نتایج جستجو برای: folin ciocalteu method

تعداد نتایج: 1630675  

2011
ASHISH SETHI R. A. SHARMA

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...

2012
D. BENEDEC L. VLASE D. HANGANU I. ONIGA

This study sought to carry out a screening of the polyphenols from the aerial parts of four samples of Ocimum basilicum. HPLC-MS method was used to investigate the presence of phenolic compounds in the studied samples; caftaric, cafeic, chlorogenic, p-coumaric acids and rutin were identified. The total polyphenolic content was determined by using the Folin-Ciocalteu reagent, the flavonoid and t...

2017
Emel Sönmez Yavuz Bülent Köse

Background: Ajuga species are anthelmintic, diuretic, antifungal, and antimycobacterial agents.Lamiaceae members Ajuga postii Briq. and Ajuga relicta P.H.Davis are local endemic species of Turkey. Aim: To give information about the total phenolic contents and antioxidant activities of the species. Methods: The total phenolic contents of the extracts have been quantified with Folin Ciocalteu col...

Journal: :Journal of agricultural and food chemistry 2015
Jia-Yan Zhang Xiang Xiao Ying Dong Jing Wu Fang Yao Xing-Hua Zhou

This study aimed to evaluate the anticarcinogenic activities of aqueous extract of fermented wheat germ with Lactobacillus plantarum dy-1 (LFWGE). The anticarcinogenic activities, including antiproliferative effects and the induction of apoptosis, were studied in human HT-29 colon cancer cells. The 2,6-dimethoxybenzoquinone and total phenol contents in LFWGE were determined by HPLC and the Foli...

2008
Ya-Chi Lee Ai Mey CHuaH Tomoko yamaguCHi Hitoshi takamura Teruyoshi matoba

Traditional Chinese medicinal herbs have been used for thousands of years to treat numerous ailments. In recent years, these herbs have been the focus of attention due to their medicinal and pharmacological benefi ts. In the present study, 25 types of herbs commonly used in Chinese medicinal culinary diets were quantitatively investigated for their various antioxidant activities. Using the 1,1-...

2012
Semih Otles Buket Yalcin

Types of nettles (Urtica dioica) were collected from different regions to analyze phenolic compounds in this research. Nettles are specially grown in the coastal part. According to this kind of properties, nettle samples were collected from coastal part of (Mediterranean, Aegean, Black sea, and Marmara) Turkey. Phenolic profile, total phenol compounds, and antioxidant activities of nettle sampl...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2001
T Kujala J Loponen K Pihlaja

The extraction of red beetroot (Beta vulgaris) peel betalains and phenolics was compared with two extraction methods and solvents. The content of total phenolics in the extracts was determined according to a modification of the Folin-Ciocalteu method and expressed as gallic acid equivalents (GAE). The profiles of extracts were analysed by high-performance liquid chromatography (HPLC). The compo...

2015
Racquel Barcelo

This study identified the secondary metabolites present and determined the antioxidant activity of 31 edible wild fruits grown in Benguet province, Cordillera Administrative Region, Philippines. Total polyphenol and flavonoid content were estimated using Folin-Ciocalteu and aluminium chloride method respectively. Antioxidant activity was measured through diphenyl-1-picrylhydrazyl assay. Based o...

Journal: :Molecules 2013
Andressa Blainski Gisely Cristiny Lopes João Carlos Palazzo de Mello

Limonium brasiliense is a common plant on the southern coast of Brazil. The roots are traditionally used for treatment of premenstrual syndrome, menstrual disturbances and genito-urinary infections. Pharmaceutical preparations obtained from its roots and used for these purposes were marketed in Brazil in the 1980s and 1990s. Currently, the Brazilian Drug Agency (National Health Surveillance Age...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید