Application of Molecular Techniques to the Study of Nosocomial Infections Caused by Enterococci (original) (raw)
References
Schaberg, DR., Culver, D.H, and Gaynes, R P(1991) Major trends in the microbial etiology of nosocomial Infection Am J Med91, 72S–75S PubMedCAS Google Scholar
Teixeira, L M, Facklam, R R, Steigerwalt, A G, Pigott, N E, Merquior, V L C, and Brenner, D.J (1995) Correlation between phenotypical characteristics and DNA relatedness within Enterococcus faecium strains J Clin Microbial33 1520–1523 CAS Google Scholar
Williamson, R Gutmann, L, Horaud, T, Delbos, F, and Acar, J (1986) Use of pemcillin-binding proteins for the identification of enterococci J Gen Microbiol132, 1929–1937. CAS Google Scholar
Vincent, S, Minkler, P., Bincziewski, B., Etter, L, and Shlaes, D M(1992) Vancomycin resistance in Enterococcus gallnarum Antimicrob Agents Chemother36, 1392–1399 CAS Google Scholar
Donabedian, S., Chow, J. W, Shlaes, D M., Green, M., and Zervos, M J (1995) DNA hybridization and contour-clamped homogeneous electric field electrophoresis for identification of enterococci to the species level J Clin Microbiol33, 141–145 PubMedCAS Google Scholar
Facklam, R R, and Sahm, D A (1995) Enterococcus, in Manual of Clinical Microbiology sixth ed (Murray, P R, Baron, E J, Pfaller, M A, Tenover, F.C, and Yolken, R H, eds ), American Society of Microbiology, Washington,DC, 308–314 Google Scholar
Pitcher, D G, Saunders, N A, and Owen, R J. (1989) Rapid extraction of bacterial genomic DNA with guanidium thiocyanate. Lett App Microbiol8, 151–156 CAS Google Scholar
Wilson, K(1994) Preparation of genomic DNA from bacteria.2 4.1–2.4 2.Greene, Brooklyn, NY Google Scholar
McClelland, M, Petersen, C., and Welsh, J (1992) Length polymorphisms in tRNA intergenic spacers detected by using the polymerase chain reaction can distinguish streptococcal strains and species J Clin Microbiol30, 1499–1504 PubMedCAS Google Scholar
Hynes, W. L, Ferretti, J. J., Gilmore, M. S, and Segarra, R E(1992) PCR amplification of streptococcal DNA using crude cell lysates FEMS Microbiol Lett94, 139–142 CAS Google Scholar
Klare, I, Heier, H, Claus, H, Reissbrodt, R, and Witte, W (1995) vanA-mediated high-level glycopeptide resistance in_Enterococcus faecium from animal husbandry FEMS Microbiol Lett_ 125, 165–172 PubMedCAS Google Scholar
Dutka-Malen, S., Leclercq, R, Coutant, V, Duval, J, and Courvalin, P(1990) Phenotypic and genotypic heterogeneity of glycopeptide resistance determinants in gram-positive bacteria. Antimicrob Agents Chemother34, 1875–1879 PubMedCAS Google Scholar
Cocconcelli, P S, Porro, D, Galandini, S., and Senim, L (1995) Development of RAPD protocol for typing of strains of lactic bacteria and enterococci. Lett App Microbiol21, 376–379 CAS Google Scholar
Tomayko, J F., Zscheck, K. K, Singh, K V., and Murray, B. E (1996) Comparison of the β-lactamase gene cluster in clonally distinct strains of Enterococcus faeclis Antimicrob Agents Chemother 40, 1170–1174 CAS Google Scholar
Sambrook, J, Fritsch, E F., and Maniatis, T. (1989) Molecular cloning A Laboratory Manual 2nd Ed CSHL Google Scholar
Daly, J A, Clifton, N L., Seskm, K. C, and Manford Gooch, W. (1991) Use of rapid, nonradioactive DNA probes in culture confirmation tests to detect Streptococcus agalactiae, Haemophilus influenzae, and Enterococcus spp from pediatric patients with significant infections. J Clin. Microbiol29, 80–82 PubMedCAS Google Scholar
Davis, T E, and Fuller, D. D. (1991) Direct identification of bacterial isolates in blood cultures by using a DNA probe. J Clin. Microbiol29, 2193–2196. PubMedCAS Google Scholar
