Published in J Lab Clin Med on May 01, 1971
Potentiation of rifampicin and 5-fluorocytosine as antifungal antibiotics by amphotericin B (yeast-membrane permeability-ribosomal RNA-eukaryotic cell-synergism). Proc Natl Acad Sci U S A (1972) 4.09
Resistance to six aminoglycosidic aminocyclitol antibiotics among enterococci: prevalence, evolution, and relationship to synergism with penicillin. Antimicrob Agents Chemother (1977) 3.27
Penicillin-tobramycin synergism against enterococci: a comparison with penicillin and gentamicin. Antimicrob Agents Chemother (1973) 2.83
Synergism of carbenicillin and gentamicin against enterococci. Antimicrob Agents Chemother (1973) 2.60
Effects of medium and inoculum variations on screening for high-level aminoglycoside resistance in Enterococcus faecalis. J Clin Microbiol (1988) 2.59
Studies on antibiotic syngerism against enterococci. II. Effect of various antibiotics on the uptake of 14 C-labeled streptomycin by enterococci. J Clin Invest (1971) 2.49
Lipoteichoic acid as a new target for activity of antibiotics: mode of action of daptomycin (LY146032). Antimicrob Agents Chemother (1990) 2.40
Antibiotic synergism against Listeria monocytogenes. Antimicrob Agents Chemother (1972) 2.36
Synergistic killing of vancomycin-resistant enterococci of classes A, B, and C by combinations of vancomycin, penicillin, and gentamicin. Antimicrob Agents Chemother (1991) 2.35
Continuous-infusion ampicillin therapy of enterococcal endocarditis in rats. Antimicrob Agents Chemother (1987) 2.35
Antibiotic combinations: should they be tested? Clin Microbiol Rev (1988) 2.34
Genetic diversity among Enterococcus faecalis. PLoS One (2007) 2.32
High-content aminoglycoside disks for determining aminoglycoside-penicillin synergy against Enterococcus faecalis. J Clin Microbiol (1988) 2.11
Characterization of antimicrobial resistance in enterococci of animal origin. Antimicrob Agents Chemother (1995) 2.05
Resistance to penicillin-streptomycin synergy among clinical isolates of viridans streptococci. Antimicrob Agents Chemother (1983) 1.93
Plasmid-mediated resistance to antibiotic synergism in enterococci. J Clin Invest (1978) 1.90
Combination therapy for treatment of infections with gram-negative bacteria. Clin Microbiol Rev (2012) 1.84
Activity of LY146032 against Enterococci with and without high-level aminoglycoside resistance, including two penicillinase-producing strains. Antimicrob Agents Chemother (1987) 1.58
Comparative synergistic activity of nafcillin, oxacillin, and methicillin in combination with gentamicin against. Antimicrob Agents Chemother (1975) 1.50
Antibiotic-induced lysis of enterococci. J Clin Invest (1981) 1.49
Treatment of experimental endocarditis caused by a beta-lactamase-producing strain of Enterococcus faecalis with high-level resistance to gentamicin. Antimicrob Agents Chemother (1989) 1.47
Efficacy of amikacin and ceftazidime in experimental aortic valve endocarditis due to Pseudomonas aeruginosa. Antimicrob Agents Chemother (1985) 1.42
Molecular characterization of highly gentamicin-resistant Enterococcus faecalis isolates lacking high-level streptomycin resistance. Antimicrob Agents Chemother (1993) 1.40
In vitro activities of two ketolides, HMR 3647 and HMR 3004, against gram-positive bacteria. Antimicrob Agents Chemother (1999) 1.38
Comparison of the new MicroScan Pos MIC Type 6 panel and AMS-Vitek Gram Positive Susceptibility Card (GPS-TA) for detection of high-level aminoglycoside resistance in Enterococcus species. J Clin Microbiol (1991) 1.30
Synergy of penicillin and decreasing concentration of aminoglycosides against enterococci from patients with infective endocarditis. Antimicrob Agents Chemother (1980) 1.29
Evaluation of a commercial microtiter system (MicroScan) using both frozen and freeze-dried panels for detection of high-level aminoglycoside resistance in Enterococcus spp. J Clin Microbiol (1990) 1.27
Bacteriostatic and bactericidal activities of beta-lactams against Streptococcus (Enterococcus) faecium are associated with saturation of different penicillin-binding proteins. Antimicrob Agents Chemother (1987) 1.26
