stable free radical
PHYTOCHEMICAL ANALYSIS, ANTIOXIDANT AND IN VIVO ANTINEOPLASTIC PROPERTIES OF CARICA PAPAYA FRUITS
... a stable free radical due to the delocalization of the spare electron on the whole ...the free-radical scavenging activity of plant extracts and pure compounds, where stable DPPH ...
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“Comparative Antioxidant Activity and Phytochemical Contents of Callus and Leaf Extracts of Holarrhena antidysenterica (L.)” by Gayatri Nahak, Satyajit Kanungo, Rajani Kanta Sahu, India.
... The stable radical DPPH has been used widely for the determination of primary antioxidant activity, that is, the free radical scavenging activities of pure antioxidant compounds, plant and ...
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PHYSICAL AND ANTIOXIDANT PROPERTIES OF TWO ALGERIAN DATE FRUIT SPECIES (PHOENIX DACTYLIFERA L. AND PHOENIX CANARIENSIS L.)
... The objectives of this study were to determine the physical properties of Phoenix dactylifera L. and Phoenix canariensis L. date fruits and their seeds as well as to evaluate the antioxidant potential (AP) of the entire ...
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Antioxidant and Analgesic Activities of Valerian Officinalis Linn. Root Extract
... DPPH radical was used as a substrate to evaluate free radical scavenging activities of root ...a stable free radical 2, 2-diphenyl-1- picryl-hydrazyl ...DPPH radical was ...
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Chemical Composition and Antioxidant Activity of the Essential Oils Isolated from Greek and Albanian Thymus Species
... Interaction of the tested compounds with 1,1-diphenyl-2-picryl-hydrazyl (DPPH) stable free radical: The bioassay was performed, as previously described [10]. 10 ul or 20 ul from the stock solution of ...
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Macro Coumarins as Novel Antioxidants
... The antioxidant activities of individual compounds were tested against stable free radical 1,1-Diphenyl-2-picrylhydrazyl radical (DPPH), hydrogen peroxide (H 2 O 2 ) and FRAP (ferric r[r] ...
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Antioxidant flavonol rhamnosides from Rhamnus disperma roots
... DPPH stable free radical revealed the effect of sugar moiety on the scavenging activity of flavonoids as ...3-OH free group in case of quercetin and compound 2 compared to other isolated ...
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Phytochemical Screening, Free Radical Scavenging and Phenolic Content Evaluation of Aqueous Ethanol Extract of Seeds of Citrus sinensis (L) Osbeck (Rutaceae)
... and free radical scavenging activity of the extract of the seed of ...a stable free radical which is widely used to assess the radical scavenging activity of antioxidant ...
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Evaluation of Antioxidant and Antimicrobial Activity of Madhuca Indica
... DPPH radical was used as a substrate to evaluate free radical scavenging activities of ...a stable free radical 2, 2-diphenyl-1- picryl- hydrazyl ...DPPH radical was ...
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Chemical composition and antioxidant capacities of phytococktail extracts from trans Himalayan cold desert
... by free radical-mediated oxidative dam- age and a lot of health benefits are attributed to the utilization of fruits and vegetables in our diet due to their strong antioxidant ...DPPH radical ...
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Antioxidant Potential of Methanolic and Hydrolyzed Extracts of Eclipta Alba
... (Figure 1). At highest concentration of 54.050µg/ml the methanolic extract was found to be statistically better than hydrolyzed extract at 95 % level of significance. Hence the interaction of Eclipta alba extract with ...
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Structural analysis of protein-facilitated cooperative folding in the bI3 RNP
... hydroxyl radical footprinting of the Mrs1-bound RNA emphasizes that most changes are localized precisely at the two GNRA tetraloop-receptor interactions in the bI3 RNA (red bars, Figure ...hydroxyl radical ...
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Sphingobium Chlorophenolicum Dichlorohydroquinone Dioxygenase (PcpA) Is Alkaline Resistant and Thermally Stable
... that its optimal growth condition is at pH 7.0 (36). Rapid oxidation of Fe(II) to Fe(III) in PcpA and the formation of a stable epoxide-type dichloro radical intermediate were observed during the enzyme ca- ...
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BIOLOGICAL ACTIVITY OF MENTHA AQUATICA L.
... phytochemicals possessing antioxidant activity against various diseases induced by free radicals [1, 2]. Mentha aquatica L. (Labiatae) is commonly known as water mint or fish mint and in Iran as "poone ...
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Antioxidant Potential and Antimicrobial Activity of Cinnamomum Malabathrum (Batka)
... 10. Somes, J.R., Dins, T.C.P., Cuaba, A.P., and Ameida, L.M., Free Rad, 26: 469 ( 1997). 11. Burt, S., Int.J.Food Microbial 94: 223 (2004). 12. sahin, F., Gullice, M., Dafeura, D., Sokmen, A., Sokmen, M., ...
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ANTIBACTERIAL AND FREE RADICAL SCAVENGING ACTIVITY OF METHANOL EXTRACT OF CRYSTELLA DENATATA (LEAVES)
... detrimental free radical reaction. The disease caused by free radicals includes atherosclerosis, cancer, inflammatory joint disease, asthma, diabetes, senile dementia, biological ageing [3] ...
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Pharmacological activities of aqueous flower extract of Ixora coccinea L.
... Nature has blessed the universe with plenty of medicinal plants, so often referred as the Medicinal Garden of the world. In Indian Vedas, the medicinal plants including every part of the plant from roots to flowers were ...
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Selective deposition of dietary α-Lipoic acid in mitochondrial fraction and its synergistic effect with α-Tocoperhol acetate on broiler meat oxidative stability
... (DPPH) free radical scavenging activity, 2,2-azinobis-(3- ethylbenzothiazoline-6-sulphonic acid) (ABTS+) and thiobarbituric acid reactive substances ...DPPH free radical scavenging activity ...
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Phytochemical investigations and antioxidant potential of roots of Leea macrophylla (Roxb )
... This study showed that different extracts of roots of L. macrophylla possess potential DPPH, superoxide, and NO∙ free radical scavenging activities. The antioxi- dant activities of the plant extracts might ...
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In vitro screening of various extract of Barleria noctiflora for their antioxidant and free radical scavenging activity
... The Free radicals are responsible for chronic disorders in humans, including diabetes, cancer, atherosclerosis, arthritis, jaundice, hepatic injury, central nervous system injury, gastritis and AIDS [1, 2] ...
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