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metastasis |
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metastasis 1. Pathol the spreading of a disease, esp cancer cells, from one part of the body to another 2. a rare word for metabolism metastasis [mə′tas·tə·səs] (medicine) Transfer of the causal agent (cell or microorganism) of a disease from a primary focus to a distant one through the blood or lymphatic vessels. (physics) A transition of an electron or nucleon from one bound state to another in an atom or molecule, or the capture of an electron by a nucleus. 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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| Carcinomas are the most common metastatic tumors from (in order of frequency) the kidney (figure 1), lung, breast (figure 2), and stomach: melanoma is less common. 2005) inferred that tungsten somehow played a role in the Fallon leukemias while presenting data suggesting that implanted tungsten alloy caused metastatic tumor formation, readers may confuse the issues and assume that somehow the two effects (rhabdomyosarcoma and childhood leukemia) are related. In the upcoming Proceedings, molecular biologist Drew Pardoll of the Johns Hopkins University Medical Institutions in Baltimore says that these two studies indicate that T cells revved up with interleukin-2 "are indeed capable of trafficking into even large metastatic tumor deposits and eliminating tumor cells. |
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