Betzl, D, Ludwig, W, and Scheleifer, K. H. (1990) Identification of lactococci and enterococci by colony hybridization with 23S rRNA-targeted oligonucleotides probes. Appl Environ Microbiol56, 2927–2929 PubMedCAS Google Scholar
Beimfohr, C., Krause, A, Amann, R, Ludwig, W, and Schleifer, K H. (1993) In situ identification of lactococci, enterococci and streptococci.Sys Appl Microbiol16, 450–456 Google Scholar
Costa, Y., Galimandd, M., Leclercq, R, Duval, J, and Courvalm, P. (1993) Characterization of the chromosomal aac(6’)-Ii gene specific for Enterococcus faecium Antimicrob. Agents Chemother37, 1896–1903 CAS Google Scholar
Leclercq, R, Dutka-Malen, S, Duval, J., and Courvalin, P (1992) Vancomycin resistance gene vanC is specific to Enterococcus gallinarum. Antimirob. Agents Chemother.36, 2005–2008 CAS Google Scholar
Navarro, F, and Courvalin, P (1994) Analysis of genes encoding D-alanine-D-alanine ligase-related enzymes in_Enterococcus casseliflavus and Enterococcus flavescens. Antimicrob Agents Chemother_.38, 1788–1793 CAS Google Scholar
Coque, M T., and Murray, BE (1995) Identification of Enterococcus faecalis strains by DNA hybridization and pulsed-field electrophoresis gel J Clan Microbiol33, 3368–3369. CAS Google Scholar
Dutka-Malen, S., Evers, S, and Courvalin, P. (1995) Detection of glycopeptide resistance genotypes and identification to the species level of clinically relevant enterococci by PCR. J Clin. Microbiol33, 24–27. PubMedCAS Google Scholar
Clark, N C, Cooksey, RC, Hill, BC., Swenson, J. M., and Tenover, FC (1993) Characterization of glycopeptide-resistant enterococci from U.S. hospitals.Annmicrob Agents Chemother37, 231l–2317 Google Scholar
DutkaMalen, S, Evers, S., and Courvalin, P. (1995) Detection of glycopeptide resistance genotypes and identification to the species level of clinically relevant enterococci by PCR (Published erratum) J Clin Microbiol33, 1434 CAS Google Scholar
Cartwright, C. P., Stock, F., Fahle, G A., and Gill, V. J (1995) Comparison of pigment production and motility tests with PCR for reliable identification of intrinsically vancomycin-resistant enterococci. J. Clin Microbiol.33, 1931–1933 PubMedCAS Google Scholar
Lowe, A M., Lambert, P. A., and Smith, A. W (1995) Cloning of an Enterococcus faecalis endocarditis antigen: homology with adhesin from some oral streptococci.Infect Immun.63, 703–706 PubMed Google Scholar
Xu, Y, Jiang, L., Murray, B. E., and Wemstock, G. M (1996)Enterococcus faecalis antigens in human infections. in press. Google Scholar
Korten, V., Huang, W.M., and Murray, B. E. (1994) Analysis by PCR and direct DNA sequencing of gyrA mutations associated with fluoroqumolone resistance in Enterococcus faecalis Antimicrob Agents Chemother38, 2091–2094. CAS Google Scholar
Chu, C., Kariyama, R, Daneo-Moore, L., and Shockman, G. (1992) Cloning and sequence analysis of the muramidase-2 gene from Enterococcus hirae J.Bactenol174, 1619–1625. CAS Google Scholar
Fontana, R, Cermi, R., Longoni, P, Grossato, A., and Canepari, P (1983) ldentification of a streptococcal penicillin-binding protein that reacts slowly with penicilln J Bacteriol156, 1343–1350. Google Scholar
Grayson, M. L., Eliopoulos, G M, Wennersten, C. B., Ruoff, K L., Klimm, K, Sapico, F. L, Bayer, A. S., and Moellering, R C. (1991) Comparison of Enterococcusraffinosus with Enterococcus avium on the basis of penicillin susceptibility,penicillin-binding protein analysis, and high-level aminoglycoside reststance. Antimicrob Agents Chemother35, 1408–1412 PubMedCAS Google Scholar
Collins, M. D, Facklam, R. R, Farrow, J.A.E, and Williamsom, R. (1989) Enterococcus raffinosus ssp. nov., Enterococcus solitarius ssp. nov and Enterococcus pseudoavium ssp. nov FEMSM microbiol Lett57, 283–288 Google Scholar
