نتایج جستجو برای: free radical scavenging

تعداد نتایج: 591121  

H. Shivakumar, Prakash Patil, Siddhartha Pal, T. Prakash,

To investigate the ulcer protective and antisecretory properties of the methanolic extract of Butea monosperma (BM) bark with relation to antioxidant studies. The study was done on male albino rats.   Gastric ulcers were induced by Aspirin, Alcohol and Pylorous ligation. Lansoprazole was used as the standard drug for comparison. The free radical scavenging potential of the bark of BM ...

2011
Ki Sung Kang Noriko Yamabe Hyun Young Kim Takako Yokozawa

The root of ginseng, Panax ginseng, has been heat-processed to improve its medicinal efficacy in Korea. Ginsenosides have been regarded as the main active components responsible for the pharmacological activities of ginseng. Although the Maillard reaction is known as a major source of compounds related to enhanced antioxidant activity by heat treatment in various crude drugs or foods, the chemi...

2011
D. Sophia P. Ragavendran C. Arulraj V. K. Gopalakrishnan

The free radical scavenging activities of n-hexane extract of the whole plant of Emilia sonchifolia was evaluated by employing various in vitro assay systems like DPPH radical scavenging activity, superoxide radical scavenging activity and hydrogen peroxide scavenging activity with IC50 values 180, 160 and 160 μg/ml respectively. The results of the study indicate that the n-hexane extract of th...

2016
K. G. KRIPA D. CHAMUNDEESWARI

Lamiaceae herbs known for their culinary properties are a rich source of potentially health-beneficial antioxidant polyphenols. The objective of this investigation was to evaluate and prove the in vitro antioxidant activity of five different extracts of aerial parts of the plant Leucas aspera, belonging to the family Lamiaceae on different models namely the DPPH free radical scavenging assay, F...

2014
SHILPA SHARMA

Oxidative stress leads to formation of free radicals, reactive oxygen species and nitrogen species, which leads to numerous pathophysiological disorders. The present study is aimed to evaluate the free radical scavenging potential of flowers of Gomphrena globosa. The extracts from the flowers of Gomphrena globosa were prepared in solvents viz. methanol, ethanol and butanol. Spectrophotmetric an...

Journal: :Indian journal of experimental biology 2005
Milind S Bagul Niranjan S Kanaki M Rajani

Two polyherbal formulations of Ayurveda viz., Chandraprabha Vati and Maha yogaraja Guggulu were evaluated for their free radical scavenging properties. Methanolic extracts of the formulations were studied in four different in vitro and ex vivo models. Total phenolic content of Chandraprabha Vati and Maha yogaraja Guggulu was found to be 5.24% and 10.74% respectively. Methanolic extracts of the ...

2014
Mukesh Kumar Mukesh Kumar Meena Neelam Singh Vidya Patni

Plants are a potential source of natural antioxidants. Antioxidants protect from the potentially damaging oxidative stress, which is a result of an imbalance between the formation of ROS (Reactive oxygen species) and the body antioxidant defense. The present study was directed to investigate the antioxidant activity of methanolic extract of different plant parts of Cocculus hirsutus. The antiox...

2011
Leelavinothan Pari Kasinathan Amudha

The aim of the study was to evaluate the circulating antioxidant such as vitamin C, vitamin E and GSH in nickel (Ni) induced toxicity in rats and in vitro free radical scavenging assay. In this investigation nickel sulfate (20 mg/kg body weight (b.w.) was administered intraperitoneally (i.p.) for 20 days to induce toxicity. Naringin was administered orally (80 mg/kg body weight) for 20 days wit...

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