sterol


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Related to sterol: cholesterol, Plant sterol

sterol

 [ster´ol]
any of a group of steroids having long aliphatic side-chains at position 17 and at least one alcoholic hydroxyl group; the sterols have lipidlike solubility. Examples are cholesterol and ergosterol.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

ster·ol

(stēr'ol),
A steroid with one OH (alcohol) group; the systematic names contain either the prefix hydroxy- or the suffix -ol, for example, cholesterol, ergosterol.
Farlex Partner Medical Dictionary © Farlex 2012

sterol

(stîr′ôl′, -ōl′, stĕr′-)
n.
Any of a group of predominantly unsaturated solid alcohols of the steroid group, such as cholesterol and ergosterol, found in animals, plants, and fungi, especially as components of cell membranes.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

ster·ol

(ster'ol)
A steroid with one OH (alcohol) group; the systematic names contain either the prefix hydroxy- or the suffix -ol, e.g., cholesterol, ergosterol.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

sterol

a steroid alcohol in which the alcoholic hydroxyl group is attached in position 3, and which has an aliphatic side chain of at least 8 carbon atoms at position 17.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
Lethal atherosclerosis associated with abnormal plasma and tissue sterol composition in sitosterolemia with xanthomatosis.
Fatty acid and sterol composition of frozen and freeze-dried New Zealand Green Lipped Mussel (Perna canaliculus) from three sites in New Zealand.
LE: Increasingly, we are seeing products in the supermarket that are labelled with "plant sterols" that claim to lower cholesterol.
[23] the placebo-controlled reduction in LDL cholesterol remained at 6% although the daily plant sterol intake from the test bar was slightly higher (1.8/day) and the test bar was ingested not more than 30 minutes apart from the meal.
Volkman, "A review of sterol markers for marine and terrigenous organic matter," Organic Geochemistry, vol.
The sterol and phospholipid composition of the salt-tolerant yeast Debaryomyces hansenii grown at various concentrations of NaCl.
Additionally the peaks at m/z 838 and 866 can be assigned to acylated sterol glucosides (table 1).
By comparing sterol proportions in algae-fed and fish waste-fed mussels, it was found that mussels fed algae had significantly higher proportions of brassicasterol, campesterol, and 24-methylenecholesterol than fish waste-fed mussels.
A few major brands that contain phytosterol esters: Nature Made CholestOff Plus, Puritan's Pride Phytosterol Complex, and Now Foods Beta-Sitosterol Plant Sterols.
Foods containing at least 0.5 grammes per serving of plant sterols, consumed with meals or snacks for a daily total intake of two gramme as part of a diet low in saturated fat and cholesterol, may reduce the risk of heart disease.
(2) Three sterol source indices (SSI) were calculated to evaluate terrestrial organic matter input into the aquatic environment, using the ratio of stigmasterol/cholesterol, [beta]-sitosterol/cholesterol and campesterol/cholesterol, with cholesterol as the assumed marine sterol (Mudge & Norris, 1997; Seguel et al., 2001; Fabbri et al., 2005; Ali et al., 2009).
Saponification provides a concentrated sterol fraction which facilitates analysis.

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