Emergomyces canadensis, a Dimorphic Fungus Causing Fatal Systemic Human Disease in North America
Ilan S. Schwartz
, Stephen Sanche, Nathan P. Wiederhold, Thomas F. Patterson, and Lynne Sigler
Author affiliations: Global Health Institute, University of Antwerp, Antwerp, Belgium (I.S. Schwartz); San Antonio Center for Medical Mycology, UT Health San Antonio, San Antonio, Texas, USA (I.S. Schwartz, N.P. Wiederhold, T.F. Patterson); University of Saskatchewan, Saskatoon, Saskatchewan, Canada (S. Sanche); UT Health San Antonio Fungus Testing Laboratory, San Antonio (N.P. Wiederhold); South Texas Veterans Health Care System, San Antonio (T.F. Patterson); University of Alberta Biological Sciences, Edmonton, Alberta, Canada (L. Sigler)
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Figure 2
Figure 2. Morphologic features of novel fungal species Emergomyces canadensis isolated from case-patient 2, Saskatoon, Saskatchewan, Canada, 2003. A–B) Colonies grown on potato dextrose agar showing mold phase after 28 days at 30°C (A) and yeast phase after 9 days at 35°C (B). C) Mycelial phase showing 1–3 conidia borne at the ends of slightly swollen conidiophores or sessile on hyphae. D) Round to oval yeast cells with narrow-based budding produced at 35°C. Scale bars indicate 5 µm.
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