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malignant |
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malignant 1. Pathol (of a tumour) uncontrollable or resistant to therapy; rapidly spreading 2. History (in the English Civil War) a Parliamentarian term for a royalist malignant [mə′līg·nənt] (cell and molecular biology) Pertaining to cells that have undergone phenotypic transformation by oncogenes or protooncogenes. (medicine) Endangering the life or health of an individual. Of or pertaining to the growth and proliferation of certain neoplasms which terminate in death if not checked by treatment. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Expression of RLIP76 was found to be greater in malignant cells than in nonmalignant cells. The technology identifies a cancer marker known as RECAF, which is found on malignant cells from a variety of cancer types but is absent in most normal or benign cells. Malignant cells produce excess telomerase, an enzyme that may play a role in keeping them alive, says biochemist Calvin B. |
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