the Bacillius F bacteria that was found in 2012 in the permafrost of the extremely cold Russian province of Siberia can make poultry feeding more efficient by improving the feed conversion rate. That can be concluded from the recent study by Russian scientists from the State Institute of Earth Cryosphere. Bacillius F has the potential to become the source for the production of a new line of immunomodulatory drugs. These have the potential to at least partially abandon the use of antibiotics in poultry farming. A preliminary study on application of bacteria in the feeding of poultry has been conducted by several Russian Institutes of Siberia and Ural Federal Districts. S o far, laboratory tests on mice and preliminary tests on chickens have been conducted and the results are looking very promising.