In vitro synergy of daptomycin plus rifampin against Enterococcus faecium resistant to both linezolid and vancomycin

被引:74
作者
Pankey, G [1 ]
Ashcraft, D [1 ]
Patel, N [1 ]
机构
[1] Alton Ochsner Med Fdn & Ochsner Clin, New Orleans, LA 70121 USA
关键词
D O I
10.1128/AAC.49.12.5166-5168.2005
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
In vitro synergy testing of daptomycin plus rifampin was performed against 24 unique isolates of Enterococcus faecium resistant to both linezolid and vancomycin. Synergy testing showed that 21/24 (88%) were synergistic and 3/24 (12%) were indifferent by the Etest method. Time-kill assays revealed synergy for 18/24 (75%) and indifference for 6/24 (25%).
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页码:5166 / 5168
页数:3
相关论文
共 23 条
[1]   Bactericidal activities of two daptomycin regimens against clinical strains of glycopeptide intermediate-resistant Staphylococcus aureus, vancomycin-resistant Enterococcus faecium, and methicillin-resistant Staphylococcus aureus isolates in an in vitro pharmacodynamic model with simulated endocardial vegetations [J].
Akins, RL ;
Rybak, MJ .
ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 2001, 45 (02) :454-459
[2]  
[Anonymous], 1999, Methods for determining bactericidal activity of antimicrobial agents
[3]  
approved guideline M26-A, V19
[4]  
ARCHER GL, 1983, REV INFECT DIS S3, V5, P538
[5]   EFFECTIVE TREATMENT OF CEPHALOSPORIN-RIFAMPIN COMBINATIONS AGAINST CRYPTIC METHICILLIN-RESISTANT BETA-LACTAMASE-PRODUCING COAGULASE-NEGATIVE STAPHYLOCOCCAL EXPERIMENTAL ENDOCARDITIS [J].
BRANDT, CM ;
ROUSE, MS ;
TALLAN, BM ;
LAUE, NW ;
WILSON, WR ;
STECKELBERG, JM .
ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 1995, 39 (08) :1815-1819
[6]   DAPTOMYCIN OR TEICOPLANIN IN COMBINATION WITH GENTAMICIN FOR TREATMENT OF EXPERIMENTAL ENDOCARDITIS DUE TO A HIGHLY GLYCOPEPTIDE-RESISTANT ISOLATE OF ENTEROCOCCUS-FAECIUM [J].
CARON, F ;
KITZIS, MD ;
GUTMANN, L ;
CREMIEUX, AC ;
MAZIERE, B ;
VALLOIS, JM ;
SALEHMGHIR, A ;
LEMELAND, JF ;
CARBON, C .
ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 1992, 36 (12) :2611-2616
[7]   Daptomycin dose-effect relationship against resistant gram-positive organisms [J].
Cha, R ;
Grucz, RG ;
Rybak, MJ .
ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 2003, 47 (05) :1598-1603
[8]  
Clinical and Laboratory Standards Institute, 2005, M100S15 CLSI
[9]   THERAPY OF EXPERIMENTAL STAPHYLOCOCCAL MASTITIS IN THE MOUSE WITH CLOXACILLIN AND RIFAMPICIN, ALONE AND IN COMBINATION [J].
CRAVEN, N ;
ANDERSON, JC .
RESEARCH IN VETERINARY SCIENCE, 1981, 31 (03) :295-300
[10]   Baseline study to determine in vitro activities of daptomycin against gram-positive pathogens isolated in the United States in 2000-2001 [J].
Critchley, IA ;
Blosser-Middleton, RS ;
Jones, ME ;
Thornsberry, C ;
Sahm, DF ;
Karlowsky, JA .
ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 2003, 47 (05) :1689-1693