Colorized transmission electron micrograph of mpox virus particles (green) found within infected Vero E6 cells (brown).

Four cases of clade I mpox have recently been reported in Stanislaus County, California health officials announced Thursday, suggesting that the strain — which is typically contracted during international travel — may be circulating within the community.

According to the Oct. 29 release, two cases have been confirmed to be clade I mpox, and the results for the other two cases are still pending. Clade I is typically associated with international travel, but three out of the four people who reported cases didn’t leave the country, a trend that’s been observed since August of this year, the........

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