Cryptococcus neoformans- An Overview

Gram’s stain (Panel A) and India ink stain (Panel B) revealed abundant encapsulated, round yeasts, with some budding forms.

Cryptococcus spp Cryptococcus spp is a fungal group that belongs to the Phylum Basidiomycota (Basidiomycetes). They undergo sexual reproduction forming dikaryotic hyphae and basidiospores supported by a club-shaped basidium with hyphae that has a complex septate. There are four known species of Cryptococcus: Cryptococcus neorformans Cryptococcus gattii Cryptococcus albidus Cryptococcus laurentii Cryptococcus inuguttulatus C. albidus and C.laurentii are the most …

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Bird Seed Agar

Result Interpretation of Bird Seed Agar

Bird Seed Agar Bird Seed Agar is a solid medium used for selective and differential isolation of Cryptococcus neoformans from clinical specimens. It is used for the selective isolation of Cryptococcus neoformans and C. gattii. C. neoformans usually grows as a yeast (unicellular) and replicates by budding . Cryptococcus neoformans is an encapsulated yeast that produces the enzyme phenoloxidase, an enzyme necessary in melanin synthesis. The brown …

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