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709 vials of dangerous viruses vanished from a high-security Brazilian lab

Ellsworth Toohey
Apr 17, 2026
∙ Paid

chinahbzyg / Shutterstock.com

Someone walked out of a laboratory in Belém, Brazil, with 709 vials of dangerous viruses — including samples of Eastern equine encephalitis and oropouche, both of which can cause severe or fatal illness in humans. BSL-3, or biosafety level 3, is reserved for pathogens that can cause serious or lethal disease through inhalati…

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