Officials reported that tests on contacts of a deceased lab worker have yielded no sign of plague. A significant portion of the identified group, 60%, has undergone testing. The worker's death had sparked public health concerns globally.

Laboratory tests did identify instances of Covid-19 and rhinovirus infection among the contacts. No other disease pathogens were found. Further information on the situation is available from Russia's consumer and health watchdog.

The watchdog's statement detailed the test results, omitting any mention of a specific disease.