Abnormal Cell Growth

Abnormal Cell Growth Leading to pubic louse

Cancer is the second leading cause of death in the get together States. Half of all men and one-third of all women in the U.S. will develop cancer during their lifetimes. Although it is common knowledge that cancer is generally inherited, this paper will further explore the causes and what happens on a prison cellular level when cancer develops in the gentleman body.

Basics of signal transduction

Cell communication, or signal transduction, is just the means by which cells in the body respond to signals plan of attack from outside those cells. The purpose of this chemical communication is to coordinate functions at bottom the cell, between cells or between organs in the body, allowing us the means to respond to our external environment.

Normally, cell division is a very c arefully regulated process that ensures the body has incomplete too few nor too many of a abandoned cell type. Some cell types in the body split out quickly and need to be continuously replaced as they die, such as most blood cells and cells lining the digestive tract. The production of these cells must be precisely regulated base on their rate of cell death so that the body has the exact number of cells it needs.



(Kruh, 2000)

The relationship with cancer

Abnormal - or more specifically - uncontrolled, rapid cell growth is a central feature of cancer. Virtually every cancer is caused by mutations of DNA, the genetic material that controls how cells behave. Genes that regulate cell division are most susceptible to mutations, which may lead to abnormal cell growth.

Cancer is a disease of the genes - it arises from defects in certain genes, the genes that unremarkably regulate cell growth and cell death. Some genes, cognize as oncogenes, promote normal cell growth. Other genes, cognize as tumor suppressor genes, have the opposite effect, to hold back cell growth. The normal division of our cells is a delicate isotropy of positive and negative growth signals from these genes....If you want to get a full essay, order it on our website: Orderessay



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