Human noroviruses, GII.4 strains in particular, are the chief drivers of acute viral gastroenteritis around the world, a condition for which there are no vaccines or antivirals. Understanding how ...

New outbreaks of gastrointestinal illnesses on cruise ships have sickened about 150 people, adding to the growing toll of such cases in 2025 ahead of peak cruise season, according to the Centers for ...

In the last few months, schools all over the country have closed because of outbreaks of norovirus. Also known as stomach flu, norovirus infections cause watery diarrhea, low-grade fever and, most ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Ever wondered why that one friend gets the stomach flu almost every year, while the rest of your friends ...

Noroviruses show a high genetic variation within their five genogroups; there are more than 30 genotypes and numerous genotype variants. An increase in the prevalence of norovirus infections is due to ...

Researchers discovered how human astroviruses bind to a receptor on human cells at a molecular level, which could inform new ...

A new study published in Water & Ecology reveals that common waterborne amoebae can ingest and protect human viruses, extending their environmental persistence. Human norovirus (HNoV) and human ...

Noroviruses are nonenveloped ssRNA viruses that form the genus Norovirus in the Caliciviridae family. The viral capsid is composed of 180 major capsid proteins that are coded by the open reading frame ...