Bacteria on a Human Epithelial Cell from the Mouth

Photomicrograph of a stained mouth smear showing an epithelial cell covered with bacteria.

The bacteria are the small dark purple dots and dashes on the light blue cell. The oval purple mass in the center is the nucleus of the epithelial cell.
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Microbiology Laboratory Manual by Gary E. Kaiser, PhD, Professor of Microbiology
is licensed under a Creative Commons Attribution 4.0 International License.
Last updated: September, 2017