Distribution of the cfiA Gene among Bacteroides fragilis Strains in Japan and Relatedness of cfiA to Imipenem Resistance

Cloning and sequencing of the class B beta-lactamase gene (ccrA) from Bacteroides fragilis TAL3636

1990 • 173 citations

Beta-lactamase-mediated imipenem resistance in Bacteroides fragilis

1986 • 169 citations

Sequencing the gene for an imipenem-cefoxitin-hydrolyzing enzyme (CfiA) from Bacteroides fragilis TAL2480 reveals strong similarity between CfiA and Bacillus cereus beta-lactamase II

1990 • 164 citations

Insertion of a novel DNA sequence, IS 1186, upstream of the silent carbapenemase gene cfiA, promotes expression of carbapenem resistance in clinical isolates of Bacteroides fragilis

1994 • 148 citations

Susceptibility of the Bacteroides fragilis group in the United States: analysis by site of isolation

1988 • 147 citations

Association of two resistance mechanisms in a clinical isolate of Enterobacter cloacae with high-level resistance to imipenem

1991 • 137 citations

Complete nucleotide sequence and transcription of ermF, a macrolide-lincosamide-streptogramin B resistance determinant from Bacteroides fragilis

1986 • 116 citations

Genotypic identification of two groups within the species Bacteroides fragilis by ribotyping and by analysis of PCR-generated fragment patterns and insertion sequence content

1995 • 115 citations

Antimicrobial Resistance in Bacteroides

1993 • 101 citations

Cloning and characterization of the endogenous cephalosporinase gene, cepA, from Bacteroides fragilis reveals a new subgroup of Ambler class A beta-lactamases

1993 • 96 citations

A silent carbapenemase gene in strains of Bacteroides fragilis can be expressed after a one-step mutation

1992 • 81 citations

Conjugal transfer of imipenem resistance in Bacteroides fragilis.

1992 • 76 citations

Complete nucleotide sequence of insertion element IS4351 from Bacteroides fragilis

1987 • 76 citations

Insertional activation of cepA leads to high-level beta-lactamase expression in Bacteroides fragilis clinical isolates

1994 • 67 citations

Plasmids plP419 and plP421 from Bacteroides: 5-nitroimidazole resistance genes and their upstream insertion sequence elements

1995 • 64 citations

A silent carbapenemase gene in strains of Bacteroides fragilis can be expressed after a one-step mutation

1992 • 55 citations

Association of Enterotoxigenic Bacteroides fragilis with Bacteremia

1996 • 51 citations

Biochemical properties and purification of metallo-beta-lactamase from Bacteroides fragilis

1991 • 50 citations

Imipenem resistance in Bacteroides distasonis mediated by a novel beta-lactamase

1990 • 43 citations

Identification and DNA sequence of a new Bacteroides fragilis insertion sequence-like element

1991 • 43 citations

Purification and characterization of an imipenem hydrolysing metallo-β-lactamase from Bacteroides fragilis

1992 • 30 citations

Detection of Bacteroides fragilis in clinical specimens by polymerase chain reaction amplification of the neuraminidase gene

1995 • 18 citations

Comparison of In Vitro Activities of DU-6859a and Other Fluoroquinolones Against Japanese Isolates of Anaerobic Bacteria

1996 • 17 citations

Production of metal dependent β-lactamases by clinical strains of Bacteroides fragilis isolated before 1987

1996 • 14 citations