نتایج جستجو برای: methanol extract
تعداد نتایج: 200979 فیلتر نتایج به سال:
In the present study, antioxidant potential of the different extract of the whole plant of Aerva tomentosa Forsk. was evaluated by using 2, 2-diphenyl-1-picrylhydrazyl (DPPH) scavenging assay and total phenolic contents was analyzed using the Folin-Ciocalteu reagent method. The methanol extract showed significant activity in antioxidant assay compared to other successive extracts such as peteth...
Lysimachia laxa is a perennial herb belonging to the family Primulaceae and Gymnocladus assamicus is a critically endangered species of the family Caesalpinioideae contain biologically active substances. The present investigation deals with the evaluation of antioxidant activity of the different parts of these two plants and to determine the best solvent for extracting the antioxidant component...
This study aimed at investigating the antibacterial effects of extracts from leaf, fruit, and stem of Solanum nigrum on fish pathogenic bacteria. The extraction process was done using the rotary device. The leaf methanol extract and the fruit acetone extract (MIC and MBC of 25 and 12.5 ppm, respectively) showed stronger antibacterial properties. The Streptococcus iniae were the most resistant b...
We evaluated the antioxidant activity and tyrosinase inhibitory effects of Pleurotus ostreatus fruiting bodies extracted with acetone, methanol, and hot water. The antioxidant activities were tested against β-carotene-linoleic acid, reducing power, 1,1-diphenyl-2-picrylhydrazyl free radical scavenging activity, and ferrous chelating ability. Furthermore, phenolic acid and flavonoid contents wer...
This study assesses the antinociceptive and anti-inflammatory activities of Galphimia glauca stem methanol extract in mice and rats. The methanol extract of Galphimia glauca stem was prepared and evaluated for in-vivo antinociceptive effect and anti-inflammatory properties in Swiss albino mice and Wistar albino rats. The dose range of 100, 200 and 400 mg/kg b.w was administered orally for one d...
This study evaluates the phytochemistry, antioxidant, and antimicrobial effects of Plectranthus amboinicus leaves extracted in different solvents. The methanol extract contained the highest total phenolic (94.37 ± 1.24 mg GAE/g) and flavonoid contents (26.90 ± 1.35 mg RE/g) and exhibited the highest DPPH scavenging activity (90.13 ± 3.32%) followed by the acetone extract (80.23 ± 3.26%) at 500 ...
objective(s) anti-helicobacter pylori effects of saffron (crocus sativus l., iridacea) and its major constituents, crocin and safranal, were evaluated. materials and methods macerated aqueous and methanol extracts tested against 45 clinical isolates of helicobacter pylori, using paper disc diffusion method (ddm) on modified egg yolk emulsion agar (eye agar). four antibiotics also tested against...
Antioxidant-rich fractions were extracted from pomegranate (Punica granatum) peels and seeds using ethyl acetate, methanol, and water. The extracts were screened for their potential as antioxidants using various in vitro models, such as beta-carotene-linoleate and 1,1-diphenyl-2-picryl hydrazyl (DPPH) model systems. The methanol extract of peels showed 83 and 81% antioxidant activity at 50 ppm ...
Vitex agnus-castus L., (Verbenaceae) traditional Chinese medicinal plant recommended for various inflammatory ailments, but its mechanism of anti-inflammatory action is still unclear. The present study reports the anti-inflammatory activities of various extracts and elucidate possible mechanism(s) with the quantification of flavonoids by RP-HPLC. The petroleum ether, ethyl acetate, methanol and...
The present study investigates the antioxidant, anticancer, anticholinesterase, anti-genotoxic activities and phenolic contents of flower, fruit and seed methanol extracts of Hypericum retusum AUCHER. The amounts of protocatechuic acid, catechin, caffeic acid and syringic acid in methanol extracts were determined by HPLC. Total phenolic content of H. retusum seed extract was found more than fru...
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