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 ?
The amounts of tannins contained in different parts of the plant were ascertained in the following order: macerated flower extract (229.00[+ or -]0.005 [micro]gTAE/mg extract)>ultrasonic bath leaves extract (210.00[+ or -]0.007 [micro]gTAE/mg extract)>Soxhlet leaves extract (141.00[+ or -]0.006 [micro]gTAE/mg extract).
Alike, methanolic and chloroform extract exhibited the significant value at 1000 uL/mL, i.e., 84.3+-19.1and 72.12+-0.53 respectively.
In this study, It was found that the methanol extract (4.09 mM trolox/mg extract) obtained from maceration method exhibited stronger ABTS radical cation scavenging activity than ultrasonic bath methanol extract (p>0.05).
Take 0.5g of the methanolic extract on filter paper and add some drops of Dragendroff's reagent (solution of potassium Bismuth Iodide).
Top three players - Group Soufflet, VIVESCIA Industries, and Cargill Incorporated - account for over 28% volume share of the Europe malt extract market.
In 100 uL (0.1 mL) of the plant extract's aliquot (10 mg/mL), 50 uL (0.05 mL) of ferrous sulphate (2 mM FeSO4.7 H2O) and 200 uL (0.2 mL) of 5 mM ferrozine solution were added.
"I'm disappointed that NTP did not adopt AHPA's recommendations to properly qualify the extract that was studied and its relevance to consumers and the marketplace," said Dr.
One of the study authors said, "It required less than half the concentration of grape seed extract to suppress cell growth and kill 50% of stage IV cells than it did to achieve similar results in the stage II cells."
Application of crop water extract alone and in combination differed significantly for germination index (GI) with maximum where sorghum water extract was applied.
Cox and his colleagues at Clemson (S.C.) University applied extracts from several of these plants and a few other candidates to the roundworms in test tubes and greenhouse soils.

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