Plasmid-determined AmpC-type β-lactamases

Antimicrobial Agents and Chemotherapy

Volumn 46, Issue 1, 2002, Pages 1-11

  Philippon, A ^a   Arlet, G ^a   Jacoby, G A ^a  

^a LAHEY HOSPITAL AND MEDICAL CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AMOXICILLIN PLUS CLAVULANIC ACID; AMPICILLIN; AZTREONAM; BETA LACTAM ANTIBIOTIC; BETA LACTAMASE; BETA LACTAMASE AMPC; CARBENICILLIN; CEFALOTIN; CEFEPIME; CEFOTAXIME; CEFOTETAN; CEFOXITIN; CEFPIROME; CEFTAZIDIME; CEPHALOSPORINASE; IMIPENEM; LATAMOXEF; MECILLINAM; MEROPENEM; PENICILLIN G; PIPERACILLIN; RO 48 1220; SULBACTAM; TAZOBACTAM; TEMOCILLIN; UNCLASSIFIED DRUG;

ANTIBIOTIC RESISTANCE; ANTIBIOTIC SENSITIVITY; BACTERIAL OUTER MEMBRANE; BACTERIUM ISOLATE; ENTEROBACTER; ESCHERICHIA COLI; KLEBSIELLA OXYTOCA; KLEBSIELLA PNEUMONIAE; MEMBRANE PERMEABILITY; NONHUMAN; PHENOTYPE; PLASMID; PRIORITY JOURNAL; PROTEUS MIRABILIS; PSEUDOMONAS AERUGINOSA; SALMONELLA; SHORT SURVEY; STRAIN DIFFERENCE;

ANTI-BACTERIAL AGENTS; BACTERIA; BACTERIAL PROTEINS; BETA-LACTAMASES; DRUG RESISTANCE; MICROBIAL SENSITIVITY TESTS; MOLECULAR SEQUENCE DATA; PLASMIDS;

EID: 0036136152     PISSN: 00664804     EISSN: None     Source Type: Journal    
DOI: 10.1128/AAC.46.1.1-11.2002     Document Type: Short Survey

References (91)

