determination of phytochemicals and antioxidant activity of

Phytochemical analysis, antibacterial and antioxidant ...

2018-11-18 · Phytochemical analysis, antibacterial and antioxidant activity determination of Ocimum sanctum. Pharm Pharmacol Int J. 2018;6(6):490‒497. DOI: 10.15406/ppij.2018.06.00223 Results of antibacterial activity Result for the Well Diffusion Test. Table 3 indicates the zone of inhibition in mm. In present antibacterial study, two different extracts

SCREENING OF PHYTOCHEMICALS AND …

antioxidant activity (78.81% inhibitio n in 200µg/ml) with increase in concentration. The heat extraction method showed the maximum of 77.62% inhibition in 200µg/ml concentration

Determination of phytochemicals, antioxidant activity and ...

2015-7-15 · Determination of bioactive and potentially toxic constituents and antioxidant activity of A. paniculata extracts are necessary for evaluation of this herb as dietary supplements component. Besides that, to the best of our knowledge there is a lack of data on phytochemicals content and antioxidant activity of AP.

Determination of phytochemicals and antioxidant activity of …

Determination of phytochemicals and antioxidant activity of methanol extracts obtained from the fruit and leaves of Tunisian Lycium intricatum Boiss Food Chem . 2015 May 1;174:577-84. doi: 10.1016/j.foodchem.2014.11.114.

(PDF) Methods for Determining the Antioxidant Activity: A ...

2014-3-19 · for total antioxidants activity determination. A. Review, Biochemistry and Analytical Bi-ochemistry, 1: 1-10. ... The health benefit of antioxidant phytochemicals is an indisputable question ...

Evaluation of Phytochemicals and Antioxidant Activity of ...

Method: Antioxidant activity of different extracts from Ginkgo biloba grown in Turkey was evaluated by β-carotene-linoleic acid model system, 2,2-diphenyl-1-picrylhydrazyl (DPPH) analysis and inhibition of H 2 O 2. Total phenolic and flavonoid contents of the extracts were determined by Folin-Ciocalteu and flavonoid-aluminium chelating method.

Determination of Antioxidant Activity of Caffeic Acid and ...

2016-11-13 · Determination of Antioxidant Activity of Caffeic Acid and p-Coumaric Acid by Using Electrochemical and ... the oxidation mechanism of phytochemicals. Different spectrophotometric assays as ABTS, DPPH, ... The antioxidant activity of hydroxycinnamic acids was investigated using the ABTS•+ method.

Phytochemical determination, Antioxidant properties …

2021-9-9 · Phytochemical determination, Antioxidant properties and Antibacterial activity of Ethanol extract of Artemisia vulgaris Uma Velusamy1 and Dr. Karupiah Jeyaprakash2* 1Department of Biochemistry, Queen Mary'' college, Chennai 600006, Tamilnadu, India. 2PG & Research Department of Biochemistry, Rajah Serfoji Government College (Autonomous),

Phytochemicals accumulation and antioxidant activity in ...

2016-9-30 · Determination of antioxidant activity. Antioxidant capacity of sample extracts was determined by FRAP (ferric reducing-antioxidant power) and DPPH (2,2-diphenyl-1-picrylhydrazyl) assays. FRAP assay. Briefly, an aliquot of sample extracts (10 μL) was added to 30 μL of water and 300 μL freshly prepared of FRAP reagent.

Research Article Phytochemicals Content, Antioxidant ...

2019-7-31 · Phytochemicals Content, Antioxidant Activity and Acetylcholinesterase Inhibition Properties of Indigenous Garcinia parvifolia Fruit SitiHawaAliHassan, 1 JeffreyR y, 2 andMohdFadzellyAbuBakar 1 Institute for Tropical Biology and Conservation, Universiti Malaysia Sabah, Jalan UMS, Kota Kinabalu, Sabah, Malaysia

Phytochemicals Content, Antioxidant Activity and ...

2016-9-2 · The mixture was then centrifuged at 1400 ×g for 20 min and the supernatant decanted into a 15 mL vial. The pellet was reextracted under identical conditions. Supernatant was combined and used for experiments on determination of phytochemicals content, antioxidant activity, and acetylcholinesterase inhibition. 2.3.

Characterization of Phytochemicals and Antioxidant ...

2019-7-4 · showed that in addition to the phytochemicals commonly known for tomatoes, cultivars such as Lemon Boy Hybrid had a unique composition of phenolics. Cultivar Cuban Yellow Grape showed the highest total phenolic content at 7.12 mg GAE/g DW, and exhibited the highest antioxidant activities from all three chemical-based antioxidant assays.

A COMPARITIVE STUDY OF PHYTOCHEMICALS AND …

Determination of reducing power: The reducing power of all the three acetone extracts was evaluated according to the method of Oyaizu 12. Antioxidant activity by DPPH method: 2, 2-Diphenyl -1- picrylhydrazyl radical (DPPH.) was used as a stable radical for assessing antioxidant activity as described by Blios 13.

Determination of phytochemicals and antioxidant activity ...

2015-5-1 · Determination of phytochemicals and antioxidant activity of methanol extracts obtained from the fruit and leaves of Tunisian Lycium intricatum Boiss. Author links open overlay panel Boulila Abdennacer a Mattoussi Karim a M''rabet Yassine a Rokbeni Nesrine a Dhouioui Mouna a Boussaid Mohamed b

Determination of Phytochemicals and Antioxidant Activity ...

