نتایج جستجو برای: ferric reducing antioxidant power assay

تعداد نتایج: 1018455  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده مرتع و آبخیزداری و شیلات و محیط زیست 1391

جهت بهینه سازی شرایط تولید پروتئین هیدرولیز شده (شامل نسبت آنزیم به سوبسترا، دما و زمان) به منظور دستیابی به بالاترین خواص آنتی اکسیدانی، مینس تهیه شده از ضایعات میگوی ببری سبز (penaeus semisulcatus) پس از تعیین درصد پروتئین آن (13%، بر اساس وزن تر) با استفاده از دو پروتئاز تجاری آلکالاز و فلاورزایم بر اساس 18 تیمار تعیین شده با طرح آزمایشات سطح پاسخ برای هر آنزیم، هیدرولیز شده و با خشک کن انجم...

2014
Mayron Alves Vasconcelos Francisco Vassiliepe Sousa Arruda Daniel Barroso de Alencar Silvana Saker-Sampaio Maria Rose Jane Ribeiro Albuquerque Hélcio Silva Dos Santos Paulo Nogueira Bandeira Otília Deusdênia Loiola Pessoa Benildo Sousa Cavada Mariana Henriques Maria Olivia Pereira Edson Holanda Teixeira

This study evaluated the effect of derriobtusone A, a flavonoid isolated from Lonchocarpus obtusus, on two important pathogenic bacteria, Staphylococcus aureus and Escherichia coli, as well as its antioxidant activity and toxicity. Planktonic growth assays were performed, and the inhibition of biofilm formation was evaluated. In addition, antioxidant activity was assessed by DPPH radical scaven...

2013
Nattha Jariyapamornkoon Sirintorn Yibchok-anun Sirichai Adisakwattana

BACKGROUND The objective of the present study was to determine the phytochemical content and the protective effect of red grape skin extract (RGSE) against fructose-mediated protein oxidation. In addition, RGSE was screened for its potential as an antioxidant using various in vitro models. METHODS Antioxidant activity was measured by 2,2-diphenyl-1-picrylhydrazyl (DPPH), hydroxyl radical scav...

Journal: :Iranian journal of kidney diseases 2010
Hamid Tayyebi-Khosroshahi Jalil Houshyar Ali Tabrizi Amir-Mansour Vatankhah Neda Razzagi Zonouz Reza Dehghan-Hesari

INTRODUCTION. Oxidative stress in patients with chronic kidney failure, particularly in hemodialysis patients, has been suggested to have a major role in the pathogenesis of atherosclerosis. We evaluated omega-3 fatty acids supplementation effects on oxidative and antioxidant factors in hemodialysis patients. MATERIALS AND METHODS. In a clinical trial, patients on hemodialysis were divided into...

AbstractFerulago angulata Boiss. known in Iran as Chavir, has some bioactive compounds having antioxidant activity. Because of its antioxidant activities, it sounded Chavir extract can be a good candidate for finding chemopreventive agents having inductive apoptosis properties on cancer cells. In this study, the cytotoxic effects and proapoptotic activities of Chavir’s leaf and flower extracts ...

2011
Nayan R. Bhalodia

This study was intentional to assess the antioxidant activity of drugs viz hydro alcohol stem extract of Cassia fistula Linn. (Family: Leguminosae) is also known as Aragvadha. The primary Phytochemical study and in vitro antioxidant study was performed on hydro alcoholic extract of shade dried stem. Modern Phytochemical screening of the plant has shown the presence of phenolic compounds, fatty ...

Journal: :IOP conference series 2022

Abstract Sea cucumber was a marine invertebrate from class Holothuroidea and phylum Echinoderm that possessed various bioactive compounds. This study aimed to estimate the antioxidant properties of sea cucumbers evaluate their ability. Ferric Reducing Antioxidant Power (FRAP) Cupric Capacity (CUPRAC) assay estimated cucumbers, for control, ascorbic acid Trolox were used. The samples dried Holot...

Journal: :iranian journal of radiation research 0
m. heidarieh agricultural, medical and industrial research school, karaj, iran a. borzouei agricultural, medical and industrial research school, karaj, iran s. rajabifar agricultural, medical and industrial research school, karaj, iran f. ziaie agricultural, medical and industrial research school, karaj, iran sh. shafiei departments of clinical science, faculty of veterinary medicine, university of tehran, tehran, iran

background: the approaches chosen for control of outbreaks of infectious diseases in aquatic farming industry include improvement of environmental conditions, stocking of specific pathogen free (spf) brood stockings, and application of vaccines and immunostimulants. despite numerous studies on the effects of ergosan on immune system of aquatic animals, there is no data available on antioxidant ...

Journal: :Foods 2021

There is an increased interest and need to make our economy more circular diets healthier sustainable. One way achieve this develop upcycled foods that contain food industry by-products in their formulation. In context, the aim of study was muffins containing sunflower flour (a by-product from oil industry) assess effects addition on fibre, protein, amino acid, mineral content, antioxidant acti...

2012
A Ayeleso O Oguntibeju N Brooks

Methods Male wistar rats were randomly divided into three groups. Group 1 (n=5) received no supplementation and served as the control while group 2 (n=6) and 3 (n=6) received 2ml and 4ml red palm oil (RPO), respectively. Plasma total polyphenols, plasma antioxidant capacity [i. e. oxygen radical absorbance capacity (ORAC)], ferric reducing antioxidant power (FRAP) as well as levels of antioxida...

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