Co-location of the multiresistance gene cfr and the novel streptomycin resistance gene aadY on a small plasmid in a porcine Bacillus strain

Key Laboratory of Development and Evaluation of Chemical and Herbal Drugs for Animal Use, College of Veterinary Medicine, China Agricultural University, Beijing 100193, P. R. China; Institute of Farm Animal Genetics, Friedrich-Loeffler-Institut (FLI), Holtystr. 10, 31535 Neustadt-Mariensee, Germany; Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA; Shandong Academy of Agricultural Sciences, Institute of Animal Husbandry and Veterinary Medicine, Jinan, 250100, P. R. China