Determination of Phytochemicals and Antioxidant Activity in Butterhead Lettuce Related to Leaf Age and Position. Gabriela Elena Viacava. ... Outermost leaves accumulate more phenolics and present more antioxidant activity as determined by 2,2‐diphenyl‐1‐picrylhydrazyl (DPPH) and trolox‐equivalent antioxidant capacity methods. ...

Estimation of phytochemicals and antioxidant activity of ...

The antioxidant activity varied from 74.27% to 98.77%, and the methanol extract of M. glabra showed the highest antioxidant activity (98.77%; inhibitory concentration, IC(50) = 262.46 μg/ml). Methanol was found to be a better solvent than acetone and aqueous for estimating the antioxidant activity.

Determination of phytochemicals, antioxidant activity and ...

Antioxidant activity, total phenolics content and selected phytochemicals (alkaloids and andrographolides) were determined in Andrographis paniculata and in dietary supplements containing this plant. Antioxidant activity was measured by FRAP, CUPRAC and DPPH procedures and ranged from 503.36 to 6164.09 μmol TE/100 g d.m. depending on methods, …

Phytochemical, Antioxidant Activity and Determination …

2020-4-19 · work was performed to investigate various phytochemicals present, antioxidant activity, antimicrobial activity of leaves of 5 different Jackfruit sp. Molecular characterization was also performed using 2 arbitary primers in orderr to understand the diversity among the various Jackfruit sp 2. Materials and Method 2.1 Sample Collection

DETERMINATION OF PHYTOCHEMICALS, ANTIOXIDANT …

determination of phytochemicals, antioxidant activity and biochemical composition of chinese mugwort (artemisia argyi l.) leaf extract from northeast china December 2019 Applied Ecology and ...

Determination of phytochemicals and antioxidant activity ...

Determination of phytochemicals and antioxidant activity of methanol extracts obtained from the fruit and leaves of Tunisian Lycium intricatum Boiss May 2015 Food Chemistry 174:577–584

Characterization of phytochemicals and validation of ...

2021-3-13 · Low antioxidant potential (DPPH radical scavenging, metal ion chelation, reducing power, phosphomolybdate assay and NO radical scavenging activity) (Fig. 3a–c, 4a, b and Table 2) of Shakti drop is might be due to its liquid solution state in which the phytochemicals …

Antioxidant activity, total phenols and phytochemical ...

2019-2-22 · The total antioxidant (free radical scavenging) activity of fruits is mainly attributed to the additive and synergistic effects of inherent phytochemicals notably, the phenolic compounds (Liu, 2003; Cartea et al., 2011). In addition to their antioxidant activity, phytochemicals also impart other peculiar beneficial

Evaluation of phytochemicals and antioxidant activity of ...

Radical scavenging activity is the method in which the color of the DPPH solution changing from purple to yellow as an indicator of antioxidant activity by radical quenching (Karagözler et al., 2008 KARAGÖZLER, A.A., ERDAĞ, B., EMEK, Y.C. and UYGUN, D.A., 2008. Antioxidant activity and proline content of leaf extracts from Dorystoechas hastata.

Phytochemical and Antioxidant activity of aqueous extract ...

The study aimed to investigate phytochemical constituents and antioxidant capacity of aqueous extract of Drypetes seperia fruit pulp to testify its ethnobotanical claim.Quantification of phytochemicals, Total Phenolic Content (TPC), Total Flavonoid Content (TFC) and Antioxidant capacity determination was done by DPPH and ABTS assay.

Evaluation of Phytochemicals and Antioxidant Activity of ...

Phytochemicals and antioxidant activity of gamma irradiated quinoa Braz. J. Biol., 2021, vol. 81, no. 3 pp.806-813 807/813 807 and phenolic acids). Moreover, 2. Material and Methodsquinoa seeds are an excellent ingredient in healthy and tasty foods. The easy digestibility of quinoa seeds and gluten-free are attributed

Determination of phytochemicals, antioxidant activity and ...

Antioxidant activity, total phenolics content and selected phytochemicals (alkaloids and andrographolides) were determined in Andrographis paniculata and in dietary supplements containing this plant. Antioxidant activity was measured by FRAP, CUPRAC and DPPH procedures and ranged from 503.36 to 6164 …

Phytochemicals and antioxidant activity in four varieties ...

2019-9-3 · Head cabbage (Brassica oleracea var. capitata) is a cruciferous leafy vegetable consumed commonly in China. It has been suggested that diets rich in cabbages play an important role in disease prevention. The phytochemicals as well as antioxidant activity of four typical varieties of head cabbages in China were systematically investigated.

Phytochemicals and Antioxidant Activity Investigation of ...

2020-8-13 · Investigation of antioxidant activity In vitro antioxidant activity of Butea monosperma Lam. leaves ethanol extract was investigated by using DPPH assay method. The dose response curve of DPPH for ethanol extract of Butea monosperma Lam. leaves was correlated with reference ascorbic acid as a standard (Fig.1). The antioxidant activity of the ...

Comparative determination of phytochemicals and ...

2015-10-30 · Antioxidant activity, polyphenolic compounds contents, reducing potential and lipid peroxidation activities from extracts of Sapindus mukorossi Gaertn. were evaluated by different assays. Ethanolic, methanolic and aqueous extract of leaf and fruit''s pericarp were used for above assay through standard method.