cells into cancer cells.[3] Other issues thought to play a role in the spread of cancer include viruses, immune system issues, genetics, environment and age.[4] However, a lack of particular co-stimulated molecules that aid in the way antigens react with lymphocytes can impair the natural killer cells ability and ultimately cause cancer.[2] All cancers begin in cells, the body's basic unit of life. To understand cancer, it's helpful to know what happens when normal cells become cancer cells. The…
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