1. Unusual tazobactam-sensitive AmpC β-lactamase from two Escherichia coli isolates
2. Cloning and sequencing of the gene encoding the AmpC β-lactamase of Morganella morganii
3. Salmonella enteritidis: AmpC plasmid-mediated inducible β-lactamase (DHA-1) with an ampR gene from Morganella morganii
4. Extension of resistance to cefepime and cefpirome associated to a six amino acid deletion in the H-10 helix of the cephalosporinase of an Enterobacter cloacae clinical isolate
5. Plasmid-encoded AmpC β-lactamases: How far have we gone 10 years after the discovery
6. Extended broad spectrum β-lactamase in Klebsiella pneumoniae including resistance to cephamycins
7. A novel type of AmpC β-lactamase, ACC-1, produced by a Klebsiella pneumoniae strain causing nosocomial pneumonia
8. Characterization of the plasmidic β-lactamase CMY-2, which is responsible for cephamycin resistance
9. CMY-1 gene and its relationship with other β-lactamase genes
10. A novel class C β-lactamase (FOX-2) in Escherichia coli conferring resistance to cephamycins
11. Plasmid-determined β-lactamase indistinguishable from the chromosomal β-lactamase of Escherichia coli
12. Molecular characterization of FOX-4, a new AmpC-type plasmid-mediated β-lactamase from an Escherichia coli strain isolated in Spain
13. Imipenem resistance in Klebsiella pneumoniae is associated with the combination of ACT-1, a plasmid-mediated AmpC β-lactamase, and the loss of an outer membrane protein
14. Chromosomally encoded ampC-type β-lactamase in a clinical isolate of Proteus mirabilis
15. Transferable enzymatic resistance to third-generation cephalosporins during nosocomial outbreak of multiresistant Klebsiella pneumoniae
16. A functional classification scheme for β-lactamases and its correlation with molecular structure
17. Emergence of imipenem resistance in Klebsiella pneumoniae owing to combination of plasmid-mediated CMY-4 and permeability alteration
18. Analysis of the effects of -42 and -32 ampC promoter mutations in clinical isolates of Escherichia coli hyperproducing AmpC
19. In vitro evaluation of BRL 42715, a novel β-lactamase inhibitor
20. Occurrence and detection of AmpC β-lactamases among Escherichia coli, Klebsiella pneumoniae, and Proteus mirabilis isolates at a Veterans' Medical Center
21. The role of tyrosine 150 in catalysis of β-lactam hydrolysis by AmpC β-lactamase from Escherichia coli investigated by site-directed mutagenesis
22. Emergence of domestically acquired ceftriaxone-resistant Salmonella infections associated with AmpC β-lactamase
23. Ceftriaxone-resistant salmonella infection acquired by a child from cattle
24. Plasmid-mediated and inducible cephalosporinase DHA-2 from Klebsiella pneumoniae
25. BIL-1, a plasmid-mediated class C β-lactamase in Escherichia coli BS
26. Novel transferable β-lactam resistance with cephalosporinase characteristics in Salmonella enteritidis
27. Study of an outbreak of cefoxitin-resistant Klebsiella pneumoniae in a general hospital
28. Transferable cefoxitin resistance in enterobacteria from Greek hospitals and characterization of a plasmid-mediated group 1 β-lactamase (LAT-2)
29. Transferable class C β-lactamases in Escherichia coli strains isolated in Greek hospitals and characterization of two enzyme variants (LAT-3 and LAT-4) closely related to Citrobacter freundii AmpC β- lactamase
30. Plasmid-mediated cephalosporinase ACC-1 in clinical isolates of Proteus mirabilis and Escherichia coli
31. Gene sequence and biochemical characterization of FOX-1 from Klebsiella pneumoniae, a new AmpC-type plasmid-mediated β-lactamase with two molecular variants
32. Antibiotic resistance in gram-negative bacteria: The role of gene cassettes and integrons
33. Relationship between outer membrane alterations and susceptibility to antimicrobial agents in isogenic strains of Klebsiella pneumoniae
34. CLUSTAL V: Improved software for multiple sequence alignment
35. Inducible cephalosporinase production in clinical isolates of Enterobacter cloacae is controlled by a regulatory gene that has been deleted from Escherichia coli
36. Plasmid-mediated AmpC-type β-lactamase isolated from Klebsiella pneumoniae confers resistance to broad-spectrum β-lactams, including moxalactam
37. MOX-1 gene encoding AmpC-type β-lactamase
38. Cytosolic intermediates for cell wall biosynthesis and degradation control inducible β-lactam resistance in gram-negative bacteria
39. Genetics of extended-spectrum beta-lactamases
40. More extended-spectrum β-lactamases
41. Sequence of the MIR-1 β-lactamase gene
42. The E. coli β-lactamase attenuator mediates growth rate-dependent regulation
43. Plasmid-mediated production of class I (AmpC) β-lactamase by two Klebsiella pneumoniae isolates from the UK
44. Transferable resistance to cefotaxime, cefoxitin, cefamandole and cefuroxime in clinical isolates of Klebsiella pneumoniae and Serratia marcescens
45. Extended-spectrum and inhibitor-resistant TEM-type β-lactamases: Mutations, specificity, and three-dimensional structure
46. A plasmid-mediated CMY-2 β-lactamase from an Algerian clinical isolate of Salmonella senftenberg
