Cancer And Genetic Mutations

Paper Summary:

Discusses the disease in general. Focues on the heredity argument, and the role genetic factors play in causing cancer. The two types of genes involved: Oncogenes and Tumor-suppressor genes. Genetic predisposition and breast cancer. Other causes of cancer. Toxic chemicals, alcohol, smoking, Radon exposure, and other envionmental sources.

From the Paper:

"Introduction
Cancer is a group of related diseases that begin in cells, according to the National Cancer Institute (2000). It is the result of uncontrolled growth of cells in the body and their ability to migrate from their site of origin to distant parts of the body (Cherath, 1999). Cancer is second largest cause of death after heart disease in the United States. There are different types of cancers: carcinomas which start in the epithelium, and account for about 90 percent of human cancers; melanomas, which start in the pigment cells (the melanocytes); sarcomas, which start in the supporting cells of the body such as muscles and bones; cancers of the nerve cells called gliomas; and cancers of the blood (leukemias) and the lymph tissue (lymphomas) (Cherath, 1999). These are malignant tumors, where the cells ..."

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