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Hantavirus daily brief — June 11, 2026

Verified synthesis of events reported on June 11, 2026 regarding the MV Hondius hantavirus outbreak. All sources are cited within the brief.

🔬 The Ushuaia landfill hypothesis recedes as the genome points north (Science, Kai Kupferschmidt, 11 June 2026). No hantavirus has ever been reported around Ushuaia and trapping there caught no long-tailed pygmy rice rat. The passengers' sequences most closely match sequences collected at Villa Meliquina (Neuquén province, more than 2,000 km north) and rodents captured in 2013 in Chile's Araucanía region. The difficulty: the Dutch couple passed through in early February, which would imply a 60-day incubation, with no known precedent. Scenarios still open include a rodent entering their campervan — located in Uruguay, where no obvious rodent traces were found.

Site-wide tally as of August 6, 2026

13 cases (12 confirmed + 1 probable), 3 deaths, 7 countries affected. Risk to the general population: low (OMS).

See the interactive map and full tally →