Nano-technology used to block production of toxic proteins that cause cancer. 1st successful study on humans.
http://news.yahoo.com/s/hsn/20100322/hl_hsn/genetargetedcancerfixcouldbeabreakthrough
http://news.yahoo.com/s/hsn/20100322/hl_hsn/genetargetedcancerfixcouldbeabreakthrough