Dartmouth Medical School (DMS) researchers have identified a new way that arsenite, a form of arsenic, acts in treating a rare cancer known as APL, or acute promyelocytic leukemia. Their study is published in the Jan. 3 issue of the Journal of the National Cancer Institute.<br><br><a href='http://www.dartmouth.edu/~news/releases/2007/01/08.html' target='_blank'>http://www.dartmouth.edu/~news/releases/2007/01/08.html</a><br><br>