AP+Background+to+Cancer

CANCER:
- disease of cells - they ingore signals to die - their DNA is mutated - they continue to die - they keep dividing - metastasis: the cells of a tumor break off and flow through your blood and divide - when the tumor starts to spread to other parts of the body its hard to treat - radiation: damages DNA in cancer cells, by doing this they cant multiply or even copy - atoms falling apart - x-rays are forms of radiation

Kimo:
- poisons and kills the cells - Different types of poisons - they damage the DNA and attack - when you damage the DNA of cancer cells, they stop dividing

velcade iressa
 * New promising treatments:**