Analysis of Certain Variables in the Agar Dilution Susceptibility Test [PDF]
This study examined (i) the activity of gentamicin added to agar in ratios of 1:100 and 1:1,000 to produce a final concentration of 1 μg/ml, (ii) the uniformity of distribution of gentamicin in agar in relation to the amount of mixing, and (iii) the effect of agar depth on the activity of gentamicin against Pseudomonas ...
R J, Snyder +3 more
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In vitro activity of metronidazole against Helicobacter pylori as determined by agar dilution and agar diffusion [PDF]
Metronidazole activity against 25 clinical isolates of Helicobacter pylori was evaluated by agar dilution, epsilometer (E-test; AB Biodisk, Solna, Sweden), and disk diffusion methods after 3 and 5 days of incubation in a microaerophilic atmosphere. Agar dilution, performed in duplicate, provided reproducible results with MICs for 50% of the isolates of
C C, Knapp, M D, Ludwig, J A, Washington
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In vitro Comparison of Disk Diffusion and Agar Dilution Antibiotic Susceptibility Test Methods for Neisseria gonorrhoeae [PDF]
At present, most Neisseria gonorrhoeae testing is done with ß-lactamase and agar dilution tests with common therapeutic agents. Generally, in bacteriological diagnosis laboratories in Argentina, study of antibiotic susceptibility of N.gonorrhoeae is ...
Marta C de Castillo +3 more
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Clostridioides difficile infection represents a growing clinical challenge. The new compound omadacycline is a potential treatment alternative, as many antibiotics have limited activity or are rarely used due to costs and side effects.
Angela Camporeale +4 more
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Accurate detection of oxacillin-resistant Staphylococcus lugdunensis by use of agar dilution
Background/purpose: Staphylococcus lugdunensis is a Gram-positive coagulase-negative bacterium and is recognized as a critical pathogenic species recently.
Cheng-Yen Kao +5 more
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Comparison of microtiter broth dilution and agar dilution methods for susceptibility testing of Eikenella corrodens [PDF]
Eikenella corrodens is a slow-growing, capnophilic, gram-negative rod which often grows poorly in liquid media. Consequently, the agar dilution technique is the method of choice for susceptibility testing of E. corrodens. We report a new microtiter broth dilution method for susceptibility testing of E.
E J, Goldstein +2 more
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Comparison of Agar Dilution, Broth Dilution, Cylinder Plate and Disk Diffusion Methods for Evaluation of Anti-leishmanial Drugs on Leishmania promastigotes [PDF]
Background: Leishmaniases are a group of diseases caused by Leishmania parasites. Growing of drug unresponsiveness in leishmaniasis patients necessitates the development of new drugs and accordingly a suitable assay is needed for evaluation of any ...
T Mohammadzadeh +3 more
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Detection of inducible β-lactamase by an agar dilution technique [PDF]
An agar dilution technique for the detection of inducible β-lactamase-mediated resistance to the newer cephalosporins is described. Cefoxitin (16 μg/ml) was incorporated in agar plates together with cefamandole (8 μg/ml) or cefotaxime (8 μg/ml). The susceptibility of 35 strains of Enterobacter cloacae to these combinations was compared with their ...
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Objective: Resistance against a wide variety of antibiotics is one of the prominent characteristics of Acinetobacter baumannii. The purpose of this study was to investigate the in vitro susceptibility testing of A.
Mojtaba Varshochi +6 more
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Variability of Agar Dilution-Replicator Method of Yeast Susceptibility Testing [PDF]
The agar dilution method of in vitro susceptibility testing of fungi was analyzed with a Steers-type inoculum replicator, ten strains, and three drugs. The replicator reproducibly delivered the same inoculum to each series of plates. The minimal inhibitory concentrations of ketoconazole (an imidazole) and 5-fluorocytosine, but not that of the polyene ...
C, Brass, J Z, Shainhouse, D A, Stevens
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