extract

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extract

1. a preparation containing the active principle or concentrated essence of a material
2. Pharmacol a solution of plant or animal tissue containing the active principle

Extract

 

a concentrated medicinal substance obtained from raw materials that contain certain active ingredients, such as glycosides, alkaloids, and vitamins; a type of galenical. Depending on the extracting agent used, extracts may be categorized as, for example, aqueous, alcoholic, or ethereal. Depending on the degree of thickening after evaporation, they may be classified as liquid, semiliquid (no more than 25 percent moisture), or dry (up to 5 percent moisture).

extract

[′ek‚strakt (noun) or ik′strakt (verb)]
(chemistry)
Material separated from liquid or solid mixture by a solvent.
(computer science)
To form a new computer word by extracting and putting together selected segments of given words.
To remove from a computer register or memory all items that meet a specified condition.
(metallurgy)
To separate a metal or a mineral from an ore by various chemical or mechanical methods.
(pharmacology)
A pharmaceutical preparation obtained by dissolving the active constituents of a drug with a suitable menstruum, evaporating the solvent, and adjusting to prescribed standards.
A preparation, usually in a concentrated form, obtained by treating plant or animal tissue with a solvent to remove desired odiferous, flavorful, or nutritive components of the tissue.

extract

To decompress. To restore the original files from a compressed archive (ZIP file, RAR file, etc.). See archive, data compression and archive formats.
References in periodicals archive ?
nigra) fruit extract is safe to use as a topical preparation because it does not cause significant irritation reactions.
The antioxidant activity of Murtilla fruit extract was determined by the luminescence reaction of luminol [5-amino-2,3-dihydro-1,4-phthalazinedione] (Sigma); membrane lipid peroxidation using Bodipy C-11 sensor (Invitrogen); and intracellular superoxide anion production using dihydroethidium (DHE, Invitrogen), a sensor of superoxide anion ([O.
The levels of antioxidant enzymes, SOD and CAT, and the natural product of lipid peroxidation, MDA, were estimated in this study to evaluate wound-healing progress and determine the effect of the P macrocarpa fruit extract (Table 1).
Anti-diabetic effect of Rubus ellipticus fruit extracts in alloxan induced diabetic rats.
Table I: Effect of different concentrations of n-hexane, chloroform, ethyl acetate, n-butanol and aqueous fraction of methanolic fruit extract of Withania somnifera
Traditionally used in Mexican medicine to treat diabetes, preliminary studies show that prickly pear fruit extract may aid in lowering blood glucose, as well as cholesterol and triglycerides (Human & Experimental Toxicology, December 2011.
Thus the presence of [alpha]-pinene, [alpha]-terpinene, [gamma]-terpinene, terpinolene, [beta]-terpineol, a-terpineol (one the major compounds in fruit extract), 4-terpineol, isoborneol, [gamma]-cadinene (the major compound in leaf extract), [alpha]-cadinene, cadina-1, 4-diene and [sigma]-cadinene may contribute to the diuretic and antiseptic action of the leaf and fruit extracts of the Egyptian J.
The line which is set to be available later this month have been inspired by Hayak's grandmother's youthful skin, which are formulated with fruit extracts and essential oils to tackle concerns like aging, loss of hydration, uneven skin tone and texture.
As such, the present findings hold great promise for discovery of novel compounds from leaf or fruit extracts of Ficus hispida, which may be more efficacious and at the same time safe to use for relief from pain.
The fiery orange shower gel contains Brazilian hot mud and red dragon fruit extracts that invigorate the skin, followed by a quick dose of the exhilarating Brazilian essence body spray to set the tone for a little playful samba.