Antimicrobial resistance among enterococci. Antimicrob Agents Chemother (1991) 1.25
In vitro and in vivo activity of ciprofloxacin against enterococci isolated from patients with infective endocarditis. Antimicrob Agents Chemother (1987) 1.23
Cephalosporin-aminoglycoside synergism in experimental enterococcal endocarditis. Antimicrob Agents Chemother (1976) 1.21
Penicillin-netilmicin synergism against Streptococcus faecalis. Antimicrob Agents Chemother (1978) 1.19
Methodological variation in antibiotic synergy tests against enterococci. J Clin Microbiol (1981) 1.18
Studies of cephalothin: aminoglycoside synergism against enterococci. Antimicrob Agents Chemother (1975) 1.18
Gentamicin-based medium for the isolation of group D streptococci and application of the medium to water analysis. Appl Environ Microbiol (1978) 1.18
Antimicrobial susceptibility changes in Enterococcus faecalis following various penicillin exposure regimens. Antimicrob Agents Chemother (1992) 1.18
In vitro activities of quinolones against enterococci resistant to penicillin-aminoglycoside synergy. Antimicrob Agents Chemother (1989) 1.17
In vitro antimicrobial inhibition patterns of nutritionally variant streptococci. Antimicrob Agents Chemother (1979) 1.16
Resistance to antibiotic synergism in Streptococcus faecalis: further studies with amikacin and with a new amikacin derivative, 4'-deoxy, 6'-N-methylamikacin. Antimicrob Agents Chemother (1981) 1.16
Multilaboratory evaluation of screening methods for detection of high-level aminoglycoside resistance in enterococci. National Committee for Clinical Laboratory Standards Study Group on Enterococci. J Clin Microbiol (1995) 1.15
Comparative efficacies of liposomal amikacin (MiKasome) plus oxacillin versus conventional amikacin plus oxacillin in experimental endocarditis induced by Staphylococcus aureus: microbiological and echocardiographic analyses. Antimicrob Agents Chemother (1999) 1.12
In vitro activity of netilmicin. Antimicrob Agents Chemother (1977) 1.06
The fractional maximal effect method: a new way to characterize the effect of antibiotic combinations and other nonlinear pharmacodynamic interactions. Antimicrob Agents Chemother (1993) 1.06
Porcine epithelial beta-defensin 1 is expressed in the dorsal tongue at antimicrobial concentrations. Infect Immun (1999) 1.06
Delayed bactericidal activity of beta-lactam antibiotics against Listeria monocytogenes: antagonism of chloramphenicol and rifampin. Antimicrob Agents Chemother (1983) 1.04
In vitro response to bactericidal activity of cell wall-active antibiotics does not support the general opinion that enterococci are naturally tolerant to these antibiotics. Antimicrob Agents Chemother (1990) 1.03
Vancomycin acts synergistically with gentamicin against penicillin-resistant pneumococci by increasing the intracellular penetration of gentamicin. Antimicrob Agents Chemother (2003) 1.03
In vitro activity of the trinem sanfetrinem (GV104326) against gram-positive organisms. Antimicrob Agents Chemother (1996) 1.02
Penicillin-induced effects on streptomycin uptake and early bactericidal activity differ in viridans group and enterococcal streptococci. Antimicrob Agents Chemother (1986) 1.00
AsrR is an oxidative stress sensing regulator modulating Enterococcus faecium opportunistic traits, antimicrobial resistance, and pathogenicity. PLoS Pathog (2012) 0.97
Fractional maximal effect method for in vitro synergy between amoxicillin and ceftriaxone and between vancomycin and ceftriaxone against Enterococcus faecalis and penicillin-resistant Streptococcus pneumoniae. Antimicrob Agents Chemother (2001) 0.93
Treatment of experimental staphylococcal endocarditis due to a strain with reduced susceptibility in vitro to vancomycin: efficacy of ampicillin-sulbactam. Antimicrob Agents Chemother (1999) 0.93
Use of molecular and reference susceptibility testing methods in a multicenter evaluation of MicroScan dried overnight gram-positive MIC panels for detection of vancomycin and high-level aminoglycoside resistances in enterococci. J Clin Microbiol (1998) 0.93
Synergism of oxacillin and gentamicin against enterococci. Antimicrob Agents Chemother (1975) 0.91
