date:Apr 03, 2013
in a spontaneous breast tumor model, wrote the researchers, led by Mauro Provinciali from IRCCS-INRCA in Ancona, Italy.
Although vitamin E (both tocopherols and tocotrienols) is known as a potent antioxidant, the antitumor activity of vitamin E may not be associated with its antioxidant activity, they explained.
Rather, we have found an increased oxidative stress in tumor cells treated with annatto- tocotrienols. The annatto-tocotrienol-dependent increased [reactive oxygen species] may be invo