CNS03658 C None 420 China 2014 SH2826
CNS03663 C None 420 China 2014 SH2673
CNS03668 C None 420 China 2014 SH2616
CNS03983 C None 384 China 2014 BJ073
CNS03988 C None 384 China 2014 BJ281
CNS03993 C None 384 China 2014 BJ214
CNS03998 C None 384 China 2014 BJ007
CNS04003 C None 384 China 2014 BJ053
CNS04008 C None 384 China 2014 BJ088
CNS04013 C None 384 China 2014 BJ115
CNS04018 C None 384 China 2014 BJ323
CNZ03636 C None 407 China 2014 SH2841
CNZ03641 C None 420 China 2014 SH2779
CNZ03646 C None 420 China 2014 SH2842
CNZ03651 C None 420 China 2014 SH2786
CNZ03656 C None 420 China 2014 SH2834
CNZ03661 C None 420 China 2014 SH2789
CNZ03666 C None 420 China 2014 SH2627
CNZ03981 C None 384 China 2014 BJ094
CNZ03986 C None 384 China 2014 BJ295
CNZ03991 C None 384 China 2014 BJ266
CNZ03996 C None 384 China 2014 BJ242
CNZ04001 C None 384 China 2014 BJ040
CNZ04006 C None 384 China 2014 BJ065
CNZ04011 C None 384 China 2014 BJ107
CNZ04016 C None 384 China 2014 BJ175
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