47. ampR gene mutations that greatly increase class C β-lactamase activity in Enterobacter cloacae
48. A plasmid-mediated cephalosporinase from Achromobacter species
49. β-lactamases in laboratory and clinical resistance
50. Antibiotic resistance and production of extended-spectrum β-lactamases amongst Klebsiella spp. from intensive care units in Europe
51. Characterization of FOX-3, an AmpC-type plasmid-mediated β-lactamase from an Italian isolate of Klebsiella oxytoca
52. Activities of imipenem and cephalosporins against clonally related strains of Escherichia coli hyperproducing chromosomal β-lactamase and showing altered porin profiles
53. Roles of β13-lactamases and porins in activities of carbapenems and cephalosporins against Klebsiella pneumoniae
54. Quinolone resistance from a transferable plasmid
55. "Black holes" and bacterial pathogenicity: A large genomic deletion that enhances the virulence of Shigella spp. and enteroinvasive Escherichia coli
56. Evolution and dissemination of β-lactamases accelerated by generations of β-lactam antibiotics
57. Biological cost of AmpC production for Salmonella enterica serotype Typhimurium
58. An extended-spectrum AmpC-type β-lactamase obtained by in vitro antibiotic selection
59. Transcontinental importation into the UK of Escherichia coli expressing a plasmid-mediated AmpC-type β-lactamase exposed during an outbreak of SHV-5 extended-spectrum β-lactamase in a Leeds hospital
60. Outbreak of Klebsiella pneumoniae producing transferable AmpC-type β-lactamase (ACC-1) originating from Hafnia alvei
61. Outbreak of ceftazidime resistance due to a novel extended-spectrum β-lactamase in isolates from cancer patients
62. Molecular basis of AmpC hyperproduction in clinical isolates of Escherichia coli
63. Molecular evolution of a class C β-lactamase extending its substrate specificity
64. Refined crystal structure of β-lactamase from Citrobacter freundii indicates a mechanism for β-lactam hydrolysis
65. Novel plasmid-mediated β-lactamase (MIR-1) conferring resistance to oxyimino- and α-methoxy β-lactams in clinical isolates of Klebsiella pneumoniae
66. Characterization of the plasmid mediated β-lactamase BIL-1
67. Origin and impact of plasmid-mediated extended-spectrum beta-lactamases
68. Extended-spectrum β-lactamases
69. β-Lactamases responsible for resistance to expanded-spectrum cephalosporins in Klebsiella pneumoniae, Escherichia coli, and Proteus mirabilis isolates recovered in South Africa
70. Cloning, sequence analyses, expression, and distribution of ampC-ampR from Morganella morganii clinical isolates
71. Mise en évidence de la céphalosporinase plasmidique ACC-1 dans différentes entérobactéries (Klebsiella pneumoniae, Proteus mirabilis, Salmonella) isolées dans un hopital Tunisien (Sfax, 1997-2000)
72. Outbreak of ceftazidime resistance caused by extended-spectrum β-lactamases at a Massachusetts chronic-care facility
73. The neighbor-joining method: A new method for reconstructing phylogenetic trees
74. Chromosomal cephalosporinases responsible for multiple resistance to newer β-lactam antibiotics
75. β-lactamases of gram-negative bacteria: New challenges for new drugs
76. Genetic map of Salmonella typhimurium
77. Importation of organisms producing broad-spectrum SHV-group β-lactamases into the United Kingdom
78. Carbapenem resistance in Escherichia coli associated with plasmid-determined CMY-4 β-lactamase production and loss of an outer membrane protein
79. The partial 3′-conserved segment duplications in the integrons In6 from pSa and In7 from pDGO100 have a common origin
80. Detection of extended-spectrum β-lactamases in members of the family Enterobacteriaceae: Comparison of the double-disk and three-dimensional tests
81. Comparative evaluation of the inhibitory, activities of the novel penicillanic acid sulfone Ro 48-1220 against β-lactamases that belong to groups 1, 2b, and 2be
82. LAT-1) found in Klebsiella pneumoniae
83. Identification of a novel plasmid-mediated β-lactamase with chromosomal cephalosporinase characteristics from Klebsiella pneumoniae
84. DHA-1) gene and its regulator gene ampR, originated from Morganella morganii
85. Characterisation of CMY-4, an AmpC-type plasmid-mediated β-lactamase in a Tunisian clinical isolate of Proteus mirabilis
86. Induction of β-lactamase in Enterobacter cloacae
87. Animal and human multidrug-resistant, cephalosporin-resistant Salmonella isolates expressing a plasmid-mediated CMY-2 AmpC β-lactamase
88. Transferable cephalosporin resistance not inhibited by clavulanate in Escherichia coli
89. Characterization and nucleotide sequence of a Klebsiella oxytoca cryptic plasmid encoding a CMY-type β-lactamase: Confirmation that the plasmid-mediated cephamycinase originated from the Citrobacter freundii AmpC β-lactamase
90. Extended spectrum β-lactamase from Klebsiella oxytoca, not belonging to the TEM or SHV family
91. Prevalence of SHV-12 among clinical isolates of Klebsiella pneumoniae producing extended-spectrum β-lactamases and identification of a novel AmpC enzyme (CMY-8) in Southern Taiwan