Comparison of agar dilution, broth microdilution, E-test, disk diffusion, and automated vitek methods for testing susceptibilities of Enterococcus spp. to vancomycin

Journal of Clinical Microbiology

Volumn 35, Issue 12, 1997, Pages 3258-3263

  Kohner, Peggy C ^a   Patel, Robin ^a   Uhl, James R ^a   Garin, Kay M ^a   Hopkins, Marlene K ^a   Wegener, Lee T ^a   Cockerill III, Franklin R ^a  

^a MAYO CLINIC   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AGAR; VANCOMYCIN;

ANTIBIOTIC RESISTANCE; ANTIBIOTIC SENSITIVITY; ARTICLE; DIFFUSION; DILUTION; ENTEROCOCCUS; ENTEROCOCCUS FAECALIS; ERROR; GENOTYPE; LABORATORY; MINIMUM INHIBITORY CONCENTRATION; NONHUMAN; PRIORITY JOURNAL; RESTRICTION FRAGMENT LENGTH POLYMORPHISM;

ENTEROCOCCUS; ENTEROCOCCUS CASSELIFLAVUS; ENTEROCOCCUS FAECALIS; ENTEROCOCCUS FAECIUM; ENTEROCOCCUS FLAVESCENS; ENTEROCOCCUS GALLINARUM; POSIBACTERIA; STAPHYLOCOCCUS AUREUS; STREPTOCOCCUS;

EID: 0030712212     PISSN: 00951137     EISSN: None     Source Type: Journal    
DOI: 10.1128/jcm.35.12.3258-3263.1997     Document Type: Article

References (16)

1. Evers, S., F. Sahm, and P. Courvalin. 1993. The vanB gene of vancomycin-resistant Enterococcus faecalis V583 is structurally related to the genes encoding D-Ala:D-Ala ligases and glycopeptide-resistance proteins vanA and vanC. Gene 124:143-144.
2. Evers, S., E. Reynolds, and P. Courvalin. 1994. Sequence of the vanB and ddl genes encoding D-alanine:D-lactate and D-alanine:D-alanine ligases in vancomycin-resistant Enterococcus faecalis V583. Gene 140:97-102.
3. Free, L., and D. F. Sahm. 1995. Investigation of the reformulated Remel Synergy Quad Plate for detection of high-level aminoglycoside and vancomycin resistance among entcrococci. J. Clin. Microbiol. 33:1643-1645.
4. National Committee l'or Clinical Laboratory Standards. 1993. Performance standards for antimicrobial disk susceptibility tests, 5th ed. Approved standard M2-A5. National Committee for Clinical Laboratory Standards, Villanova, Pa.
5. National Committee for Clinical Laboratory Standards. 1993. Methods for dilution antimicrobial susceptibility tests for bacteria that grow aerobically, 3rd ed. Approved standard M7-A3. National Committee for Clinical Laboratory Standards, Villanova, Pa.
6. National Committee for Clinical Laboratory Standards. 1995. Performance standards for antimicrobial susceptibility testing. Sixth informational supplement M100-S6. National Committee for Clinical Laboratory Standards, Villanova, Pa.
7. Navarro, F., and P. Courvalin. 1994. Analysis of genes encoding D-alanine-D-alanine ligase-related enzymes in Enterococcus casseliflavus and Enterococcus flavescens. Antimicrob. Agents Chemother. 38:1788-1793.
8. Patel, R., J. R. Uhl, P. Kohner, M. K. Hopkins, and F. R. Cockerill III. 1997. Multiplex PCR detection of vanA, vanB, vanC-1, and vanC-2/3 genes in enterococci. J. Clin. Microbiol. 35:703-707.
9. Schulz, J. E., and D. F. Sahm. 1993. Reliability of the E test for detection of ampicillin, vancomycin, and high-level aminoglycoside resistance in Enterococcus spp. J. Clin. Microbiol. 31:3336-3339.
10. Swenson, J. M., N. C. Clark, M. J. Ferraro, D. F. Sahm, G. Doern, M. A. Pfaller, L. B. Reller, M. P. Weinstein, R. J. Zabransky, and F. C. Tenover. 1994. Development of a standardized screening method for detection of vancomycin-resistant enterococci. J. Clin. Microbiol. 32:1700-1704.
11. Tenover, F. C., J. M. Swenson, C. M. O'Hara, and S. A. Stocker. 1995. Ability of commercial and reference antimicrobial susceptibility testing methods to detect vancomycin resistance in enterococci. J. Clin. Microbiol. 33:1524-1527.
12. Van Horn, K. G., C. A. Gedris, K. M. Rodney, and J. B. Mitchell. 1996. Evaluation of commercial vancomycin agar screen plates for detection of vancomycin-resistant enterococci. J. Clin. Microbiol. 34:2042-2044.
13. Willey, B. M., B. N. Kreiswirth, A. E. Simor, G. Williams, S. R. Scriver, A. Phillips, and D. E. Low. 1992. Detection of vancomycin resistance in Enterococcus species. J. Clin. Microbiol. 30:1621-1624.
14. Willey, B. M., B. N. Kreiswirth, A. E. Simor, Y. Faur, M. Patel, G. Williams, and D. E. Low. 1993. Identification and characterization of multiple species of vancomycin-resistant enterococci, including an evaluation of Vitek software version 7.1. J. Clin. Microbiol. 31:2777-2779.
15. Zabransky, R. J., A. R. DiNuzzo, M. B. Huber, and G. L. Woods. 1994. Detection of vancomycin resistance in enterococci by the Vitek AMS System. Diagn. Microbiol. Infect. Dis. 20:113-116.
16. Zabransky, R. J., A. R. Dinuzzo, and G. L. Woods. 1995. Detection of vancomycin resistance in enterococci by the Alamar MIC system. J. Clin. Microbiol. 33:791-793.