Foodborne Outbreaks Caused by Human Norovirus GII.P17-GII.17–Contaminated Nori, Japan, 2017
Naomi Sakon

, Kenji Sadamasu, Takayuki Shinkai, Yousuke Hamajima, Hideaki Yoshitomi, Yuki Matsushima, Rika Takada, Fumio Terasoma, Asako Nakamura, Jun Komano, Koo Nagasawa, Hideaki Shimizu, Kazuhiko Katayama, and Hirokazu Kimura
Author affiliations: Osaka Institute of Public Health, Osaka, Japan (N. Sakon, R. Takada); Tokyo Metropolitan Institute of Public Health, Tokyo, Japan (K. Sadamasu, T. Shinkai); Wakayama Prefectural Research Center of Environment and Public Health, Wakayama, Japan (Y. Hamajima, F. Terasoma); Fukuoka Institute of Health and Environmental Sciences, Dazaifu, Japan (H. Yoshitomi, A. Nakamura); Kawasaki City Institute for Public Health, Kawasaki City, Japan (Y. Matsushima, H. Shimizu); National Hospital Organization Nagoya Medical Center, Nagoya, Japan (J. Komano); Chiba University, Chiba, Japan (K. Nagasawa); Kitasato University, Tokyo (K. Katayama); Gunma Paz University, Takasaki, Japan (H. Kimura); National Institute of Infectious Diseases, Tokyo (H. Kimura)
Main Article
Table
Genetic analysis of norovirus GII.P17-GII.17 isolates detected in clinical specimens from outbreaks during the 2016–17 endemic season, Japan*
Outbreak or strain |
GenBank accession nos. |
Isolation date |
Identity with outbreak 1 strain, %
|
RdRp, 1,530 nt |
VP1, 1,620 nt |
Outbreak 1 |
LC318755–LC318758 |
Jan 2017 |
NA |
NA |
Outbreak 2 |
LC258403† |
Feb 2017 |
100 |
100 |
Outbreak 6 |
LC311767–LC311773 |
Jan 2017 |
100 |
100 |
Outbreak 7 |
LC318751–LC318754 |
Feb 2017 |
100 |
100 |
Outbreak A:16–064 |
LC318745 |
May 2016 |
99.6 |
99.9 |
Outbreak B:16–299 |
LC318746 |
Nov 2016 |
99.9 |
99.9 |
Outbreak C:16–292 |
LC318750 |
Nov 2016 |
99.5 |
99.6 |
Outbreak C:16–303 |
LC318749 |
Nov 2016 |
99.7 |
ND |
Outbreak D:16–311 |
LC318747 |
Dec 2016 |
99.9 |
99.8 |
Outbreak D:16–315 |
LC318748 |
Dec 2016 |
99.8 |
99.6 |
GII.17 Kawasaki308 |
LC037415 |
Feb 2015 |
99.6 |
99.9 |
Main Article
Page created: April 17, 2018
Page updated: April 17, 2018
Page reviewed: April 17, 2018
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