PALO ALTO, Calif.--(BUSINESS WIRE)-- (Embargoed until 3 p.m. ET on Monday, October 4, 2010) Terminal metastatic cancer – the presently untreatable cause of the great majority of all cancer deaths – has now been effectively treated in three common fatal cancers in mice, announced Genomic Systems, citing research published online today in the Proceedings of the National Academy of Science (PNAS).