Merquior, V.L.C, Peralta, J.M, Faklam, R R, and Teixeira, L M. (1994) Analysis of whole-cell protein profiles as a tool for characterization of Enterococcus species Curr Microbiol28, 149–153. CAS Google Scholar
Murray, B. E (1990) The life and times of the enterococcus Clin Mxrobiol Rev.3, 46–65 CAS Google Scholar
Coudron, P. E, Mayhall, C G, Facklam, R R., Spadors, A.C, Lamb, V A, Lybrand, M. R, and Dalton, H. P (1984)Streptococcus faecium outbreak in a neonatal intensive care unit.J. Clin Microbiol20, 1044–1048. PubMedCAS Google Scholar
Kuhnen, E., Richter, F., Rtchter, K., and Andries, L (1988) Establishment of a typying system for group D streptococci, Zentralbl Bakteriol Parasitenkd Infektionskr Hyg Abt I Orig Reihe A267, 322–330 CAS Google Scholar
Tomayko, J F, and Murray, B.E (1995) Analysts of Enterococcus faecalis isolates from intercontinental sources by multilocus enzyme electrophoresis and pulsed-field gel electrophoresis. J Clinn Microbiol33 2903–2907 CAS Google Scholar
Kuhn, I Burman, L G., Hoeggman, S., Tullus, K., and Murray, BE (1995) Biochemical fingerprinting compared with ribotyping and pulsed-field gel electrophoresis ofDNA for epidemilogical typing of enterococci J Clin Microbiol33, 2812–2817 PubMedCAS Google Scholar
Klare, I, Heier, H., Claus, H., Bohme, G, Marin, S., Seltmann, G., Harenbeck, R, Antanassova, V, and Witte, W.(1995)Enterococcus faecium strains with vanA mediated high level resistance isolated from animal foodstuffs and fecal samples of humans in the community Microbial Drug Res.1 265–272. CAS Google Scholar
Huycke, M. M., Spiegel, C A.,and Gilmore, M S. (1991) Bacteremia caused by hemolytic, high-level gentamicin-resistant Enterococcus faecalis. Antimicrob Agents Chemother35, 1626–1634. CAS Google Scholar
Luginbuhl, L. M, Rotbart, H.A, Facklam, R R., Roe, M H., and Elliot, J A (1987) Neonatal enterococcal sepsis: case-control study and description of an outbreak. PediatrInfect Dis.6, 1022–1030 CAS Google Scholar
Chirurgi, V. A, Oster, S E., Goldberg, A.A, Zervos, M. J., and McCabe, R E.(1991) Ampicillin-resistant Enterococcus raffinosus in an acute-care hospital: case-control study and antimicrobial susceptibilities. J Clin Microbiol29, 2663–2665 PubMedCAS Google Scholar
Boyce, J.M., Opal, S.M., Potter-Bynoe, G., LaForge, R G., Zervos, M. J., Furtado, G., Victor, G, and Medeiros, A. A. (1992) Emergence and nosocomial transmission of ampicillin-resistant enterococci. Antimicrob Agents Chemother. 36, 1032–1039. PubMedCAS Google Scholar
Donabedian, S.M., Chow, J.W., Boyce, J.M., McCabe, R.E., Markowitz, S M., Coudron, P E, Kuntza, A, Pierson, C L., and Zervos, M J (1992) Molecular typing of ampicillin resistant, non-βlactamase producing Enterococcus faecium from diverse geographical areas J Clin Microbiol30, 2757–2761 PubMedCAS Google Scholar
Woodford, N, Momson, D, Cookson, B, and George, R C. (1993) Companson of high-level gentamicin-resistant itEnterococcus fuecium isolates from different continents Antimicrob Agents Chemother31, 681–684 Google Scholar
Antalek, M.D., Mylotte, J M, Lesse, A J, and Sellick, J A (1995) Clinical and molecular epidemiology of_Enterococcus faecalis_ bacteremia, with special reference to strains with high level resistance to gentamicin CID20, 103–109. CAS Google Scholar
Zervos, M.J, Kauffman, C A, Therasse, P.M, Bergman, A G, Mikesell, T.S,and Schaberg, D R. (1987) Nosocomial Infection by gentamicin-resistant Streptococcus faecalis an epidemiologic study. Ann Intern. Med106, 687–691 PubMedCAS Google Scholar
