Cedecea davisae- Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Cedecea in wet mount of culture microscopy

Introduction Cedecea davisae is a rare, opportunistic pathogen in the Enterobacteriaceae family. It was first isolated from a human wound. This bacterium can cause infections in immunocompromised individuals. It exhibits resistance to several antibiotics. It is often misidentified due to its rarity. However, proper laboratory …

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MacConkey Agar: Introduction, Principle, Composition, Preparation, Procedure, Colony Morphology, Uses, and Keynotes

MacConkey Agar: Introduction, Principle, Composition, Preparation, Procedure, Colony Morphology, Uses, and Keynotes

Introduction of MacConkey Agar MacConkey agar (MAC) uses for the culture of gram-negative bacteria and therefore Enterobacteriaceae belonging bacteria grow well on this medium and coliforms also enjoy this medium. MAC is a modification of Neutral Red Bile Salt Agar developed by MacConkey. It was one of the …

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Hafnia alvei: Introduction, and Properties

Hafnia alvei (white mucoid) colony on Muller-Hinton Agar (MHA)

Introduction of Hafnia alvei Hafnia alvei is a members of the Enterobacteriaceae and it is inhabited in our gastrointestinal tract and also in many animal species as part of the normal microflora. It is a Gram negative rod, non capsulated and non-sporing bacterium motile with …

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