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This photomicrograph depicts the Gram-negative bacterium, Bacteroides trichoides, which had been incubated in blood agar medium, for a 48 hour time period. Bacteroides spp., though commensal bacteria that normally live in the human gastrointestinal tract, these organism can become pathogenic under circumstances such as disruption of the normal intestinal mucosa, including trauma, or surgery.
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Content Providers(s):CDC/ Dr. V.R. Dowell, Jr.
Creation Date:1972
Photo Credit:
CDC Organization
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Copyright Restrictions:None - This image is in the public domain and thus free of any copyright restrictions. As a matter of courtesy we request that the content provider be credited and notified in any public or private usage of this image.