Thal, L A, Chow, J.W, Patterson, J.E, Perri, M B, Donabedian, S, Clewell, D B, and Zervos, M J (1993) Molecular characterlzatlon of highly reslstant Enterococcus faecalis isolates lackmg high level streptomycm resistance Antimicrob Agents Chemother37, 134–137 PubMedCAS Google Scholar
Patterson, J. E., Masecar, B L, Kauffman, C. A., Schaberg, D R, Hlerholzer, W J, Jr., and Zervos, M J (1988) Gentamlcin resistance plasmlds of enterococcl from diverse geographic areas are heterogeneous J Infect Dis158, 212–216 PubMedCAS Google Scholar
Rhinehart, E., Smith, N E, Wennersten, C., Gorss, E, Freeman, J., Eliopoulos,G.M, Moellering, R. C., Jr, and Goldmann, D. A. (1990) Rapid dissemination of β-lactamase-producing, ainoglycoside-resistant Enterococcus faecalis among patients and staff on an infant-toddler surgical ward N Engl J Med323, 1814–1818 PubMedCAS Google Scholar
Boyce, J M., Opal, S M, Chow, J.W, Zervos, M.J, Potter-Bynoe, G., Sherman, C.B, Romulo, M C., Fortna, S., and Medeiros, A A (1994) Outbreak of multidrug resistant Enterococcus faecium with transferable vanB class vancomycin resistance J Clin Microbiol32, 1148–1153. PubMedCAS Google Scholar
Murray, B.E, Lopardo, H A., Rubegho, E A., Frosolono, M., and Singh, K V (1992) Intrahospital spread of a single gentamicin-resistant, β-lactamase-producing strain of_Enterococcus faecalis_ in Argentina. Antimicrob Agents Chemother36, 230–232. PubMedCAS Google Scholar
Patterson, J E., Wanger, A., Zscheck, K K, Zervos, M.J, and Murray, B.E.(1990) Molecular epidemiology of β-lactamase-producing enterococci Antimicrob. Agents Chemother34, 302–305 PubMedCAS Google Scholar
Bingen, E H., Denamur, E., Lambert-Zechovsky, N.Y, and Elion, J (1991)Evidence for the genetic unrelatedness of nosocomial vancomycin-resistant Enterococcus faecium strains in a pediatric hospital. J Clin Microbiol29,1888–1892 PubMedCAS Google Scholar
Hall, L M., Duke, B, Gurney, M., and Williams, R. (1992) Typing of Enterococcus species by DNA restriction fragment analysis. J Clin Microbiol30, 915–919 PubMedCAS Google Scholar
Lacoux, P.A., Jordens, J Z, Fenton, C.M., Guiney, M., and Pennington, T H. (1992) Characterization of enterococcal isolates by restriction enzyme analysis of genomic DNA. Epidemiol Infect109, 69–80 PubMedCAS Google Scholar
Singh, K V, and Murray, B.E (1994) Revised estimates of enterococcal chromosomal sizes DNA Cell Biol13, 1145–1146 PubMedCAS Google Scholar
Murray, B E., Singh, K.V, Heath, J. D, Sharma, B R., and Weinstock, G M. (1990) Comparison of genomic DNAs of different enterococcal isolates using restriction endonucleases with infrequent recognition sites.J. Clin Microbiol28, 2059–2063 PubMedCAS Google Scholar
Vander Auwera, P, Pensart, N., Korten, V, Murray, B E., and Leclercq, R (1996) Incidence of oral glycopeptides on the fecal flora of human volunteers: selection of highly glycopeptide resistant enterococci. J infect Dis173, 1129–1136 PubMed Google Scholar
Plessis, P., Lamy, T., Donnio, P Y., Autuly, F., Grulois, I., LePrise, P Y, and Avril, J L (1996) Epidemiologic analysis of glycopeptide-resistant Enterococcus strains in neutropenic patients receiving prolonged vancomycin adminstration Eur J Clin Microbiol Infect Dis14, 959–963 Google Scholar
Christie, C, Hammond, J, Reising, S, and Patterson, J E. (1994) Clinical and molecular epidemiology of enterococcal bacteremia in a pediatric teaching hospital J Pediatrics125, 392–399 CAS Google Scholar
Morris, T, Brecher, S M, Fitzsimmons, D., Durbin, A, Arbeit, R D., and Maslow, J N. (1995) A pseudoepidemic due to laboratory contamination deciphered by molecular analysis Infect Con. Hosp Epidemiol16, 82–87. CAS Google Scholar
Miranda, A.G., Singh, K V, and Murray, B E (1991) DNA fingerprinting of Enterococcus faecium by pulsed-field gel electrophoresis may be a useful epidemiologic tool. J Clin Microbiol29, 2752–2757 PubMedCAS Google Scholar
