Normal hair and Microsporum canis–infected hair
Photomicrograph of a normal hair (thin arrow) and a Microsporum canis–infected hair (thick arrow). Note the cuffs of spores on the outside of the hair shaft. Animal dermatophytes show these cuffs or ectothrix spores. Original magnification, 40X.
Courtesy of Dr. Karen A. Moriello.
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