CNRI / SCIENCE PHOTO LIBRARY CNRI / SCIENCE PHOTO LIBRARY
Intestinal polyp. Light micrograph of a section through an adenoma in the colon (large intestine). Adenomas are a type of polyp (non-cancerous growth) that grow in the colon and other places in the gastrointestinal tract. They are removed because of their tendency to become malignant and to lead to colorectal cancer.
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