Prototheca bovis sporangia and sporangiospores

Prototheca bovis sporangia and sporangiospores

Scanning electron micrograph showing numerous sporangia (mother cells; large arrow) and sporangiospores (endospores; small arrow) representing different developmental stages of P bovis identified in an outbreak of clinical bovine mastitis. Scanning electron microscopy; original magnification, 2,600X.

Courtesy of Dr. Márcio Garcia Ribeiro.