Directory For a Sex Photos : bbsrc: Research linking gut health, mucus and inflammatory bowel disease These images show a mouse colon tissue stained for mucus (green), sugars (red) and cell nuclei (blue). The human colon, much like the mouse colon, is covered by a protective layer
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» bbsrc: Research linking gut health, mucus and inflammatory bowel disease These images show a mouse colon tissue stained for mucus (green), sugars (red) and cell nuclei (blue). The human colon, much like the mouse colon, is covered by a protective layer