2Yano H, Kuga A, Irinoda K, et al. Presence of genes for β-lactam ases of two d ifferent classes on a single plasmid from a clinical isolates of Serratia marces cens[J]. J Antibiot, 1999, 52(12):1135-1139
4Jacoby GA, Medeiros AA. More extended-spectrum beta-lactamases[J]. Antibimic rob Agents Chemother,1991,35(9): 1697-1704
5National Committee for Clinical Laboratory Standards. Performance standards for antimicrobial susc eptibility testing:ninth informational supplement[S]. NCCLS, 1999, 19(1): 36, 75
6Sanders CC, Barry AL, Washington JA, et al. Detection of extended -spectrum β- lactamases producing members of the family Enterobacteriaceae with the Vitek ESB L test[J]. J Clin Microbiol, 1996,341(2): 2997-3001
7Watanabe T, Fukasawa T. Episome-mediated transfer of drug resista nce in Enter obacteriaceae.Ⅰ.Transfer of resistance factors by conjugation[J]. J Bacterio l, 1961, 81(2): 669-678
8Chabbert YA, Scavizzi MR, Witchitz JL, et al. Incompatibility grou ps and t he classification of resistance factors. J Bacteriol, 1972, 112(2):666-675
7Ariffin H, Navaratnam P, Kee TK, et al. Antibiotic resistance patterns in nosocomial Gram-negative bacterial infections in units with heavy antibiotic usage[J].J Trop Pediatr, 2004,50 (1) :26.
8Wang FD, Lin CY. Bacteremia in patients with hematological malignancies[J].Chemotherapy,2005,51(2-3) :147-153.
9Sasada M. Pathophysiological aspects of neutrophils-dual action of neutrophils[J]. Jpn J Clin Hematol,2003,44(6):351- 357.
