Checkerboard Assay

A type of Boyden chamber assay for leukocyte chemotaxis, first introduced by Zigmond

References in periodicals archive ?

Synergy between M/R and MeSNA was assessed using a microbroth dilution checkerboard assay and lowest fractional inhibitory concentration (FIC) analysis as described by the Clinical Microbiology Procedures Handbook [33].

Sodium Mercaptoethane Sulfonate Reduces Collagenolytic Degradation and Synergistically Enhances Antimicrobial Durability in an Antibiotic-Loaded Biopolymer Film for Prevention of Surgical-Site Infections

Checkerboard assay results were generated using resazurin assays (Palomino et al., 2002).

In vitro activity of (-)-deoxypergularinine, on its own and in combination with anti-tubercular drugs, against resistant strains of Mycobacterium tuberculosis

In vitro synergy testing using E-test and checkerboard assay (CBA)

A prospective evaluation of synergistic effect of sulbactam and tazobactam combination with meropenem or colistin against multidrug resistant Acinetobacter baumannii

Moreover, we have evaluated antifungal activity and synergistic effects of EOMS, with fluconazole and micafungin by NCCLS microdilution method, associated with the broth microdilution checkerboard assay.

Effects of Mentha suaveolens essential oil alone or in combination with other drugs in Candida albicans

Data from checkerboard assay were analysed and interpreted using the fractional inhibitory concentration index and the response surface approach using the [DELTA]E model.

Interaction between lichen secondary metabolites and antibiotics against clinical isolates methicillin-resistant Staphylococcus aureus strains

An isobologram represents the results of the checkerboard assay and the FICI values.

Synergistic interactions in two-drug and three-drug combinations (thymol, EDTA and vancomycin) against multi drug resistant bacteria including E. coli

The checkerboard assay was carried out as described by Lorian (2005) with slight modifications as stated in the broth microdilution method above (Lorian 2005).

Combination of essential oils and antibiotics reduce antibiotic resistance in plasmid-conferred multidrug resistant bacteria

Determination of minimum inhibitory concentration (MIC), checkerboard assay and time - kill curves

Synergistic effects of diosmetin with erythromycin against ABC transporter over-expressed methicillin-resistant Staphylococcus aureus (MRSA) RN4220/pUL5054 and inhibition of MRSA pyruvate kinase

Fractional inhibitory concentration (FIC) from checkerboard assay of ceftazidime plus clavulanic acid, apigenin.

Synergistic activity and mechanism of action of ceftazidime and apigenin combination against ceftazidime-resistant Enterobacter cloacae

aureus used in the checkerboard assay. Strain Median MIC ([mu] g/ml) (range) Antibiotic CLI ERY GEN LVX OXA ATCC43300 8192 (512-1024) (64-256) 256 [less (8-16) 8 1024 than or equal to] 0.5 AQ004 8192 (512-1024) (16-32) 32 (16-64) (128-256) 1024 16 128 AQ006 (64-128) 512 (128-256) 128 (8-32) 2048 128 8 AQ007 (32-64) 32 (16-64) 64 128 (16-64) (256-512) 16 256 AQ012 16384 (1024-2048) (32-64) 64 32 (256-512) 1024 512 Clindamycin, erythromycin, gentamicin, levofloxacin and oxacillin were chosen for the drug-interaction assay, since they belong to different classes of antimicrobial agents, respectively, lincosamides, macrolides, aminoglycosides, quinolones and [beta]-lactams.

In vitro antimicrobial activity of pannarin alone and in combination with antibiotics against methicillin-resistant Staphylococcus aureus clinical isolates

The checkerboard assay described by Verma (2007) was followed with modifications.

Synergistic activity of coriander oil and conventional antibiotics against acinetobacter baumannii

Keywords: Usnic acid MRSA Checkerboard assay Antimicrobial activity

In vitro interaction of usnic acid in combination with antimicrobial agents against methicillin-resistant Staphylococcus aureus clinical isolates determined by FICI and [DELTA]E model methods

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