In May 2004, the European Patent Office dealt a serious blow to gene patents by revoking Myriad Genetics\u27s controversial patent on the BRCA1 gene. That patent covered any method of diagnosing a predisposition for breast or ovarian cancer that used the BRCA1 gene sequence. Elsewhere, gene patents are also being challenged in courtrooms, legislatures, and in the arena of public opinion. Numerous international organizations, such as the Council of Europe\u27s Committee on Legal Affairs and Human Rights and UNESCO, view genes as belonging to the common heritage of mankind . Intense opposition to gene patents is also coming from researchers, politicians, organized religions, indigenous groups, patient groups, and medical professional organiza...