Russian authorities have disclosed longstanding safety concerns at the Irkutsk Anti-Plague Institute, which recently came under scrutiny following the death of a laboratory biologist from a mysterious case of pneumonia. The institute, based in Siberia, specializes in research on dangerous pathogens including those responsible for bubonic plague and anthrax.

The employee, 28-year-old Darya Shipilova, died earlier this year under unclear circumstances. Her death sparked heightened alarm, particularly because the institute has faced repeated regulatory warnings over its safety protocols for more than a decade. Records from Russian oversight agencies indicate multiple prior violations, including inadequate emergency decontamination plans and insufficient training of senior personnel.

In June, Russia’s Emergencies Ministry issued a particularly stern admonition citing the absence of robust decontamination procedures and a lack of essential chemical agents needed to neutralize potential bacterial contamination. Additionally, in September, the institute’s civil-defense plan was found outdated and the official responsible for civil defense had not completed mandatory advanced training. Fire safety infractions date back to 2015, when automatic fire alarms were missing in certain rooms, while in 2019 the institute failed to produce required safety documentation for handling hazardous biological materials.

The series of warnings, which have been publicly accessible through online records, did not result in any apparent curtailment of the institute’s activities. In fact, the laboratory participated in joint Russian-Chinese exercises this summer aimed at combating infectious threats, which included deployment of mobile labs.

Following Shipilova’s death, Russian health authorities imposed quarantines on all individuals known to have had recent contact with her. The country’s consumer watchdog, Rospotrebnadzor, issued alerts about a dangerous infection risk in the local area. The Russian surgeon general also traveled to Irkutsk for consultations with regional officials. However, despite repeated requests from the World Health Organization in October seeking more detailed information about the incident and its implications for public health, Russian officials have maintained that Shipilova died of pneumonia of an unknown origin, offering no further updates.

Some experts have criticized the Russian government for a perceived lack of transparency. Alisa Litovka, a microbiologist formerly employed in Russian laboratories, said health authorities are actively withholding information from the WHO about the actual situation in Irkutsk.

The Irkutsk institute did not respond to inquiries for comment, nor did Russia’s central public health agency.

These developments unfold amid deteriorated international cooperation on biosafety issues. Since 2013, Russia has withdrawn from joint scientific and threat-reduction programs with the United States, further complicating global oversight of high-security laboratories in the country.

While plague is now a rare disease, with only several hundred cases reported worldwide annually, its historical significance and potential for outbreak continue to attract concern. The bubonic plague, which devastated Europe during the Middle Ages, remains a pathogen of interest in public health and biodefense circles.