Dermatophyte – Tinea pedis
Tinea pedis is dermatophyte infection of the feet.
Its distribution is International-wide, however more common in nations the place there’s
able get admission to to communal ...
Scedosporium species colony and microscopic description
“Dark, elliptical conidia each supported by a conidiophore (‘lollipops‘)” is characteristic of Scedosporium apiospermum. The grayish-brown appearance of the ...
Fusarium species colony and microscopic description
“Multi-celled, sickle-form macroconidia” is the description for Fusarium species, which produces colonies with a distinctive rose red or purple red pigmentation.
Candida parapsilosis Morphology on Cornmeal Agar
Candida parapsilosis produces a crop of separated foci of growth that show radiating pseudohyphae and scattered blastoconidia, producing what are known as “spider” or “crossed ...
Geotrichum species Morphology on Cornmeal agar
Geotrichum species When grown on cornmeal agar are characterized by true hyphae that segment into rectangular arthroconidia. Arthrospores germinate from one corner, giving them a “hockey ...
Yeasts identification on Cornmeal Agar (CMA)
(a) Candida albicans: green, smooth colonies; CMA: large, thick-walled chlamydospore, usually terminal and present singly or in small clusters along with clusters of round blastoconidia. ...
Induce Chlamydospore formation of Candida albicans using Corn Meal Agar
Corn Meal Agar is used for the cultivation of fungi and the demonstration of chlamydospore production
Candida albicans is the etiological agent in candidiasis, which can range from ...
Reproduction in fungi
Fungi reproduce by either:
1- Sexual reproduction:
formation of Zygospore, ascospores or basidiospores
2- Asexual reproduction :
– Budding or fission
– Asexual spores ...
Fungi classification depending on cell morphology
Depending on cell morphology classified as :
Yeasts
Yeast like fungi
Molds
Dimorphic fungi
1- Yeasts:
Unicellular fungi which reproduce by budding On culture – produce ...
Microscopic Morphologic Features of the Mold Forms of Various Dimorphic Fungi
The spiked (echinulate) macroconidia seen in Image below is characteristic of the mold form of Histoplasma capsulatum.
The mold form of Coccidioides immitis (Image below) is characterized ...
Tinea versicolor caused by Malassezia furfur infection and laboratory diagnosis
The yeast-like colonies seen growing on the blood agar surface in the image below are lipid-dependent and grow only where olive oil had been applied. This is characteristic of the ...
Microscopic Morphologic Features of Yeast
The cells shown in Image below are arthroconidia, some showing buds coming off of adjacent corners. This feature is diagnostic for Trichosporon species.
The yeast cells of Cryptococcus ...