Murray, B.E, Singh, K V., Markowitz, S.M., Lopardo, H. A, Patterson, J E, Zervos, M.J., Rubeglio, E., Eliopoulos, G. M., Rice, L. B., Goldstein, F.W, Jenkins, S.G., Caputo, G M., Nasnass, R, Moore, L S., Wong, E.S, and Weinstock, G. (1991) Evidence for clonal spread of a single strain of plactamase-producing Enterococcus faecalis to six hospitals in five states.J Infect Dis. 163, 780–785 PubMedCAS Google Scholar
Green, M., Barbadora, K., Donabedian, S., and Zervos, M.J (1995) Comparison of field inversion gel electrophoresis with contour clamped homogeneous electric field electrophoresis as a typing method for Enterococcus faecium J Clin. Microbiol33, 1554–1557. CAS Google Scholar
Boyle, J F., Soumakis, S. A., Rendo, A., Herrington, J.A, Gianarkis, D G, Thurberg, B.E., and Painter, B.G. (1993) Epidemiologic analysis and genotypic characterization of a nosocomial outbreak of vancomycin-resistant enterococci. J Clin Microbiol31, 1280–1285. PubMedCAS Google Scholar
Tenover, F C, Arbeit, R.D, Goering, R.V, Mickelsen, P. A, Murray, B E, Persing, DH, and Suaminathan, B (1995) cnInterpreting chromosomal DNA restriction patterns produced by pulsed field gel electrophoresis. criteria for bacterial strain typing J Clin Microbiol. 33, 2233–2239 PubMedCAS Google Scholar
Quiniliani, R., Jr, and Courvalin, P. (1994) Conjugal transfer of the vancomycin resistance determinant vanB between enterococci involves the movement of large genetic elements from chromosome to chromosome.FEMS Microbiol Lett.119, 359–364. Google Scholar
.Seetulsingh, P.S., Tomayko, J. F., Coudron, P.E., Markowitz, S.M, Skinner, C, Singh, K V., and Murray, B E. (1996) Chromosomal DNA restriction endonuclease digestion patterns of beta-lactamase producing Enterococcus faecalis isolated from a single hospital over a 7-year period. J Clin Microbiol34, 1892–1896. PubMedCAS Google Scholar
Jordens, J Z., Bates, J., and Griffiths, D. T. (1994) Faecal carriage and nosocomial spread of vancomycin-resistant Enterococcus faecium J Antimicrob Chemother34,515–528. CAS Google Scholar
Woodford, N., Morrison, D., Johnson, A P, Briant, V., George, R.C, and Cookson, B (1993) Application of DNA probes for rRNA and vanA genes to investigation of a nosocomial cluster of vancomycin-resistant enterococci.J Clin. Microbiol31, 653–658. PubMedCAS Google Scholar
Gordillo, M.E, Singh, K V, and Murray, B E (1993) Comparison of ribotyping and pulsed-field gel electrophoresis for subespecies differentiation of Enterococcus faecalis J Clin Microbiol31, 1570–1574. CAS Google Scholar
Bates, J., Jordens, J Z, and Griffiths, D.T. (1994) Farm animals as a putative reservoir for vancomycin-resistant enterococcal infection in man. J Antimicrob Chemother34, 507–516 PubMedCAS Google Scholar
Thorisdottir, A.S, Canas, L.L, Marshall, S H., Green, M, Zervos, M.J, and Glorgio, C. (1994) IS6770, an insertion-like sequence useful for determining the clonal relationship of clinical enterococcal isolates J Infect Dis170, 1539–1548. PubMedCAS Google Scholar
vanBelkum, A. (1994) DNA fingerprinting of medically important microorganisms by use of PCR. Clin. Microbiol Rev7, 174–184 PubMed Google Scholar
Barbier, N., Saulnier, P, Chachaty, E., Dumontier, S., and Andremont, A. (1996) Random amplified polymorphic DNA typing versus pulsed-field gel electrophoresis for epidemlological typing of vancomycin resistant enterococci.J Clin Microbiol.34, 1096–1099. PubMedCAS Google Scholar
Kostman, J.R., Alden, M B., Mair, M., Edlind, T. D., LiPuma, J J., and Stull,T. L (1995) A universal approach to bacterial molecular epidemiology by polymerase chain reaction ribotyping.J Infect. Dis171, 204–208 PubMedCAS Google Scholar
