Cancer is like the program has gotten dropped from some cells. More and more science has found that cancer cells are like fetal cells and each a specific programming that causes the cells to grow out of control.
Here is one study; http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6WWY-4JCC6YK-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=72f83687930ac92c3905a61368e8dc4c
