Augmerosen is a substance that is being stuied in the treatment of cancer. It may kill cancer cells by blocking the production of a protein that makes cancer cells live longer and by making them more sensitive to anticancer drugs. It belongs to the family of drugs called antisense oligodeoxyribonucleotides. Also called oblimersen, Genasense, and bcl-2 antisense oligodeoxynucleotide G3139.