A chemical analysis pushes back direct evidence for tobacco smoking by Native Americans to between 1715 B.C. and A.D. 105. Biomedicine Gene therapy for breast, ovarian cancer Hyperactivity of a gene implicated in breast and ovarian cancer was dampened by injections of another gene. Meeting of the American Cancer Research. Raspberries are suggested to ward off a cancer of the digestive tract. Kresty, L.A. 1998.
Black raspberries inhibit esophageal cancer in animal study.
Meeting of the American Association for Cancer Research. Low doses of arsenic may prove helpful in treating people suffering from leukemia. Warrell, R.P. 1998. Meeting of the American Association for Cancer Research. Meeting of the American Chemical Society.