tocopherol


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Related to tocopherol: vitamin E

tocopherol

 [to-kof´er-ol]
an alcohol isolated from wheat germ oil or produced synthetically; it has the properties of vitamin E. In animals it is needed in the diet to ensure reproduction, but its role in humans is unclear.
alpha tocopherol a tocopherol isomer that is the most prevalent form of vitamin E occurring in the body and the form administered as a supplement. In nature, it usually occurs with β- and γ-tocopherols. The term is often used synonymously with vitamin E. See vitamin.

to·coph·er·ol (T),

(tō-kof'ĕr-ol),
1. Name given to vitamin E by its discoverer, but now a generic term for vitamin E and compounds chemically related to it, with or without biologic activity; similar in chemical structure and properties to vitamins K and coenzyme Q.
2. A methylated tocol or methylated tocotrienol.

tocopherol

/to·coph·er·ol/ (to-kof´er-ol) any of a series of structurally similar compounds, some of which have biological vitamin E activity.
α-tocopherol , alpha tocopherol the most prevalent form of vitamin E in the body and that administered as a supplement; often used synonymously with vitamin E. Also used as the acetate and acid succinate esters.

tocopherol

(tō-kŏf′ə-rôl′, -rōl′)
n.
Any of a group of closely related, fat-soluble alcohols constituting vitamin E and similar compounds.

tocopherol

See vitamin E.

tocopherol

Vitamin E, see there.

to·coph·er·ol

(T) (tŏ-kof'ĕr-ol)
1. A generic term for vitamin E and compounds chemically related to it, with or without biologic activity.
2. A methylated tocol or methylated tocotrienol.

tocopherol

One of the group of substances constituting vitamin E.

tocopherol

see VITAMIN E.

tocopherol

generic term for vitamin E and related compounds, e.g. alpha-tocopherol (wheat germ oil extract)

tocopherol

an alcohol isolated from wheat germ oil or produced synthetically; it has the properties of vitamin E.

α-tocopherol
vitamin E.
References in periodicals archive ?
Tocopherols and tocotrienols are both important antioxidants, and fit well inside cell membranes found throughout the human body, where they protect the 75 trillion cells from oxidation.
Vitamin E might be more effective for cancer prevention if it is administered in the form of mixed tocopherols (which contain all four isomers of vitamin E) than if alpha-tocopherol alone is used.
Tocopherol analysis was conducted on duplicate samples from each adzuki bean genotype using a slightly modified version of the protocol of Lee and Park (2004).
Results: There was no significant fall in serum malondialdehyde in rats supplemented with ascorbic acid alone, however rats supplemented with alpha tocopherol or combination of ascorbic acid and alpha tocopherol revealed significant fall in serum malondialdehyde and increment in superoxide dismutase activity.
Tocopherols are valued for their vitamin E activity and their antioxidant properties to protect polyunsaturated fatty acids against oxidation thus the level of tocopherol in seed oils are extremely important.
2006a,b), the present study found that dietary incorporations of a- tocopherol or b-carotene in high-linseed oil diet had no effects on average daily gain (ADG) and feed to gain ratio (F/G) (Table 2), although other researchers reported that supplementation of a-tocopherol (100 and 200 mg/ kg of diet) improved ADG and F/G during the early phase of growth of finishing pig (Asghar et al.
Huang and Huang (2004) compared the supplementation of two levels of tocopherol in diets (11 and 105 mg [kg.
In this family, alpha-tocopherol is the active form of vitamin E in humans, and soybean seeds are a major source of dietary tocopherol.