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Discuss the mechanisms by which diet plays a role in carcinogenesis.
Member rating: No Rating | Words: | Submitted: Mon Jan 26 2004
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Kerri Alldis. Cell Biology Of Cancer Essay. October 2003. Discuss the mechanisms by which diet plays a role in carcinogenesis. Carcinogenesis is the process by which cancers, a set of diseases characterised by unregulated cell growth, are generated. This is a multi-step mechanism (King, Roger.J.B., 2002). The uncontrolled growth of cells results in the formation of tumours (National Institute On Alcohol Abuse, 1993). Cancer is termed 'metastatic' meaning that it can be spread around the body and is caused by a genetic mutation; therefore cancer is defined as a genetic disease at the cellular level. There are three stages in cancer development, initiation via the genetic mutation, promotion where the initiated cell is stimulated to divide, and progression where tumours are produced as the cancer spreads (National Institute On Alcohol Abuse, 1993). There is strong evidence linking diet with several cancer types especially in the digestive (gastrointestinal) tract but also in the...
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