vanAsselt, G. J, Vliegenthart, J.S, Petit, P.L.C., vande Klundert, J.A.M,and Mouton, R.P (1992) High-level aminoglycoside resistance among enterococci and group A streptococci. J. Antimicrob Chemother30, 651–659. PubMed Google Scholar
Weems, J.J, Lowrance, J.H., Baddour, L.M., and Simpson, W.A. (1989) Molecular epidemiology of nosocomial, multiply aminoglycoside resistant Enterococcus faecalis J. Antimicrob. Chemother24, 121–130 CAS Google Scholar
Ounissi, H., Derlot, E., Carher, C., and Courvalin, P (1990) Gene homogeneity for aminoglycoside-modifying enzymes in gram-positive cocci. Antimicrob.Agents Chemother34, 2164–2168 PubMedCAS Google Scholar
Quintiliani, R, Jr, Evers, S, and Courvalin, P (1993) The vanB gene confers various levels of self-transferable resistance to vancomycin in enterococci J Infect Dis167, 1220–1223 PubMedCAS Google Scholar
Hayden, M.K, Trenholme, G M, Schultz, J E, and Sahm, D F. (1993) In viva development of teicoplanin resistance in a VanB Enterococcus faecium isolate J Infect Dis167, 1224–1227 PubMedCAS Google Scholar
Green, M, Binczewski, B, Pasculle, A W, Edmund, M, Barbadora, K, Kusne, S., and Shlaes, D (1993) Constitutively vancomycin-resistant Enterococcus faecium resistant to synergistic β-lactam combinations Antimicrob Agents Chemother37, 1238–1242 PubMedCAS Google Scholar
Swenson, J.M, Clark, N.C, Ferraro, M J, Sahm, D F, Doem, G, Pfaller, M A, Reller, L B, Weinstein, M P, Zabransky, R J, and Tenover, F C (1994) Development of a standardized screening method for detection of vancomycin-resistant enterococci J Clin Microbiol32, 1700–1704 PubMedCAS Google Scholar
Sahm, D F, and Gilmore, M S (1994) Transferability and genetic relatedness of high level gentamicin resistance among enterococci Antimicrob Agents Chemother38, 1194–1196 PubMedCAS Google Scholar
Leclercq, R, Dutka-Malen, S, Brisson-Noel, A, molinas, C, Derlot, E, Arthur, M, Duval, J, and Courvalin, P (1992) Resistance of enterococci to aminoglycosides and glycopeptides CID15, 495–501 CAS Google Scholar
Leclercq, R, Bismuth, R, and Duval, J (1992) New high content disks for determination of high level aminoglycoside resistance in clinical isolates of Enterococcus faecalis Eur J Clin Microbiol Infect Dis11, 356–360 CAS Google Scholar
Sahm, D F, Boonlayangoor, S, Iwen, P C., Baade, J L, and Woods, G L (1991) Factors influencing determination of high level amioglycoside resistance in Enterococcus faecalis J Clin Microbiol29, 1934–1939. CAS Google Scholar
Bantar, C E., Micucci, M, Femandez Camgia, L, Smayevski, J, and Bianchini, H M (1993) Synergy characterization for Enterococcus faecalis strains displaying moderately high level gentamicin and streptomycin resistance J Clin Microbiol31, 1921–1923 PubMedCAS Google Scholar
Moellering, R C, Jr., Murray, B.E, Schoenbaum, S.C., Adler, J,and Wennersten, C.B (1980) A novel mechanism of resistance to penicillin-gen-tamicin synergism in Streptococcus faecalis J Infect. Dis141, 81–86 CAS Google Scholar
Wennersten, C. B., and Moellering, R.C, Jr. (1980) Mechanism of resistance to penicillin-aminoglycoside synergism in Streptococcus faecium, in Current Chemotherapy and Infectious Diseases Vol 1, (Nelson, J and Grassi, C, eds), American Society for Microbiology, Washington, DC, 710–712 Google Scholar
Thal, L.A, Chow, J W, Mahayni, R, Bonilla, H, Perri, MB., Donabedian, S A, Silverman, J, Taber, S, and Zervos, M J (1995) Characterization of antimicrobial resistance in enterococci of animal origin Antimicrob Agents Chemother39, 2112–2115 PubMedCAS Google Scholar
