Carcinoma

Using healthy skin to identify cancer's origins

Normal skin contains an unexpectedly high number of cancer-associated mutations, according to a study published in Science. The findings illuminate the first steps cells take towards becoming a cancer and de ...

May 21, 2015
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Carcinoma (Gk. karkinos, or "crab", and -oma, "growth") is the medical term for the most common type of cancer occurring in humans. Put simply, a carcinoma is a cancer that begins in a tissue that lines the inner or outer surfaces of the body, and that generally arises from cells originating in the endodermal or ectodermal germ layer during embryogenesis. More specifically, a carcinoma is tumor tissue derived from putative epithelial cells whose genome has become altered or damaged to such an extent that the cells become transformed, and begin to exhibit abnormal malignant properties.

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