Abstract
Vitamins are prominent among natural or endogenous compounds that are considered to be beneficial for both prevention and therapy of various human ailments. The vitamin E group of compounds composed of tocopherol and tocotrienol isoforms, has been subsequently proven to have health benefits including antioxidant and related protective properties. However, individual isoforms exhibit a wide-range of antioxidant potencies. Tocotrienol (T3) displays powerful anticancer activity that is often not exhibited by tocopherols, by modulating multiple intracellular signaling pathways associated with tumor cell proliferation and survival. The anticancer effect of T3 remains not fully understood but generally is mediated independently of its antioxidant activity. Further we have synthesized a new redox-inactive analogue of T3, 6-O-carboxypropyl-α-tocotrienol (T3E) showing considerable promise for stronger anticancer potency than its mother compound. In this mini-review, we particularly focus upon the anticancer action of the above active components of vitamin E and describe current research on the anticancer effects of T3 irrespective of antioxidant activity.
Keywords: Redox-inactive analogue, Tocotrienol, Anticancer activity, Non-antioxidant
Anti-Cancer Agents in Medicinal Chemistry
Title:Redox-inactive Analogue of Tocotrienol as a Potential Anti-cancer Agent
Volume: 13 Issue: 3
Author(s): Tomohiro Yano, Ayami Sato, Miki Sekine, Nantiga Virgona and Masako Ota
Affiliation:
Keywords: Redox-inactive analogue, Tocotrienol, Anticancer activity, Non-antioxidant
Abstract: Vitamins are prominent among natural or endogenous compounds that are considered to be beneficial for both prevention and therapy of various human ailments. The vitamin E group of compounds composed of tocopherol and tocotrienol isoforms, has been subsequently proven to have health benefits including antioxidant and related protective properties. However, individual isoforms exhibit a wide-range of antioxidant potencies. Tocotrienol (T3) displays powerful anticancer activity that is often not exhibited by tocopherols, by modulating multiple intracellular signaling pathways associated with tumor cell proliferation and survival. The anticancer effect of T3 remains not fully understood but generally is mediated independently of its antioxidant activity. Further we have synthesized a new redox-inactive analogue of T3, 6-O-carboxypropyl-α-tocotrienol (T3E) showing considerable promise for stronger anticancer potency than its mother compound. In this mini-review, we particularly focus upon the anticancer action of the above active components of vitamin E and describe current research on the anticancer effects of T3 irrespective of antioxidant activity.
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Cite this article as:
Yano Tomohiro, Sato Ayami, Sekine Miki, Virgona Nantiga and Ota Masako, Redox-inactive Analogue of Tocotrienol as a Potential Anti-cancer Agent, Anti-Cancer Agents in Medicinal Chemistry 2013; 13 (3) . https://dx.doi.org/10.2174/1871520611313030012
DOI https://dx.doi.org/10.2174/1871520611313030012 |
Print ISSN 1871-5206 |
Publisher Name Bentham Science Publisher |
Online ISSN 1875-5992 |
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