نتایج جستجو برای: plant antioxidant

تعداد نتایج: 476842  

Journal: :Acta poloniae pharmaceutica 2008
Abiodun Falodun Emmanuel E I Irabor

The flower pigment of Calliandria suninamensis is used folklorically as a colorant and a dye. The crude powdered sample and methanolic extract of the plant were subjected to phytochemical, proximate analysis and antioxidant activities. Parameters like moisture content, ash values and extractive values were determined. The methanolic extract was evaluated for its antioxidant/free radical scaveng...

2013
Duraisamy Gomathi Ganesan Ravikumar Manokaran Kalaiselvi Kanakasabapathi Devaki Chandrasekar Uma

AIM Diabetes mellitus (DM), a leading non communicable disease with multiple etiologies is considered as third greatest cause of death in all over the world. During DM, persistent hyperglycemia causes an increased production of free radicals via auto oxidation of glucose and non-enzymatic protein glycation which may lead to disruption of cellular functions and oxidative damage to membranes. The...

2017
Fei He Min Sheng Ming Tang

Arbuscular mycorrhizal (AM) fungi colonize roots improving plant water status and tolerance to drought. However, it is not clear whether the presence of AM would affect the photosynthesis and antioxidant gene-enzymes response, which help to alleviate drought stress of the host plant. Here, pot experiments were performed to investigate the effects of Rhizophagus irregularis, an AM fungus, on the...

2002
Réka Szôllôsi Ilona Szôllôsi Varga

Medicinal plants have a lot of type antioxidants, mostly polyphenols, flavonoids which exhibit high antioxidant activity (Rice-Evans et al. 1995). The intake of antioxidants present in food is an important health-protecting factor. Herbal compounds known by ancient medicine are of growing interest in the domain of prevention of diseases. The FRAP assay (ferric reducing ability of plasma), a sim...

2016
Fuad Al-Rimawi Suzi Rishmawi Sharehan H Ariqat Mahmoud F Khalid Ismail Warad Zaidoun Salah

Tragopogon porrifolius, commonly referred to as white salsify, is an edible herb used in folk medicine to treat cancer. Samples of Tragopogon porrifolius plant grown wild in Palestine were extracted with different solvents: water, 80% ethanol, and 100% ethanol. The extracts were analyzed for their total phenolic content (TPC), total flavonoid content (TFC), and antioxidant activity (AA). Four d...

2012
Mohsen akbari

I. SUMMARY Plants are used medicinally in different countries and are a source of many potent and powerful drugs. Fenugreek is an medicinal plant that use in disease some therapy. Natural products have been a major source of new drugs [1]. Medicinal plants are used by 80% of the world population as the only available medicines especially in developing countries [2]. Fenugreek is one of the olde...

2015
Salma Akter Sumi Nripendra Nath Biswas Md. Khirul Islam Md. Khadem Ali

Purpose: To investigate potential analgesic and antioxidant properties in the ethanolic root extract of Clerodendrum viscosum Vent. Methods: Phytochemical analysis of the ethanolic root extract was evaluated using standard procedure. Analgesic activity test was carried out by acetic acid induced writhing in mice model. The antioxidant property of the plant extract was assessed by DPPH (1, 1-dip...

2013
Abdul Motaleb Bhuiya

Antioxidants lavishly present in many natural source attributed their capability of slowing or preventing the oxidation of other molecules, helpful in the prevention of many age-related diseases and promotion of health. This study is designed to evaluate the antioxidant properties of the methanolic leaf extracts of Abroma augusta. After collection, drying, grinding and extraction, final extract...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...

2012
Salimeh Amidi Faraz Mojab Abdolmajid Bayandori Moghaddam Kimia Tabib Farzad Kobarfard

Clinical and Epidemiological studies have shown that a diet rich in fruits and vegetables is associated with a decreased risk of cardiovascular diseases, cancers and other related disorders. These beneficial health effects have been attributed in part to the presence of antioxidants in dietary plants. Therefore screening for antioxidant properties of plant extracts has been one of the interests...

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