http://www.physorg.com/news73829582.html
when a cell loses it capacity of apoptosis,when infiltraded by cancer cells,increase the cellular division,and increase also the telomerase enzims,that turn it division incontrolable,and cancer cell emit signal to that deffese cells=antibodies suffer apoptosis,and blocked its enzims,because the antibodies lose it regulatot gens to multiplications of its cells.thence its death,its suffer amitosis.all arrange of the dna of those cells are desprogrammed.