Russian authorities are facing allegations of concealing an outbreak of plague following the death of a scientist in Siberia last week. Daria Shipilova, 28, died on September 30 in Shelekhov, a town in the Irkutsk region, amid reports that she contracted pneumonic plague after accidentally breaking a test tube containing dangerous bacteria at a laboratory focused on plague research.

Initial accounts suggested Shipilova succumbed to the “Black Death,” a highly contagious form of plague responsible for devastating pandemics in history. The incident prompted a swift and extensive quarantine in Shelekhov, with local health officials taking stringent measures to prevent further spread.

However, Russia’s federal health authority, Rospotrebnadzor, later retracted the claim linking her death to plague, stating that Shipilova died from pneumonia. The health watchdog’s reversal has raised questions about the transparency of the investigation and whether the scale of the risk was properly disclosed to the public.

Anna Popova, head of Rospotrebnadzor, traveled to the affected region to oversee the situation but has refrained from making any public statements. Local officials have maintained the quarantine protocols, emphasizing caution, while the authorities continue to probe the circumstances surrounding the laboratory incident.

The incident has sparked concern among medical experts and residents, given the highly infectious nature of the pneumonic form of plague, which can be transmitted through respiratory droplets. Historical outbreaks of the disease have resulted in significant mortality without prompt containment.

At this time, official sources have not provided detailed updates on the status of affected individuals beyond Shipilova’s death or on any additional measures being implemented. The case remains under investigation as health officials work to clarify the events leading to the scientist’s death and to allay fears of a broader public health emergency.