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Oral cancer most commonly involves the tissue of the lips or the tongue. It may also occur on the floor of the mouth, cheek lining, gums(gingiva), or roof of the mouth(palate).Most oral cancers look very similar under the microscope and are called...
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Smokeless tobacco(chew or spit tobacco) is yet another important cause for oral cancers. Each dip or chew of tobacco has been shown to contain 5 times more nicotine than one cigarette and 28 potential carcinogens.
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Tobacco-specific nitrosamines are the carcinogens(cancer-causing substances) implicated in the development of oral cancers. Chronic alcohol consumption is linked to oral cancers, and the use of alcohol and tobacco together poses a greater risk tha...
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Your body is always changing. If you have gray hair or stretch marks, you've probably noticed how your body can change. You may not always notice other ways that your body can change, however. For example, your body's cells constantly change, dividing and creating new cells. You might not notice it when, as your cells divide and copy their DNA (their genetic information), a mutation is introduced.
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In a strict sense, mutations are changes in genes not caused by genetic recombination. A change in the base sequence of DNA, for example, represents a mutational change.
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