Merck Manual

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Actinomyces bovis , Gram-stained smear
<i >Actinomyces bovis</i> , Gram-stained smear
Actinomyces bovis , Gram-stained smear

Actinomyces bovis, gram-stained smear, high power. Note the characteristic branching nature of these slender gram-positive rods.

Courtesy of Dr. John Prescott.