| ¿µ¹® | carcinogen | ÇÑ±Û | Á¾¾çÀ¯¹ß¹°Áú, ¹ß¾Ï¿ø |
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| carcinogen | <chemistry, oncology> An agent capable of initiating development of malignant tumours. May be a chemical, a form of electromagnetic radiation or an inert solid body. (19 Jan 1998) |
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| epigenetic | <biology> Of or pertaining to the epigenesis; produced according to the theory of epigenesis. Describes something which influences the behaviour of a cell without directly affecting its DNA or other genetic machinery, such as an environmental effect. (07 May 1998) |
| epigenetic change | <biology> Any changes in an organism brought about by alterations in the action of genes are called epigenetic changes. Epigenetic transformation refers to those processes which cause normal cells to become tumour cells without the occurrence of any mutations. (07 May 1998) |
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