Synergy characterization for Enterococcus faecalis strains displaying moderately high-level gentamicin and streptomycin resistance. J Clin Microbiol (1993) 0.91
Resistance Mechanisms, Epidemiology, and Approaches to Screening for Vancomycin-Resistant Enterococcus in the Health Care Setting. J Clin Microbiol (2016) 0.90
Serum bactericidal rate as measure of antibiotic interactions. Antimicrob Agents Chemother (1987) 0.89
In vitro synergism between carbenicillin and aminoglycosidic aminocyclitols against Acinetobacter calcoaceticus var. anitratus. Antimicrob Agents Chemother (1977) 0.89
Antagonistic effect of penicillin-amikacin combinations against enterococci. Antimicrob Agents Chemother (1985) 0.88
Combined activity of minocycline and amphotericin B in vitro against medically important yeasts. Antimicrob Agents Chemother (1978) 0.88
Enhanced gentamicin killing of Escherichia coli by tet gene expression. Antimicrob Agents Chemother (1989) 0.87
Synergy of nitric oxide and silver sulfadiazine against gram-negative, gram-positive, and antibiotic-resistant pathogens. Mol Pharm (2010) 0.86
In vitro studies simultaneously examining effect of oxacillin on uptake of radiolabeled streptomycin and on associated bacterial lethality in Staphylococcus aureus. Antimicrob Agents Chemother (1986) 0.86
Interaction between rifampin and fusidic acid against methicillin-resistant coagulase-positive and -negative staphylococci. Antimicrob Agents Chemother (1986) 0.84
[Antimicrobial combination therapy]. Wien Med Wochenschr (2003) 0.82
Bactericidal activities of antibiotics against vancomycin-resistant Enterococcus faecium blood isolates and synergistic activities of combinations. Antimicrob Agents Chemother (1994) 0.79
Enterococcal endocarditis: duration and mode of treatment. Trans Am Clin Climatol Assoc (1978) 0.78
Penetration of the outer membrane of Pseudomonas aeruginosa by synergistic combinations of beta-lactam and aminoglycoside antibiotics. Antimicrob Agents Chemother (1982) 0.76
Letter: Enterococcal endocarditis. Can Med Assoc J (1974) 0.75
Combinations of antimicrobials. Calif Med (1972) 0.75
In vitro activity and mechanism of action of A21978C1, a novel cyclic lipopeptide antibiotic. Antimicrob Agents Chemother (1985) 7.83
In vitro activity of ciprofloxacin, a new carboxyquinoline antimicrobial agent. Antimicrob Agents Chemother (1984) 7.14
Linezolid resistance in a clinical isolate of Staphylococcus aureus. Lancet (2001) 5.90
Outbreak of ceftazidime resistance caused by extended-spectrum beta-lactamases at a Massachusetts chronic-care facility. Antimicrob Agents Chemother (1990) 5.81
In vitro and in vivo activity of LY 146032, a new cyclic lipopeptide antibiotic. Antimicrob Agents Chemother (1986) 5.30
Species-specific resistance to antimocrobial synergism in Streptococcus faecium and Streptococcus faecalis. J Infect Dis (1979) 4.70
Rapid dissemination of beta-lactamase-producing, aminoglycoside-resistant Enterococcus faecalis among patients and staff on an infant-toddler surgical ward. N Engl J Med (1990) 4.40
Antimicrobial-drug resistance. N Engl J Med (1996) 4.07
Infections with Acinetobacter calcoaceticus (Herellea vaginicola): clinical and laboratory studies. Medicine (Baltimore) (1977) 4.05
In-vitro activity of Sch 29482 in comparison with other oral antibiotics. J Antimicrob Chemother (1982) 3.95
In vitro activity of CP-99,219, a new fluoroquinolone, against clinical isolates of gram-positive bacteria. Antimicrob Agents Chemother (1993) 3.80
Activity and mechanism of action of DuP 105 and DuP 721, new oxazolidinone compounds. J Antimicrob Chemother (1988) 3.80
Mechanism of resistance to antibiotic synergism in enterococci. J Bacteriol (1971) 3.59
Diphtheroid prosthetic valve endocarditis. A study of clinical features and infecting organisms. Am J Med (1980) 3.59
Synergy of penicillin and gentamicin against Enterococci. J Infect Dis (1971) 3.55
Identification of streptococci: use of lysozyme and Streptomyces albus filtrate in the preparation of extracts for Lancefield grouping. J Clin Microbiol (1975) 3.53
