Mueller-Hinton agar

Yeasts (Disk Diffusion) Assay: Introduction, Test Requirements, Procedure, Result-Interpretation, and Keynotes

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Yeasts (Disk Diffusion) Assay

Introduction Disk diffusion assay is a standardized method used for testing antifungal susceptibility of yeasts, especially Candida spp. It evaluates the inhibitory effect of antifungal agents on yeast growth by measuring the zone of inhibition around drug-impregnated disks placed on inoculated agar. This method is …

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D-Zone Test: Introduction, Principle, Procedure, Result-Interpretation, Clinical Significance, and Keynotes

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D-Zone Test Positive strain of Staphylococcus aureus

Introduction The D-Zone test identifies inducible clindamycin resistance in bacteria. Typically, it involves using erythromycin and clindamycin discs on an agar plate. When placed near each other, the interaction is observed. If a D-shaped zone appears around clindamycin, resistance is confirmed. Consequently, this test helps …

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