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Bacillus anthracis, medusa head morphology
bacillus-anthracis-medusa-head-morphology-genax05-high
Bacillus anthracis, medusa head morphology

    Bacillus anthracis colonies at small magnification, present at the edge of the colony and composed of long, interlacing chains of bacilli, resembling locks of matted hair and referred to as the "Medusa head appearance."

Courtesy of Dr. J. Glenn Songer.

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Anthrax in Animals