disk diffusion
Fluconazole Susceptibility of Brazilian Candida Isolates Assessed by a Disk Diffusion Method
... The increasing magnitude of antifungal resistance as well as the advent of new antifungal drugs has generated a renewed interest in fungal susceptibility testing. We used a previously described disk ...
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In vitro Comparison of Disk Diffusion and Agar Dilution Antibiotic Susceptibility Test Methods for Neisseria gonorrhoeae
... a disk diffusion test that produces results comparable to the reference agar dilution method for antibiotic susceptibility of ...and disk diffusion techniques were ...
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Comparative study of disk diffusion and microdilution methods for evaluation of antifungal activity of natural compounds against medical yeasts Candida spp and Cryptococcus sp
... 2006), disk diffusion (Bartner et ...comprising diffusion, dilution and bio-autographic ...Agar-based disk diffusion is widely used because of its simplicity and low ...the ...
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Comparison of the susceptibilities of Candida spp. to fluconazole and voriconazole in a 4-year global evaluation using disk diffusion
... From June 1997 to December 2001, results of in vitro susceptibility tests of yeast isolates from 35 countries were collected. For 2001 alone, fluconazole results were reported for 22,111 yeast isolates from 77 ...
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Results from the ARTEMIS DISK Global Antifungal Surveillance Study, 1997 to 2005: an 8.5-year analysis of susceptibilities of Candida species and other yeast species to fluconazole and voriconazole determined by CLSI standardized disk diffusion testing
... Fluconazole in vitro susceptibility test results for 205,329 yeasts were collected from 134 study sites in 40 countries from June 1997 through December 2005. Data were collected for 147,776 yeast isolates tested with ...
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Antimicrobial susceptibility testing for Helicobacter pylori isolates from Brazilian children and adolescents: comparing agar dilution, E-test, and disk diffusion
... While, disk-diffusion method presented high disagreement with gold-standard and high rates of major ...in diffusion disks are confouding ...evaluate disk diffusion method that is ...
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Comparison of teicoplanin disk diffusion and broth microdilution methods against clinical isolates of Staphylococcus aureus and S. epidermidis
... vancomycin disk breakpoint for staphylococci as well as described a recommendation concerning teicoplanin disk breakpoints (Note 21, ...“Teicoplanin disk diffusion breakpoints were not ...
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Assessment of bioactivities of ethanolic extract of Melia azedarach (Meliaceae) leaves
... Methods: A number of phytochemical tests of this extract were utilized to distinguish the existence of different sorts of compounds. Q ualitative and quantitative antioxidant activities were assessed by TLC and DPPH ...
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Laboratory Tests in the Detection of Extended Spectrum Beta-lactamase Production: National Committee for Clinical Laboratory Standards (NCCLS) Screening Test, the E-Test, the Double Disk Confirmatory Test, and Cefoxitin Susceptibility Testing
... positives in the screening procedure, the two steps strategy (screening/confirmatory tests) may result in increases in turnaround time and cost for the laboratory. Tests based on molecular detection of ESBL genes by PCR ...
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OXYGEN LIMITATION FAVORS THE PRODUCTION OF PROTEIN WITH ANTIMICROBIAL ACTIVITY IN PSEUDOALTEROMONAS SP
... This study examined the effect of dissolved oxygen concentration on the production of biomass and metabolites with antimicrobial activity of Pseudoalteromonas sp cultured at 0, 150, 250, or 450 revolutions per minute ...
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Chemical characterization and antimicrobial activity of essential oils of salvia L. species
... In this work, the essential oils of S. officinalis, S. sclarea, S. lavandulifolia and S. triloba were chemically analyzed by gas chromatography coupled to a mass spectrometry detector (GC/MSD), and their antimicrobial ...
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Detection of oxacillin resistance in Staphylococcus aureus isolated from the neonatal and pediatric units of a brazilian teaching hospital
... cefoxitin disk diffusion method, recently recommended by the NCCLS 6 and CLSI 5 as a screening test, was the best method showing 100% sensitivity and 98% specifi ...cefoxitin disk diffusion ...
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In vitro activity of Amazon plant extracts against Enterococcus faecalis
... Previous studies analyzing 2,200 plant extracts indicated anti-enterococcal activity in 25 extracts ob- tained from Brazilian forests’ plants. In the present study, these extracts were subjected to micro- dilution broth ...
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Resistance to β-lactam and tetracycline in Campylobacter spp. isolated from broiler slaughterhouses in southern Brazil
... β-lactamases, which inactivate the β-lactam molecule by hydrolysis the structural lactam ring (Tajada et al. 1996, Wieczorek & Osek 2013). In Campylobacter, ampicillin resistance and the associated β-lactamase ...
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COMPARISON BETWEEN AUTOMATED SYSTEM AND PCR-BASED METHOD FOR IDENTIFICATION AND ANTIMICROBIAL SUSCEPTIBILITY PROFILE OF CLINICAL Enterococcus spp
... four antimicrobial agents (vancomycin, 30 µg; tetracycline, 30 µg; erythromycin, 15 µg; and gentamicin 120 µg) (Laborclin) was performed by the disk diffusion assay on Muller Hinton agar plates. After 18 or ...
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Influence of disk preparation on detection of metallo-beta-lactamase-producing isolates by the combined disk assay
... the disk diffusion ...combined disk assay, ceftazidime and imipenem disks were first placed on the inoculated MH plates, and 10 l of each inhibitor solution was directly added to the ...combined ...
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Metallo-beta-lactamase detection: Comparative evaluation of double-disk synergy versus combined disk tests for IMP-, GIM-, SIM-, SPM-, or VIM-producing isolates
... employ disk diffusion as their preferential anti- microbial susceptibility testing ...MPA disk could be easily placed at 2 cm from the imipenem or ceftazidime disk during the performance of ...
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Cation Concentration Variability of Four Distinct Mueller-Hinton Agar Brands Influences Polymyxin B Susceptibility Results
... and disk diffusion were compared to those determined by the CLSI reference broth microdilution ...the disk diffusion and broth microdilution methods for ...
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Rev. Soc. Bras. Med. Trop. vol.46 número1
... The break points for susceptibility interpretation are as follows: for luconazole, Minimum Inhibitory Concentration (MIC) of ≤ 8µg/ml for susceptible (S); MICs of 16 to 32µg/ml for susceptible dose dependent (SDD); and ...
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Clinics vol.66 número9
... the disk diffusion method AMI: amikacin, GEN: gentamicin, TOB: tobramycin, IMI: imipenem, PIP: piperacillin, TIC: ticarcillin, CAZ: ceftazidime, CIP: ...
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