CUSTOM MEDICAL STOCK PHOTO / SCIENCE PHOTO LIBRARY CUSTOM MEDICAL STOCK PHOTO / SCIENCE PHOTO LIBRARY
Bifidobacterium sp. Coloured scanning electron micrograph (SEM) of Bifidobacterium sp. bacteria. These gram-positive non-motile bacteria inhabit the human gut, mouth and vagina. They are rarely pathogenic. Magnification: x2500 at 35mm size.
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