carcinoembryonic antigen car·ci·no·em·bry·on·ic antigen (kär’sə-nō-ěm’brē-ŏn’ĭk)
A glycoprotein present in fetal gastrointestinal tissue, generally absent from adult cells with the exception of some carcinomas.
the development of a cancer. noun (pathol) the development of cancerous cells from normal ones carcinogenesis car·ci·no·gen·e·sis (kär’sə-nə-jěn’ĭ-sĭs) n. The production of cancer.
any substance or agent that tends to produce a cancer. Contemporary Examples Unfiltered fermented grapes make ochratoxin-A, a neurotoxic, carcinogenic, immunosuppressive compound. Five Ways to Recover Faster From Your Thanksgiving Binge Dave Asprey November 27, 2013 At their worst, hot dogs are little more than processed, fatty meat and fillers loaded with carcinogenic preservatives. The […]
any substance or agent that tends to produce a cancer. noun (pathol) any substance that produces cancer n. “cancer-causing substance,” 1853, from carcinoma + -gen. carcinogen car·cin·o·gen (kär-sĭn’ə-jən, kär’sə-nə-jěn’) n. A cancer-causing substance or agent. car’cin·o·gen’ic (kär’sə-nə-jěn’ĭk) adj. carcinogen (kär-sĭn’ə-jən) A substance or agent that can cause cells to become cancerous by altering their genetic […]
a small, yellowish amino-acid and peptide-secreting tumor usually found in the gastrointestinal tract and lung. carcinoid car·ci·noid (kär’sə-noid’) n. A small tumor that secretes serotonin and is usually found in the gastrointestinal tract.