Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 27, Number 1—January 2021
Dispatch

Detection of Norovirus Variant GII.4 Hong Kong in Asia and Europe, 2017−2019

Martin Chi-Wai Chan1, Sunando Roy, Joseph Bonifacio, Lin-Yao Zhang, Preeti Chhabra, Jenny C.M. Chan, Cristina Celma, Mary Ann Igoy, Sin-Leung Lau, Kirran N. Mohammad, Jan Vinjé, Harry Vennema, Judith Breuer, Marion Koopmans, Miranda de GraafComments to Author , and for NOROPATROL2
Author affiliations: The Chinese University of Hong Kong, Hong Kong, China (M.C.-W. Chan, L.-Y. Zhang, J.C.M. Chan, S.-L. Lau, K.N. Mohammad); University College London, London, UK (S. Roy, J. Breuer); Research Institute for Tropical Medicine, Muntinlupa City, the Philippines (J. Bonifacio, M.A. Igoy); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (P. Chhabra, J. Vinjé); Public Health England, London (C. Celma); National Institute for Public Health and the Environment, Bilthoven, the Netherlands (H. Vennema); Erasmus Medical Center, Rotterdam, the Netherlands (M. Koopmans, M. de Graaf)

Main Article

Table 1

Norovirus GII.4 Hong Kong strains detected during 2017–2019

Collection date Strain designation City and country of origin Settings Patient age/sex Sequence availability GenBank accession no.
2017 May RS17–1713 Pangasinan, Philippines Inpatient* 11 mo/M Complete capsid MT774555
2017 Nov Zandvoort/0471 Zandvoort, the Netherlands Sporadic† 23 mo/F Full genome MT735394
2018 Mar CUHK-NS-1772 Hong Kong, China Inpatient‡ 15 y/M Partial polymerase/capsid MT577843
2019 Mar WT_NORO_0887 Manchester, UK Nursing home§ 90 y/F Full genome MT742777
2019 Aug CUHK-NS-2200 Hong Kong, China Inpatient¶ 42 y/F Full genome MN400355#

*Eight (12.1%) of 66 genotyped norovirus samples tested positive for GII.4 Hong Kong in 2017 in Philippines.
†One (0.2%) of 482 genotyped norovirus samples tested positive for GII.4 Hong Kong in the 2017–18 season in the Netherlands.
‡One (0.3%) of 307 genotyped norovirus samples tested positive for GII.4 Hong Kong in 2018 in Hong Kong.
§One (1.0%) of 105 genotyped norovirus samples tested positive for GII.4 Hong Kong in the 2018–19 season in the United Kingdom.
¶One (0.3%) of 368 genotyped norovirus samples tested positive for GII.4 Hong Kong in 2019 in Hong Kong.
#Prototype sequence of the GII.4 Hong Kong variant.

Main Article

1Current affiliation: Research Office, Food and Health Bureau, Hong Kong, China.

2Members who contributed data are listed at the end of this article.

Page created: November 19, 2020
Page updated: December 21, 2020
Page reviewed: December 21, 2020
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
file_external