MUC-1

Definition / meaning of MUC-1

A substance found on certain epithelial cells (cells that cover organs, glands, and other body surfaces) and on breast cells involved in making milk. It is also found on tumors of the breast, ovary, lung, and prostate. MUC-1 is a type of tumor marker.

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Find More About 'MUC-1'

Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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