نتایج جستجو برای: dpph frap

تعداد نتایج: 11432  

Journal: :Antioxidants 2013
Garry Clarke Kang Nee Ting Christophe Wiart Jeffrey Fry

Extracts of plants from the Malaysian rainforest and other fragile habitats are being researched intensively for identification of beneficial biological actions, with assessment of antioxidant behavior being a common component of such assessments. A number of tests for antioxidant behavior are used, with the 2,2-diphenyl-1-picrylhydrazyl (DPPH) and ferric reduction activity potential (FRAP) ass...

Journal: :African journal of traditional, complementary, and alternative medicines : AJTCAM 2014
Haipeng Gu Xuezhu Gu Qitai Xu Wen-yi Kang

BACKGROUND A number of medicinal plants and there compounds played a major role in the treatment of hepatic disorders. They were widely used for the treatment of these disorders, and oxidant stress injury was one of the liver injury mechanisms. The present study evaluated the antioxidant activity and the hepatoprotective effect of each extracts of Phlomis maximowiczii. MATERIALS AND METHODS T...

2013
F. J. FAWOLE N. P. SAHU A. K. PAL W. S. LAKRA

The study examine the antioxidant and antimicrobial potential of the ethanolic and aqueous leaf extracts of ten selected Indian medicinal plants namely, Psidium guajava, Mangifera indica, Polyalthia longifolia, Allium cepa, Phyllanthus amarus, Thespesia populnea, Ricinus communis, Physalis angulata, Ixora coccinea, and Vinca rosea using 2, 2-Diphenyl-1-picrylhydrazyl (DPPH) scavenging assay, to...

Journal: :Molecules 2012
Taoufik Ksiksi Alaaeldin A Hamza

Acridocarpus orientalis (AO) is a traditional medicinal plant used for treatment of inflammatory diseases that may have potential in cancer treatment. In the present study, the aqueous ethanolic crude extract of Acridocarpus aerial parts obtained from Al Ain and Oman were evaluated for their antioxidant capability, polyphenolic content, anti-lipoxygenase and anti-histone deacetylase (HDAC) pr...

2014
Reza Tabaraki Negar Sadeghinejad

Herbal water is referred to the liquid obtained from the distillation of medicinal plants. Different parts of plants, such as flowers, fruits, leaves, seeds and roots have long been used to produce herbal waters. Herbal waters are used as dietary supplements and alternative medicine and are commonly used for flavoring in baking. Previous studies focused on the non-volatile constituents of herbs...

Ali Asghar Hatamnia Hatamnia Khoshnood Nourollahi Parviz Malekzadeh,

The objective of this study was to evaluate total phenolic content and antioxidant activity of leaf and different parts of fruit (hull, shell, and kernel) of Bene in Ilam province. Total phenolic content was determined with the Folin- Ciocalteu Reagent (FCR); antioxidant activity of methanolic extracts were examined by DPPH (2,2diphenyl- 1- picrylhydrazyl), FRAP (ferric reducing antioxidant pow...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده علوم 1390

در این کار اثرهای فیتوشیمیایی و ضد میکروبی گیاه سمنویا سوفروتیکوزا متعلق به خانواده چتریان بررسی شد. آماده سازی نمونه به روش خاکسترسازی خشک برای معدنی کردن این گیاه استفاده شد. عناصر معدنی شامل پتاسیم، کلسیم، منیزیم، آهن، منگنز، سدیم و کروم توسط روش اسپکتروسکوپی جذب اتمی تعیین شدند. غلظت این عناصر برای کلسیم و پتاسیم بیشتر از یک درصد بدست آمد. استخراج اسانس از بخشهای هوایی این گیاه با دستگاه کل...

Journal: :Acta Scientiarum-agronomy 2021

The present study was carried out to evaluate the antioxidant activity of and content bioactive compounds in camu-camu fruits harvested at different maturation stages stored. were municipality Cantá, Roraima State, Brazil. experimental design completely randomized, with three replications, a factorial arrangement consisting (immature, semi-mature mature) eight days storage (3 x 8). analysed eve...

Journal: :Kocatepe Veterinary Journal 2022

Bu çalışmada, bal arısı kovanı ürünlerinden olan bal, arı ekmeği, poleni ve erkek larvası (apilarnil)'in toplam fenolik (TPC) flavonoid (TFC) profilleri ortaya konuldu. Bunun yanı sıra söz konusu örneklerin antioksidan aktiviteleri, 2,2′-azinobis (3-ethylbenzothiazolin)-6-sulfphonate (ABTS) assay ferric reducing antioxidant power (FRAP) 1,1-diphenyl-2-picrylhydrazy (DPPH) metotları kullanılarak...

Journal: :research in pharmaceutical sciences 0
ahmad movahedian behzad zolfaghari mehrzad mirshekari

antioxidant activity of peucedanum pastinacifolium boiss. & hausskn aerial part hydroalcoholic extract (hae) and polyphenolic extract (ppe) as well as their total phenolic and flavonoid contents were studied. phenolic and flavonoid contents were respectively estimated as gallic acid and quercetin equivalents. the in vitro antioxidant activity of two extracts of p. pastinacifolium were evaluated...

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