Sapoviruses are a group of viruses within the family Caliciviridae that cause acute gastroenteritis in both humans and animals. Previously considered as an exclusively pediatric pathogen, sapoviruses are now recognized to cause disease across all age groups and in a variety of settings, including schools, hospitals, long-term care facilities, cruise ships, hotels, and restaurants. Sapoviruses are transmitted primarily through direct person-to-person contact, although they may also be spread through contaminated food, water, and fomites. Like the closely related noroviruses, most sapoviruses are thought to contaminate food through handling by an infected food worker, although contamination may also occur during production of foods such as shellfish and fresh produce. Prevention of foodborne sapovirus therefore relies on adherence to proper hand hygiene practices, exclusion of ill food handlers, use of clean water for production of produce, and thorough cooking of shellfish.
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