1. Vavilov Institute of General Genetics, Russian Academy of Sciences, 119991 Moscow, Russia
2. Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, 117997 Moscow, Russia
3. Department of Biotechnology, University of Food Technologies, 4002 Plovdiv, Bulgaria
4. Department of Microbiology, University of Food Technologies, 4002 Plovdiv, Bulgaria
5. Food Microbiology and Biotechnology Laboratory, Food and Nutritional Science Program, North Carolina A&T State University, Greensboro, NC 27411-1064, USA