نتایج جستجو برای: vitro antioxidant scavenging assays

تعداد نتایج: 585303  

Journal: :Molecules 2013
Abul Hasnat Mehnaz Pervin Beong Ou Lim

In this study, the acetylcholinesterase inhibition and in vitro and in vivo antioxidant activities of Ganoderma lucidum grown on germinated brown rice (GLBR) were evaluated. In antioxidant assays in vitro, GLBR was found to have strong metal chelating activity, DPPH, ABTS, hydroxyl and superoxide radical scavenging activity. Cell-based antioxidant methods were used, including lipid peroxidation...

Journal: :journal of medicinal plants and by-products 0

the genus verbascum l. belongs to the family scrophulariaceae and includes plants that have been used widely in traditional medicine for a long time. methanolic extracts of three verbascum species from flora of iran were in vitro screened for their possible antioxidant activities by three complementary test systems, namely dpph free radical-scavenging, metal chelating activity and β-carotene/li...

2009
Jing Wang Xiaoping Yuan Baoguo Sun Yuan Tian Yanping Cao

Wheat bran was destarched and deproteinated by a-amylase, protease and amyloglucosidase successively, and further hydrolyzed using Bacillus subtilis xylanases. The yield of enzymatic hydrolysates from wheat bran (EHWB) was 1.84 %. The total phenolics were 0.3712 g of ferulic acid equivalents per gram of EHWB. The antioxidant potency of EHWB was evaluated using different assays, such as iron ion...

Journal: :International journal of clinical and experimental pathology 2014
Bo Huang Zhou Li Jihui Ai Lixia Zhu Yufeng Li Lei Jin Hanwang Zhang

This study measured the antioxidant activity of follicular fluid (FF) in infertile patients and assessed its possible correlation between ovarian stimulation and pregnancy outcomes. Samples from 191 infertile patients undergoing in vitro fertilization-embryo transfer (IVF-ET) were determined by α-diphenyl-β-picrylhydrazyl (DPPH) radical scavenging, reducing power, superoxide radical scavenging,...

Journal: :Molecules 2012
Xican Li Jian Lin Weijuan Han Wenqiong Mai Li Wang Qiang Li Miaofang Lin Mingsong Bai Lishan Zhang Dongfeng Chen

Rhizoma Atractylodes macrocephala (AM) has been used in Traditional Chinese Medicine (TCM) for about 2,000 years. In the study, we firstly determined the antioxidant levels of five AM extracts by •OH-scavenging, •O2−-scavenging, Fe2+-chelating, Cu2+-chelating, DPPH·-scavenging, and ABTS+·-scavenging assays. After measurement of the chemical contents in five AM extracts, we quantitatively analyz...

The genus Verbascum L. belongs to the family Scrophulariaceae and includes plants that have been used widely in traditional medicine for a long time. Methanolic extracts of three Verbascum species from flora of Iran were in vitro screened for their possible antioxidant activities by three complementary test systems, namely DPPH free radical-scavenging, metal chelating activity and β-carotene/li...

Journal: :مجله بین المللی زیست و زیست پزشکی 0
johnson marimuthu alias antonisamy north high ground road, palayamkottai janakiraman n north high ground road, palayamkottai murugesan s north high ground road, palayamkottai

grasses are natural homogenous group of plants and belong to the gramineae family (poaceae). the value of grasses to mankind has been recognized since the dawn of human civilization and culture of cereal grasses. in the present study, leptochloa uniflora hochst (poaceae) was subjected to antioxidant and phytochemical profiles using uv-vis, ftir and hptlc. antioxidant assays were studied using d...

Journal: :Advanced pharmaceutical bulletin 2013
Raju Asirvatham Arockiasamy Josphin Maria Christina Anita Murali

PURPOSE The aim of present in vitro studies was performed to examine the antioxidant and anticancer activities of ethanol and aqueous extracts of Drosera indica L. METHODS Different concentrations (5 - 640mcg/ml) of the ethanol (EEDI) and aqueous (AEDI) extracts of D.indica L were used in various antioxidant assay methods such as hydroxyl radicals, DPPH, super oxide radical scavenging activit...

2014
P. Nayak D. M. Kar S. Nayak

Article history: Received on: 27/07/2014 Revised on: 08/08/2014 Accepted on: 24/08/2014 Available online: 27/09/2014 The plant Hyptis is an effective medicinal herb and a well known medicinal plant in herbal world. The present study was aimed to investigate the α-amylase inhibition and antioxidant activities of chloroform fraction of H. suaveolens. Chloroform fraction of H. suaveolens was scree...

Journal: :Acta scientiarum polonorum. Technologia alimentaria 2014
Chakkere Shivamadhu Madhu Honnayakanahalli Marichenne Gowda Manukumar Puttalingaiah Basavaraju

BACKGROUND tudy describes antioxidant and anti-inflammatory properties of Sauropus androgynus leaf dialysed protein extract. Free radicals are implicated for many diseases including diabetes mellitus, arthritis, cancer, ageing etc. In the treatment of these diseases, antioxidant therapy has gained utmost importance. The main objective of the present study was to reveal the antioxidant and anti-...

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