Bottom of the Lieberkühn crypts of a small intestine showing numerous mitosis that appear as black spots.

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Photo credit: © Jose Calvo / Alamy / Afripics
License: Royalty Free
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Keywords: biology, cell, columnar, crypts, digestive, eosin, epithelial, epithelium, gastrointestinal, gi, gut, hematoxylin, histology, intestine, lieberkühn, light, micrograph, microscope, microscopy, mitosis, mucosa, renewal, small, system, tissue, tract