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Tag: Differential Media

link to Tinsdale Agar: Composition, Preparation, Uses

Tinsdale Agar: Composition, Preparation, Uses

Tinsdale agar base medium was developed by Tinsdale for the selective isolation and differentiation of C. diphtheriae from diphtheroids. Billings later modified the medium improving its differential...

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link to DCA Agar: Composition, Colony Characteristics

DCA Agar: Composition, Colony Characteristics

Deoxycholate citrate agar (DCA) is a selective and differential medium, recommended for the isolation of enteric pathogens particularly Salmonella and Shigella species. Deoxycholate citrate agar...

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link to Bismuth Sulfite Agar: Composition, Uses, Colony Morphology

Bismuth Sulfite Agar: Composition, Uses, Colony Morphology

Bismuth sulfite agar (BS) is a selective as well as a differential medium for isolation and presumptive identification of Salmonella spp, especially Salmonella Typhi. Salmonella spp are the...

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link to Chromogenic Culture Media: Principle, Composition, Results

Chromogenic Culture Media: Principle, Composition, Results

Chromogenic culture media are used to isolate, identify, and differentiate specific microorganisms from a heterogeneous population. The medium contains chromogenic substrate which is utilized by...

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link to Salmonella-Shigella (SS) Agar: Composition, Principle and Results

Salmonella-Shigella (SS) Agar: Composition, Principle and Results

Salmonella-Shigella (SS) agar is used for selective isolation and differentiation of Salmonella and Shigella. It is used for the isolation, cultivation and differentiation of gram-negative enteric...

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link to CLED Agar: Composition, Uses, Colony Characteristics

CLED Agar: Composition, Uses, Colony Characteristics

Lactose fermenting (yellow colonies) and Lactose Non-fermenting colonies in CLED CLED (cysteine-, lactose-, and electrolyte-deficient) agar is a differential culture medium primarily used to...

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