Microsporum gypseum Species

Microsporum gypseum grows relatively rapidly and matures in 6 to 10 days. The texture of the colony is powdery to granular and the color is beige to cinnamon brown. From the reverse, it is yellow to brownish red.

It produces septate hyphae, macroconidia and microconidia. Macroconidia are abundant, fusiform and symmetrical in shape with rounded ends. The walls of macroconidia are thin and rough and they contain 3-6 cells. Microconidia are moderately numerous in number, club-shaped and located along the hyphae.

Hair perforation test is positive.

[1295, 2144, 2202]

PubMed

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References

1295. Larone, D. H. 1995. Medically Important Fungi - A Guide to Identification, 3rd ed. ASM Press, Washington, D.C.

2144. St-Germain, G., and R. Summerbell. 1996. Identifying Filamentous Fungi - A Clinical Laboratory Handbook, 1st ed. Star Publishing Company, Belmont, California.

2202. Sutton, D. A., A. W. Fothergill, and M. G. Rinaldi (ed.). 1998. Guide to Clinically Significant Fungi, 1st ed. Williams & Wilkins, Baltimore.