نتایج جستجو برای: Antioxidant

تعداد نتایج: 93396  

2013

Three variations of tomato fudge were prepared using tomato powder at different proportions with sugar, whole milk and honey and evaluated for sensory quality, antioxidant activity, microbial count and consumer acceptability. It was observed that the fudge prepared by using 1-3 g of tomato powder were having higher sensory scores while antioxidant activity was found highest in fudge having 5 g ...

2016
Anuradha B. Patil Annasaheb Patil Sangeeta Shah Mahantesh Patil

Citrullinated synovial antigens and the antibodies produced against them play a important role in the path physiology of RA[1]. Anti-CCP antibody positivity seems to be associated with increased synovial fluid oxidant activity (increased MDA and MPO levels) in patients with RA[2]. Excessive free radical production rather than impaired antioxidant enzymes activity due to autoantibody inhibition ...

Journal: :Chemical & pharmaceutical bulletin 2000
R Gonda T Takeda T Akiyama

Five new xanthones, 1,3,6-trihydroxy-5-methoxy-4-prenylxanthone (1), 1,3,5-trihydroxy-6-methoxy-2-prenylxanthone (2), 1,3,5-trihydroxy-4-(3-hydroxy-3-methylbutyl) xanthone (3), 1,3,6-trihydroxy-4-prenylxanthone (4), 3,6-dihydroxy-1,5-dimethoxyxanthone (5) and one new flavonoid, 3,5,7,4'-tetrahydroxy-2'-methoxyflavone (6) along with seven known xanthones and seven known flavonoids were isolated ...

Journal: :iranian red crescent medical journal 0
mahmoud rafieian-kopaei medical plants research center, shahrekord university of medical sciences, sharekord, ir iran; medical plants research center, shahrekord university of medical sciences, sharekord, ir iran. tel: +98-9131811842, fax: +98-3813330709

Journal: :Molecules 2008
Zhi Ping Ruan Liang Liang Zhang Yi Ming Lin

The antioxidant activity of Syzygium cumini leaf extracts was investigated using the 2,2-diphenyl-1-picrylhydrazyl (DPPH) free radical-scavenging and ferric-reducing antioxidant power (FRAP) assays. The methanolic extract and its four water, ethyl acetate, chloroform, and n-hexane fractions were prepared and subjected to antioxidant evaluation. The results showed that the ethyl acetate fraction...

2014
N. Sharief Mohammad Satya Veni Maheswara Rao

Antioxidant activity of Avicenni marina L and Avicennia officinalis L fruit extracts in ethyl acetate, acetone, methanol and ethanol were studied by ABTS, CrO5 and FRAP method. All the extracts possessed significant amount of the antioxidant activity, extracts in methanol and ethanol was demonstrated convincingly higher antioxidant activity by all the three methods. Whereas, the ethyl acetate e...

Journal: :iranian biomedical journal 0
صغری مهری soghra mehri حامد ویس کرمی hamed veis karami فائزه وحدتی حسنی faezeh vahdati hassani حسین حسین زاده hossein hosseinzadeh

background: acrylamide (acr) is a well-known industrial toxic chemical that produces neurotoxicity, which is characterized by progressive central and peripheral neuronal degeneration. chrysin is a natural, biologically active flavonoid compound, which is commonly found in many plants. the antioxidant and neuroprotective properties of chrysin have been demonstrated. methods: in this study, the p...

Journal: :polyolefins journal 0
nikoo karami department of polymer engineering, south tehran branch, islamic azad university, tehran, iran reza jahanmardi department of polymer engineering, science and research branch, islamic azad university, tehran, iran

the present work is aimed to find a new and efficient type of antioxidants for polypropylene. hence, effects of 3,3-bis(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-2-benzofuran-1-one, generally known as thymolphthalein, on thermo-oxidative stability of polypropylene in solid and melt states were evaluated and compared with those of songnox 1010, an efficient commercially used antioxidant for the po...

Journal: :journal of agricultural science and technology 2014
l. dong z. hao z. li j. zhu q. wang

welsh onion (allium fistulosum l.) is one of the important vegetable crops in china. however, the seeds of this crop are short-lived and their vitality tends to be easily lost in the course of storage. the present study was conducted to elucidate the effects of welsh onion seed priming with potassium nitrate (kno3) on seed vigor and on other such related mechanisms during twelve months of stora...

Journal: :iranian journal of applied animal science 2013
a.k. bansal

antioxidant are the agents which dispose / scavenge the reactive oxygen species, minimize the oxidative stress / lipid peroxidation and ultimately improve the fertilizing potential of the spermatozoa. currently, many antioxidants are under investigation and manganese is one of them in reducing the oxidative stress both in male and female. the antioxidative action of manganese (mn2+) on various ...

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