Researcher at Russian plague laboratory dies of 'unknown' infection, tell me about this news today
05-10-2026
A 28-year-old laboratory technician, identified by Russian media as Darya Shipilova, died following a suspected laboratory accident at the Irkutsk Anti-Plague Research Institute facility in Shelekhov, Siberia.
MeidasTouch NewsAccording to reports, she told hospital personnel that she had accidentally broken a test tube containing live bacteria during sample collection. She subsequently developed severe pneumonia, was placed on mechanical ventilation, and passed away.
India Today+ 1The exact pathogen remains officially unconfirmed:
MeidasTouch NewsAlexei Tsydenov, the head of the neighboring Russian Republic of Buryatia, initially stated that the technician had likely died from the plague.
MeidasTouch NewsRussia’s federal public health regulator, Rospotrebnadzor, officially classified her cause of death as pneumonia of “unknown etiology” and reported that initial tests did not detect standard occupational pathogens.
Philstar LifeMedical observers raised concern regarding pneumonic plaguea rare, virulent form caused by the bacterium Yersinia pestis that infects the lungs and can spread via respiratory droplets.
India Today
In response to the incident, Russian health authorities placed the Shelekhov district hospital where she was treated under quarantine. Nearly 200 contacts and medical staff were placed under observation or isolation. Local public events were suspended, nearby industrial workers were advised to wear masks, and authorities opened a formal inquiry into possible health and safety protocol violations. Officials report that all monitored contacts have so far tested negative with no active secondary cases detected.
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