Standardization parameters of modified extracts from Arctostaphylos uva-ursi L. leaves
نویسندگان
چکیده
منابع مشابه
In vitro EFFICACY OF EXTRACTS OF Arctostaphylos uva-ursi L. ON CLINICAL ISOLATED Escherichia coli AND Enterococcus faecalis STRAINS
Antibacterial activity, total phenolic content and flavonoid concentrations of extracts from the leaves of Arctostaphylos uva-ursi L. were performed. Tested bacterial strains are 20 clinical isolates, including different strains of Escherichia coli and Enterococcus faecalis. The total phenolic content was determined using Folin-Ciocalteu reagent. The concentration of flavonoids in extracts were...
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Amarowicz R., Pegg R.B., Kosińska A. (2009): SE-HPLC separation of myosin complex with tannins from bearberries (Arctostaphylos uva-ursi L. Sprengel) leaves – a short communication. Czech J. Food Sci., 27: 386–391. Phenolic compounds were extracted from bearberry (Arctostaphylos uva-ursi L. Sprengel) leaves into 95% (v/v) ethanol. The tannin constituents were separated from the crude extract us...
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Arbutin is found in the dried leaves of a number of different plant species including bearberry (Arctostaphylos uva-ursi). The leaves and leaf extracts from uva ursi are used in non-prescription medicinal products mainly to treat urinary tract infection, cystitis, kidney stones, and as a diuretic. The active component, arbutin, is converted to hydroquinone (HQ) which has antimicrobial, astringe...
متن کاملComparative study of the leaf volatiles of Arctostaphylos uva-ursi (L.) Spreng. and Vaccinium vitis-idaea L. (Ericaceae).
The first GC and GC/MS analyses of the essential oils hydrodistilled from dry leaves of Arctostaphylos uva-ursi and Vaccinium vitis-idaea enabled the identification of 338 components in total (90.4 and 91.7% of the total GC peak areas, respectively). Terpenoids, fatty acids, fatty acid- and carotenoid derived compounds were predominant in the two samples. Both oils were characterized by high re...
متن کاملEnzyme Assay Guided Isolation of an α-Amylase Inhibitor Flavonoid from Vaccinium arctostaphylos Leaves
The management of postprandial hyperglycemia is an important strategy in the control of diabetes mellitus and complications associated with the disease, especially in the diabetes type 2. Therefore, inhibitors of carbohydrate hydrolyzing enzymes can be useful in the treatment of diabetes and medicinal plants can offer an attractive strategy for the purpose. Vaccinium arctostaphylos leaves are c...
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ژورنال
عنوان ژورنال: Ukrainian biopharmaceutical journal
سال: 2020
ISSN: 2519-8750,2311-715X
DOI: 10.24959/ubphj.20.293