SHELTON, CONNECTICUT / ACCESS Newswire / July 16, 2025 / NanoViricides, Inc., a publicly traded company (NYSE American:NNVC) (the “Company”), and a clinical stage, leading global pioneer in the ...

Clade II mpox has been circulating in the United States since a large outbreak in 2022 and 2023. A more recent outbreak in Africa is driven by clade I, which is known to cause more severe disease.

While an outbreak of clade II mpox has been seen in the U.S. and elsewhere since 2022, the first U.S. clade I case was confirmed this weekend by the California Department of Public Health (CDPH).

California has detected the first U.S. case of a new mpox strain, clade Ib, in a person who had recently traveled from Eastern Africa.

The risk of contracting mpox remains low in California as the World Health Organization declares a global health emergency due to multiple outbreaks in Africa, according to health officials.. WHO ...