Resistance to six aminoglycosidic aminocyclitol antibiotics among enterococci: prevalence, evolution, and relationship to synergism with penicillin. Antimicrob Agents Chemother (1977) 3.27
Penicillin and gentamicin therapy for enterococcal infections. JAMA (1973) 3.07
Increasing resistance to beta-lactam antibiotics among clinical isolates of Enterococcus faecium: a 22-year review at one institution. Antimicrob Agents Chemother (1991) 3.00
Salmonella typhimurium resistant to silver nitrate, chloramphenicol, and ampicillin. Lancet (1975) 3.00
Retrospective study of the toxicity of preparations of vancomycin from 1974 to 1981. Antimicrob Agents Chemother (1983) 2.99
Susceptibility of enterococci and Listeria monocytogenes to N-Formimidoyl thienamycin alone and in combination with an aminoglycoside. Antimicrob Agents Chemother (1981) 2.88
Mechanism of action and in vitro and in vivo activities of S-6123, a new oxazolidinone compound. Antimicrob Agents Chemother (1988) 2.83
Penicillin-tobramycin synergism against enterococci: a comparison with penicillin and gentamicin. Antimicrob Agents Chemother (1973) 2.83
Resistance to beta-lactam antibiotics in Streptococcus faecium. Antimicrob Agents Chemother (1982) 2.68
Vancomycin therapy in patients with impaired renal function: a nomogram for dosage. Ann Intern Med (1981) 2.68
High-level resistance to gentamicin in clinical isolates of Streptococcus (Enterococcus) faecium. Antimicrob Agents Chemother (1988) 2.59
The enterococcus: "putting the bug in our ears". Ann Intern Med (1987) 2.59
A gene conferring resistance to vancomycin but not teicoplanin in isolates of Enterococcus faecalis and Enterococcus faecium demonstrates homology with vanB, vanA, and vanC genes of enterococci. Antimicrob Agents Chemother (1993) 2.56
Studies on antibiotic syngerism against enterococci. II. Effect of various antibiotics on the uptake of 14 C-labeled streptomycin by enterococci. J Clin Invest (1971) 2.49
Single-dose kinetics of intravenous vancomycin. J Clin Pharmacol (1980) 2.48
Aminoglycoside-inactivating enzymes in clinical isolates of Streptococcus faecalis. An explanation for resistance to antibiotic synergism. J Clin Invest (1978) 2.48
Clinical, microbiologic and therapeutic aspects of purulent pericarditis. Am J Med (1975) 2.46
Endocarditis due to group D streptococci. Comparison of disease caused by streptococcus bovis with that produced by the enterococci. Am J Med (1974) 2.39
Antimicrobial synergism--an elusive concept. J Infect Dis (1979) 2.39
Antibiotic synergism against Listeria monocytogenes. Antimicrob Agents Chemother (1972) 2.36
Continuous-infusion ampicillin therapy of enterococcal endocarditis in rats. Antimicrob Agents Chemother (1987) 2.35
In vitro activity of RP59500, an injectable streptogramin antibiotic, against vancomycin-resistant gram-positive organisms. Antimicrob Agents Chemother (1993) 2.29
Recovery of resistance (R) factors from a drug-free community. Lancet (1969) 2.26
Drug therapy: The newer cephalosporins. N Engl J Med (1976) 2.20
SME-type carbapenem-hydrolyzing class A beta-lactamases from geographically diverse Serratia marcescens strains. Antimicrob Agents Chemother (2000) 2.15
Studies on the mechanism of intrinsic resistance to beta-lactam antibiotics in group D streptococci. J Gen Microbiol (1983) 2.10
Antecedents of cardiovascular disease in six Solomon Islands societies. Circulation (1974) 2.08
Prevalence of high-level resistance to aminoglycosides in clinical isolates of enterococci. Antimicrob Agents Chemother (Bethesda) (1970) 2.07
Resistance to gentamicin, tobramycin and amikacin among clinical isolates of bacteria. Am J Med (1977) 2.07
In vitro activities of the quinolone antimicrobial agents A-56619 and A-56620. Antimicrob Agents Chemother (1985) 1.99
In vitro activity of RU 64004, a new ketolide antibiotic, against gram-positive bacteria. Antimicrob Agents Chemother (1997) 1.96
Efficacy of different beta-lactams against an extended-spectrum beta-lactamase-producing Klebsiella pneumoniae strain in the rat intra-abdominal abscess model. Antimicrob Agents Chemother (1991) 1.94
Resistance to penicillin-streptomycin synergy among clinical isolates of viridans streptococci. Antimicrob Agents Chemother (1983) 1.93
