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,Hirokazu Kimura

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

2018

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
Hirokazu Kimura

Seven foodborne norovirus outbreaks attributable to the GII.P17-GII.17 strain were reported across Japan in 2017, causing illness in a total of 2,094 persons. Nori (dried shredded seaweed) was implicated in all outbreaks and tested positive for norovirus. Our data highlight the stability of norovirus in dehydrated food products.

Keywords:

Norovirus GII
Virology
Biology
Food safety
Outbreak
Norovirus
Drying
foodborne outbreak
food handlers

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