Coque, T M., Arduino, R C, and Murray, B E. (1995) High-level resistance to aminoglycosides: Comparison of community and nosocomial fecal isolates of enterococci. Clin Infect Dis.20, 1048–1051 PubMedCAS Google Scholar
Kaufhold, A, Podbielski, A, Horaud, T., and Ferrreri, P (1992) Identical genes confer high level of resitance to gentamicin upon_Enterococcus faecalis, Enterococcus faectium_, and Streptococcus agalactiae.Antimicrob Agents Chemother 36, 1215–1218. PubMedCAS Google Scholar
Patterson, J.E., and Zervos, J M (1990) Hugh-level gentamicin in Enterococcus. microbiology, genetic basis, and epidemiology. Rev. Infect Dis.12, 644–652 PubMedCAS Google Scholar
Tenover, F.C, Swenson, J.M, O’Hara, C M, and Stocker, S A. (1995) Ability of commercial and reference antimicrobial susceptibility testing methods to detect vancomycin resistance in enterococci J Clin. Microbiol33, 1524–1527 PubMedCAS Google Scholar
Tenover, F.C, Tokars, J., Swenson, J, Paul, S, Spitalny, K, and Jarvis, W (1993) Ability of clinical laboratories to detect antimicrobial agent resistant enterococci. J Clin. Microbiol31, 1695–1699 PubMedCAS Google Scholar
Snell, J. J.S, Brown, D.F J, Perry, S. F, and George, R. (1993) Antimicrobial susceptibility testing of enterococci. results of a survey conducted by the United Kingdom National External Quality Assesment Scheme for Microbiology J Antimicrob Chemother32, 401–411. PubMedCAS Google Scholar
Woodford, N, Johnson, A. P, Morrison, D., and Speller, D C E (1995) Current perspectives on glycopeptide resistance Clin Microbiol Rev8, 585–615 PubMedCAS Google Scholar
Handwerger, S., Skoble, J., Discotto, L F, and Pucci, M J (1995) Heterogeneity of the vanA gene cluster in clinical isolates of enterococci from Northeastern United States.Antimicrob Agents Chemother.39, 362–368. PubMedCAS Google Scholar
Aarestrup, F M., Ahrens, P, Madsen, M., Pallesen, L V, Poulsen, R L., and Westh, H (1996) Glycopeptide susceptibility among Danish Enterococcus faectium and Enterococcus faecalis isolates of animal and human origin and PCR identification of the genes within the VanA cluster Antimicrob Agents Chemother40, 1938–1940 PubMedCAS Google Scholar
Coque, T.M, Tomayko, J F., Ricke, S C., Okhyusen, P C., and Murray, B E (1996) Vancomycin Resistant Enterococci from Nosocomial, Community and Animal Sources in the United States. submitted Google Scholar
Jett, B.D, Huycke, MM., and Gilmore, M S. (1994) Virulence in enterococci Clin Microbiol Rev.7, 462–478. PubMedCAS Google Scholar
Coque, T M, Patterson, J.E, Steckelberg, J M., and Murray, B E. (1995) Incidence of hemolysin, gelatinase and aggregative substance among enterococci isolated from patients with endocarditis and other infections and from feces of hospitalized and community-based persons, J Infect Dis171, 1223–1229. PubMedCAS Google Scholar
Huycke, M.M., and Gilmore, M.S. (1995) Frequency of aggregation substance and cytolysin genes among enterococcal endocarditis isolates.Plasmid34, 152–156 PubMedCAS Google Scholar
Aitchison, E J., Lambert, P A., Smith, E G., and Farrell, I. D (1987) Serodiagnoses of Streptococcus faecalis endocarditis by immunoblotting of surface protein antigens J,Clin Microbiol25, 211–215 CAS Google Scholar
Lambert, P.A, Shorrock, P.J., Aitchison, E.J., Domingue, P A. G, Power, M E, and Costerton, J W (1990) Effect of in vivo growth conditions upon expression of surface protein antigens in Enterococcus faecalis FEMS Microbiol Immun64, 51–54 Google Scholar
Shorrock, P J., Lambert, P A, Aitchison, E J., Smith, E G, Farrell, I.D., and Gutschik, E. (1990) Serological response in Enterococcus faecalis endocarditis determined by enzyme-linked immunosorbent assay.J Clin Microbiol28, 195–200 PubMedCAS Google Scholar
