Folin-Ciocalteu
Optimization of the Folin Ciocalteu Method for the Determination of Total Tannins from Guinea Grass (Panicum Maximum Grass)
... Folin-ciocalteu method was optimised and tested on panicum maximum grass samples and results showed that the method is reliable and consistent. Optimization was done in terms of volume of sample aliquot, ...
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The Influence of Initial Carbonate Concentration on the Folin Ciocalteu Micro Method for the Determination of Phenolics with Low Concentration in the Presence of Me thanol: A Comparative Study of Real Time Monitored Reactions
... During the Folin Ciocalteu (F-C) micro-assay for the determination of phenolics in the presence of methanol, fine solids can form. In a previous paper, we hypothesized that the interference from alcohol on ...
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Evaluation of Standards and Interfering Compounds in the Determination of Phenolics by Folin Ciocalteu Assay Method for Effective Bioprocessing of Biomass
... Folin Ciocalteu (F-C) assay is the most widely used and convenient method to determine the total phenolics content in foods, herbs, and other plant ...
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Physicochemical and sensory characteristics of a Chagalapoli fruit ( Ardisia compressa ) beverage fermented using Saccharomyces cerevisiae.
... The total polyphenol content by the Folin-Ciocalteu method in chagalapoli ( Ardisia compressa ) juices was 1.8 mgEAG/mL for filtered juice and 1.75 mgEAG/mL for partially filtered juice[r] ...
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Evaluation of selected biological capacities of Baeckea frutescens
... the Folin–Ciocalteu assay (Table 1) and metal chelating assay (Table 2) which showed that the water extract with the lowest phenolic content exhibiting the strongest metal chelating ability while the ...
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Characterization of Phenolic Constituents and Pharmacological Activity of Achillea vermicularis
... The total phenolic contents of the extracts prepared using three different extraction methods were determined using the Folin-Ciocalteu reagent (FCR) method and the results obtained w[r] ...
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Biological Activity of Peanut Skins as a Functional Food Ingredient.
... Peanut skins are a low-value byproduct of the peanut processing industry, with hundreds of thousands of tons being produced annually. Following their removal during the preparation of common peanut products, peanut skins ...
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In vitro antioxidant, antibacterial, and cytotoxicity activities from Karanda (Carissa carandas L.) fruit extracts
... of Folin–Ciocalteu reagent; 2, 2-diphenyl-1-picrylhydrazyl radical, 2, 2-azinobis (3-ethylbenzothiazoline- 6-sulfonic acid) cation radical scavenging assays and oxygen radical absorbance ...
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Antioxidant capacity, antimicrobial activities and chemical composition of Pistacia atlantica subsp. kurdica essential oil
... This study aimed to evaluate the composition, antioxidant capacity and antibacterial effects of Pistacia atlantica subsp. kurdica (baneh) essential oil on some important bacteria in food safety. Essential oil was derived ...
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Evaluation of antioxidant and antibacterial activities of Crotalaria pallida stem extract
... modified Folin-Ciocalteu method and antioxidant activities were assayed using 2,2-diphenyl-1-picrylhydrazyl (DPPH) radical scavenging activity, reducing power assay, total antioxidant capacity (TAC) and ...
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Determination of total phenolic content and antioxidant activities of five different brands of Ethiopian coffee
... the Folin-Ciocalteu method and expressed as Gallic acid equivalents whereas antioxidant activities were determined by 2,2-diphenyl-1-picryl-hydrazyl (DPPH) radical scavenging, reducing power and total ...
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Some phytochemical analyses of different extracts of the cogon grass Imperata cylindrica from Mizoram, India
... The total phenolic content was determined from the reaction with Folin-Ciocalteu reagent. The stan- dard antioxidant used was gallic which indicated concentration-dependent activity as shown in Fig- ure 2. ...
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Physical and sensory properties of bread enriched with phenolic aqueous extracts from vegetable wastes
... the Folin-Ciocalteu reaction were obtained on the crust of bread enriched with grape marc and fennel extracts, while control bread, and bread enriched with chicory, celery, and olive leaf extracts showed ...
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EVALUATION OF THROMBOLYTIC EFFICACY OF HERBS: JUSTICIA ADHATODA AND ACACIA NILOTICA BY IN-VITRO CLOT LYSIS TECHNIQUE
... Justicia adhatoda (Acanthaceae) and Acacia nilotica (Fabaceae) are commonly found in India, These plants are listed for their high phenolic content and wide range of pharmacological properties. Leaves and Stem part of ...
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Antioxidative catechol lignans/neolignans isolated from defatted kernel of Jatropha curcas
... Jatropha has been cultivated in many countries for bio- diesel production, which produces huge quantities of defatted kernel as a by-product. However, the biological activities and chemical constituents of the seed ...
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... za Folin-Ciocalteu reagens (FCR), 0,848 za sposobnost plazme da reducira željezo (FRAP) i 0,668 za Trolox ekvivalent antioksidacijske aktivnosti (TEAC)] bile su lošije, a u nekim slučajevima potpuno ...
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Screening of nutritive values, in vitro antioxidant, anticancer and antimicrobial activities from Boletus griseipurpureus Corner
... of Folin–Ciocalteu reagent; DPPH radical, 2, 2-azinobis (3-ethyl- benzothiazoline-6-sulfonic acid) cation radical scavenging assays and oxygen radical absorbance ...
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Physicochemical and phytochemical evaluation of the aqueous extract of safflower (Cartamus tinctorius Linn )
... Test FeCl3 Dragendroff’stest Mayer,stest Wagner,stest Foam test Millon’s test Ninhydrin test Biuret test Phenol test Shinoda test Folin-Ciocalteu.. Phenolic and flavonoid compound in aqu[r] ...
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Antioxidant and antineoplastic activities of roots of Hibiscus sabdariffa Linn. Against Ehrlich ascites carcinoma cells
... CA: Catechin; EAC: Ehrlich ascites carcinoma; FCR: Folin-Ciocalteu reagent; GA: Gallic acid; MEHSR: Methanol extract of roots of Hibiscus sabdariffa ; MTT: 3-(4,5-Dimethylthiazol-2-yl)-2[r] ...
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Total phenolic and total flavonoid contents of different solvent extracts of Bassia muricata(L ) Asch and evaluation of antibacterial and antioxidant activities
... Lipid oxidation is stabilized with polyphenolic compounds having antioxidant activity [12]. Polyphenolic compounds are also indispensable due to having inhibitory effects on carcinogenesis and mutagenesis in humans. ...
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