نتایج جستجو برای: antimicrobial and antioxidant activity

تعداد نتایج: 16975846  

پایان نامه :دانشگاه آزاد اسلامی واحد کرمانشاه - پژوهشکده زبان و گویش 1393

abstract the purpose of this study is twofold: on the one hand, it is intended to see what kind of noticing-the –gap activity (teacher generated vs. learner generated) is more efficient in teaching l2 grammar in classroom language learning. on the other hand, it is an attempt to determine which approach of the noticing-the-gap- activity is more effective in the long- term retention of grammar...

2016
Ryeo-Woon Kim Sook-Young Lee Su-Gwan Kim Yu-Ri Heo Mee-Kyoung Son

PURPOSE The purpose of this study was to analyze the antimicrobial, antioxidant activity and cytotoxicity of Dendropanax morbifera Léveille extract for assessing whether Dendropanax morbifera Léveille can be used for the development of natural mouthwash and denture cleaning solution. MATERIALS AND METHODS The extract was obtained from branches of Dendropanax morbifera Léveille. The solvent fr...

Journal: :Advanced pharmaceutical bulletin 2012
Laleh Khodaie Abbas Delazar Farzaneh Lotfipour Hossein Nazemiyeh

PURPOSE This research paper presents antioxidant and antimicrobial activities of Pedicularis sibthorpii and Pedicularis wilhelmsiana which grow in Azerbaijan/Iran with claimed a lot of therapeutic effects. METHODS DPPH assay and agar well diffusion method were carried out to determine antioxidant and antimicrobial activities respectively. RESULTS Methanolic extract showed better antioxidant...

2010
Roman MeRkl Iveta HRádkoVá Vladimír FIlIp Jan ŠMIdRkal

Merkl R., Hrádková I., Filip V., Šmidrkal J. (2010): Antimicrobial and antioxidant properties of phenolic acids alkyl esters. Czech J. Food Sci., 28: 275–279. Some phenolic acids alkyl esters (methyl, ethyl, propyl, butyl and hexyl) and determine their antioxidant and antimicrobial activities were prepared. The antimicrobial activity against the tested microorganisms escherichia coli DMF 7503, ...

Background and Objectives: Aloe-vera is one of the most valuable medicinal plants in the world. The aim of this study was to evaluate the antioxidant, alpha-glucosidase inhibitory and antimicrobial properties of aloe-vera derivatives including aloe-emodin and anthraquinone.  Materials & Methods: Antioxidant activity of aloe-emodin and anthraquinone was determined using ABTS method. Antimicrobi...

The current study evaluated the general toxicity, antioxidant, antimicrobial, and cytotoxic activity of extracts obtained from the rhizomes of Eremostachys azerbaijanica (Labiatae) as well as analyzed the potent extracts using GC-MS. Extracts of E. azerbaijanica in n-hexane, dichloromethane (DCM) and methanol (MeOH) were prepared using a Soxhlet apparatus. The antioxidant activity of the extrac...

Antioxidant activities of Satureja boissieri extracts were detected by using specific in vitro techniques. Standard antioxidant compounds such as ascorbic acid, BHA (Butylated Hydroxyanisole) and BHT (Butylated Hydroxytoluene) were used to compare with the results obtained from ethanol and water extracts of the plant samples. Both extracts presented high antioxidant <span ...

2014
Virendra V. Panpatil Chetan Nimgulkar Shalini Tattari Nirmala Kota Kalpagam Polasa

Spices like turmeric, ginger, alliums are indispensable for the preparation of our daily food and are reported to possess compounds, which have varied beneficial biological effects and also prevent the microbial spoilage of food. This study evaluates the antioxidant and antimicrobial activity of spice extracts such as ginger, turmeric and garlic by 2, 2’-Diphenyl-1-picrylhydrazyl (DPPH) Radical...

2017
Bachir Raho Ghalem

The in vitro antimicrobial and antioxidant activities of the exopolysaccharide (EPS) extracted from yoghurt starter were investigated. Antimicrobial activity tests were carried out using disc diffusion methods with Escherichia coli, Staphylococcus aureus and Streptococcus D, Proteus spp and the yeast of Candida albicans. The antioxidant properties were evaluated using the test of DPPH free radi...

The in vitro antioxidant and antimicrobial activities of the essential oil and methanolic extract of Achillea sieheana Staf. (Asteraceae) were investigated in this study. The chemical composition of the essential oil isolated by hydro-distillation from the aerial parts of A. sieheana was analyzed by GC–MS. Camphor (43.36%), Artemisia ketone (25.95%), 1.8-cineole (6.29%) and camphene (4.77%) wer...

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