Li, X., Weinstock,G M., and Murray, B E (1995) Generation of auxotrophs mutants in Enterococcus faecalis J Bacteriol177, 6866–6873. PubMedCAS Google Scholar
Anderson, D G, and McKay, L L (1983) Simple and rapid method for isolating large plasmid DNA from lactic streptococci Appl Environ Microbiol46 Google Scholar
Weaver, K.E., and Clewell, D.B (1988) Regulation of the pAD1 sex pheromone response in Enterococcus faecalis: construction and characterization of lacZ transcriptional fusions in a key control region of the plasmid J Bacteriol170, 4343–4352 PubMedCAS Google Scholar
Wanger, A.R., and Murray, B.E. (1990) Comparison of enterococcal and staphylococcal beta-lactamase plasmids J Infect Dis161, 54–58 PubMedCAS Google Scholar
Dutka-Malen, S, Molinas, C., Arthur, M, and Courvalin, P. (1990) The VANA glycopeptide resistance protein is related to D-alanyl-D-alanine ligase cell wall biosynthesis enzymes Mol Gen Genet224, 366–372. Google Scholar
Evers, S, Sahm, D F, and Courvalin, P. (1993) The vanB gene of vancomycin-resistant Enterococcus faecalis V583 is structurally related to genes encoding D-AlaD-Ala ligases and glycopeptide-resistance proteins VanA and VanC Gene124, 143–144 PubMedCAS Google Scholar
Gold, H.S., Unal, S, Cercenado, E, Thauvin-Eliopoulos, C., Eliopoulos, G. M., Wennersten, C B., and Moellering, R C., Jr.(1993) A gene conferring resistance to vancomycin but not teicoplanin in isolates of Enterococcus faecalis and Enterococcus faeclium demonstrates homology with vanB, vanA and vanC genes of enterococci Antimicrob Agents Chemother37, 1604–1609 PubMedCAS Google Scholar
Dutka-Malen, S., Molinas, C., Arthur, M., and Courvalin, P. (1992) Sequence of the vanC gene of Enterococcus gallinarum BM4174 encoding a D-alanine D-alanine ligase-related protein necessary for vancomycin resistance Gene112, 53–58. PubMedCAS Google Scholar
Trieu-Cuot, P, and Courvalin, P (1983) Nucleotide sequence of the Streptococcus faecalis plasmid gene encoding the 3′5′-aminoglycoside phosphotransferase type III Gene23, 331–341 PubMedCAS Google Scholar
Ferretti, J.J, Gilmore, K.S., and Courvalin, P(1986) Nucleotide sequence analysis of the gene specifying the bifunctional 6′-aminoglycoside acetyltransferase 2′-aminolgycoside phosphotransferase enzyme in Streptococcus faecalis and identification and cloning of gene regions specifying the two activities. J Bacteriol167, 631–638 PubMedCAS Google Scholar
Galli, D., and Worth, R (1991) Comparative analysis of Enterococcus faecalis sex pheromone plasmids identifies a single homologous DNA region which codes for aggregation substance. J Bacteriol.173, 3029–3033 PubMedCAS Google Scholar
Segarra, R.A., Booth, M C., Morales, D.A., Huycke, M.M., and Gilmore, M. S (1991) Molecular characterization of the_Enterococcus faecalis_ cytolysin activator Infect Immun59, 1239–1246 PubMedCAS Google Scholar
Gilmore, M S., Segarra, R.A., Booth, M.C., Bogie, C P, Hall, L R, and Clewell, D.B. (1994) Genetic structure of the Enterococcus faecalis plasmid pADl-encoded cytolytic toxin system and its relationship to lantibiotic determinnts J Bacteriol176, 7335–7344 PubMedCAS Google Scholar
vander Klundert, J.A M., and Vlegenthart, J.S. (1993).PCR detection of genes coding for aminoglycoside-modifying enzymes, in Diagnostic Molecular Microbiology Principles and Applications (Persing, D.H., Smith, T F., Tenover, F C., and Whiote, T.J., eds.), American Society for Microbiology, Washington, DC, 547–552 Google Scholar
Torres, C., Reguera, J A, Sanmartin, M.J., Perez-Draz, J C, and Baquero, F (1994) _vanA_-mediated vancomycin-resistant Enterococcus spp in sewage.J Antimicrob Chemother33, 553–561. PubMedCAS Google Scholar