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French minister says it is not certain if hantavirus strain from cruise ship has mutated

By Thomson Reuters May 12, 2026 | 9:48 AM

PARIS, May 12 (Reuters) – French Health Minister Stephanie Rist said on Tuesday that it wasn’t certain whether the ​hantavirus strain involved in the ‌outbreak on the MV Hondius cruise ship may have mutated, although officials were “rather reassured.”

“There are things … we do not know about this virus,” ‌Rist ​told the National Assembly. “We ⁠do not yet have ⁠the complete sequencing of the virus which allows us to say with certainty today, even if we are rather ​reassured to date … that this virus has not yet mutated.”

The French health ⁠ministry did not respond ⁠to a request for additional ​comment.

The World Health Organization has said there ​was no indication that there was ‌anything unusual about the hantavirus strain on the ship beyond its location.

The outbreak has been linked to the Andes strain ⁠of hantavirus, with officials consulting Argentina, where an outbreak involving the same strain ended in ⁠2019.

The WHO ‌has confirmed nine cases and ⁠urged isolation of suspected cases, ​adding ‌that more are expected given ​passenger interactions ⁠before the virus was detected. However, it said there was no sign of a wider outbreak.

(Reporting by Dominique Vidalon and Makini Brice; Editing by Timothy Heritage and ​Bernadette Baum)