1Malorny B, Schroeter A, Helmuth R. Incidence of quinolone resistance over the period 1986 to 1998 in veterinary Salmonella isolates from Germany[J]. Antimicrobial Agents and Chemotherapy, 1999, 43(9): 2278-2282.
2Griggs DJ, Gensgerg K, Flaujac G, et al. Mutations in gyrA gene of quinolone-resistant Salmonella serotypes isolated from humans and animals[J]. Antimicrobial Agents and Chemotherapy, 1996, 40(4): 1009-1013.
3Corre C H, Donnio P Y, Perrin M, et al. Increasing incidence and comparison of nalidixic acid-resistance Salmonella enterica subsp. Enterica serotype Typhimurium isolates from humans and animals[J]. Journal of Clinical Microbiology, 1999,37(1):266-269.
4Reyna F, Huesca M, Gonzalez V, et al. Salmonella typhimu-rium gyrA mutation associated with fluoroquinolone resistance[J]. Antimicrobial Agents and Chemotherapy, 1995,39(7):1621-1623.
5Wiuff C, Madsen M, Baggesen DL, et al. Quinolone resista-nce among Salmonella enteria from cattle, broilers, and swine in Denmark[J]. Microb Drug Resist, 2000,6(1):11-17.
6Giraud E, Brisabois A, Martel J L, et al. Comparative studies of mutations in animal isolates and experimental in vitro-and in vivo-selected mutants of Salmonella spp. suggest a counterselection of highly fluoroquinolone-resistant strains in the field[J]. Antimicrobial Agents and Chemotherapy,1999,43(9):2131-2137.
7Adams D E, Shekhtmann E M, Zechiedrich E L, et al. The role of topoisomerase IV in partitioning bacterial replicons and the structure of catrnated intermediates in DNA replication[J].Cell,1992,71:277-288.
8Kato J, Nishimura Y, Imamura R, et al. New topoisomerase essential for chromosome segregation in Escherochia coli. Cell, 1990, 63: 393-404.
9hmitz F J, Jones M E, Hofmann B, et al. Characterization of grlA, grlB, gyrA and gyrB mutations in 116 unrelated isolates of Staphylococcus aureus and effects of mutations on Ciprofloxacin MIC[J]. Antimicrobial Agents and Chemotherpy, 1998, 42(5): 1249-1252.
10Ruiz J, Capitano L, Nunez L, et al. Mechanisms of resistance to ampicillin, chloramphenicol and quinolones in multiresistant Salmonella typhimurium strains isolated from fish[J]. Journal of Antimicrobial Chemotherpy, 1999,43: 699-702.
7KHALID I S, MAHMOUD A M. Prevalence molecular identification and antimierebial resistance profile of Salmonella serovars isolated from retail beef products in Mansoura [ J ]. Egypt Food Control, 2074,38:209 - 214.
8THAI T H, HIRAI T, LAN N T, et al. Antibiotic resistance profiles of Salmonella serovars isolated from retail pork and chicken meat in North Vietnam[J]. Int J Food Microbiol,2012,156(2) :147 -151.
9ESPIGARES E, BUENO A, ESPIGARES M, et al. Isolation of Sal- monella serotypes in waste water and effluent: Effect of treatment and potential risk [ J ]. Int J Hyg Environ Health, 2006,209 ( 1 ) : 103 - 107.
10BELI E, TELO A, DURAKU E. Salmonella serotypes isolated from turkey meat in Albania [ J]. Int J Food Microbiol,2001,63 (1/2) : 165 - 167.
