Reports of human H5N1 cases in Cambodia have been on the rise since the end of 2023.
This is the first H5N1 human case reported in mainland China since July 2024.
In other H5N1 developments, the USDA confirms an outbreak at an Arizona layer farm that has more than 2 million birds.
Brazil has reported its first H5N1 outbreak in commercial poultry, which involves the 2.3.4.4b clade.
China has now confirmed five H10N3 cases, which tend to be severe, over the past few years.
India's Nipah patient is from an area that has reported multiple outbreaks since 2018.
The virus has evolved to be able to jump between species, from birds to cats, cows and cats, and cats and humans, the authors say.
The WHO's advisory group will also weigh in on COVID vaccine composition this month.
The two newer viruses scored slightly lower on some elements, but slightly higher on others, with a moderate overall risk similar to other H5N1 viruses.
FDA and USDA teams are still working to identify a food source for the Listeria outbreak.