Plasmid-mediated resistance to antibiotic synergism in enterococci. J Clin Invest (1978) 1.90
Susceptibility of clinical isolates of bacteria to cefoxitin and cephalothin. Antimicrob Agents Chemother (1974) 1.86
In vitro activities of two glycylcyclines against gram-positive bacteria. Antimicrob Agents Chemother (1994) 1.82
Chromosomally mediated beta-lactamase production and gentamicin resistance in Enterococcus faecalis. Antimicrob Agents Chemother (1991) 1.75
Multiply resistant viridans streptococci: susceptibility to beta-lactam antibiotics and comparison of penicillin-binding protein patterns. Antimicrob Agents Chemother (1983) 1.74
Enterococcal infections in patients treated with moxalactam. Rev Infect Dis (1983) 1.72
Comparative in vitro activity of WIN 57273, a new fluoroquinolone antimicrobial agent. Antimicrob Agents Chemother (1990) 1.71
Cardiac surgery in bacterial endocarditis. Circulation (1968) 1.70
Susceptibility of pneumococci to 14 beta-lactam agents: comparison of strains resistant, intermediate-resistant, and susceptible to penicillin. Antimicrob Agents Chemother (1981) 1.67
Characterization of vancomycin-resistant Enterococcus faecium isolates from the United States and their susceptibility in vitro to dalfopristin-quinupristin. Antimicrob Agents Chemother (1998) 1.63
Patterns and mechanisms of antibiotic resistance. Med Clin North Am (1978) 1.63
Listeriosis in humans: an evaluation. J Infect Dis (1971) 1.63
Cephalothin prophylaxis in cardiac valve surgery. A prospective, double-blind comparison of two-day and six-day regimens. J Thorac Cardiovasc Surg (1977) 1.60
Effect of protein binding on the activity of penicillins in combination with gentamicin against enterococci. Antimicrob Agents Chemother (1979) 1.60
Multiply high-level-aminoglycoside-resistant enterococci isolated from patients in a university hospital. J Clin Microbiol (1988) 1.58
In vitro activity of BMY-28100, a new oral cephalosporin. Antimicrob Agents Chemother (1987) 1.56
Azlocillin, mezlocillin, and piperacillin: new broad-spectrum penicillins. Ann Intern Med (1982) 1.55
Resistance to cefamandole: a collaborative study of emerging clinical problems. J Infect Dis (1982) 1.54
Toscana virus infection in United States citizen returning from Italy. Lancet (1987) 1.54
Absence of synergistic activity between ampicillin and vancomycin against highly vancomycin-resistant enterococci. Antimicrob Agents Chemother (1992) 1.53
Aminoglycoside-modifying enzymes among clinical isolates of Acinetobacter calcoaceticus subsp. anitratus (Herellea vaginicola): explanation for high-level aminoglycoside resistance. Antimicrob Agents Chemother (1979) 1.52
Comparative synergistic activity of nafcillin, oxacillin, and methicillin in combination with gentamicin against. Antimicrob Agents Chemother (1975) 1.50
Treatment of experimental endocarditis caused by a beta-lactamase-producing strain of Enterococcus faecalis with high-level resistance to gentamicin. Antimicrob Agents Chemother (1989) 1.47
Ribosomal resistance of clinical enterococcal to streptomycin isolates. Antimicrob Agents Chemother (1984) 1.45
Antimicrobial susceptibility of flavobacteria. Antimicrob Agents Chemother (1978) 1.44
In vitro activities in new oxazolidinone antimicrobial agents against enterococci. Antimicrob Agents Chemother (1996) 1.42
Efficacy of oxacillin and ampicillin-sulbactam combination in experimental endocarditis caused by beta-lactamase-hyperproducing Staphylococcus aureus. Antimicrob Agents Chemother (1990) 1.40
In-vivo acquisition of two different types of aminoglycoside resistance by a single strain of Klebsiella pneumoniae causing severe infection. Ann Intern Med (1982) 1.39
Evidence of plasmid-mediated production of aminoglycoside-modifying enzymes not previously described in Acinetobacter. Antimicrob Agents Chemother (1980) 1.39
Efficacies of piperacillin-tazobactam and cefepime in rats with experimental intra-abdominal abscesses due to an extended-spectrum beta-lactamase-producing strain of Klebsiella pneumoniae. Antimicrob Agents Chemother (1997) 1.39