"49 people remain at the mine, at 15.05 (08.05 GMT) nine of them were found dead," the regional government said in a statement.
At the time of the accident, there were 285 miners at the mine, 237 people were evacuated to the surface. 49 people remain at the mine, governor Sergey Tsivilev said.
According to Tsivilev, communication is lost with people who remain inside the mine.
The number of people injured in an accident at the Listvyazhnaya mine in the Kemerovo Region in Siberia on Thursday increased to 44, and all of them were taken to hospitals, a spokesman of the emergency services told Sputnik.
"According to the updated data, 44 people were injured in an emergency at the mine, and another one died," the spokesman said.
All 44 miners were taken to hospitals, two of them remain in serious condition and the condition of other 42 is of moderate or mild severity, according to the spokesman.
Both patients in severe condition were admitted to the intensive care unit, a spokesman for the regional health emergency service, Anton Duzhik, told Sputnik.
The latest situation updates say the death toll has grown to eleven. Overall, there were 285 people in the mine.
The smoke contamination began around 01:30 GMT on Thursday. The coal mine is located in a rural suburb of the city of Belovo. The mine belongs to the SDS-Ugol Holding Company, one of the top three coal producers in Russia.
Both patients in severe condition were admitted to the intensive care unit, a spokesman for the regional health emergency service, Anton Duzhik, told Sputnik.
The latest situation updates say the death toll has grown to eleven. Overall, there were 285 people in the mine.
The smoke contamination began around 01:30 GMT on Thursday. The coal mine is located in a rural suburb of the city of Belovo. The mine belongs to the SDS-Ugol Holding Company, one of the top three coal producers in Russia.