نتایج جستجو برای: 1987 acr

تعداد نتایج: 40279  

2011
Andrew Filer Paola de Pablo Gina Allen Peter Nightingale Alison Jordan Paresh Jobanputra Simon Bowman Christopher D Buckley Karim Raza

OBJECTIVES Early therapy improves outcomes in rheumatoid arthritis (RA). It is therefore important to improve predictive algorithms for RA in early disease. This study evaluated musculoskeletal ultrasound, a sensitive tool for the detection of synovitis and erosions, as a predictor of outcome in very early synovitis. METHODS 58 patients with clinically apparent synovitis of at least one joint...

Alireza Nezami, Gholamreza Karimi, Mostafa Kianfar, Soghra Mehri,

Introduction: Acrylamide (ACR) known as a neurotoxic agent in human and animals. Previous studies have been shown; fasudil improves neurological deficit and neuronal damage. In this study, the effect of fasudil, potent Rho-kinase inhibitor, on ACR-induced cytotoxicity was evaluated using PC12 cells as a suitable in vitro model. Materials and Methods: PC12 cells were exposed to different concent...

Journal: :jundishapur journal of natural pharmaceutical products 0
elahe esmaeelpanah school of pharmacy, mashhad university of medical sciences, mashhad, ir iran alireza rahmatkhah school of pharmacy, mashhad university of medical sciences, mashhad, ir iran narges poormahmood school of pharmacy, mashhad university of medical sciences, mashhad, ir iran bibi marjan razavi targeted drug delivery research center, department of pharmacodynamy and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran faezeh vahdati hasani school of pharmacy, mashhad university of medical sciences, mashhad, ir iran hossein hosseinzadeh pharmaceutical research center, department of pharmacodynamy and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran; pharmaceutical research center, department of pharmacodynamy and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran. tel: +98-5118819042

conclusions as green tea is an essential source of antioxidants such as flavonoids, suppression of reactive oxygen species (ros) generation may be in part considered as the neuroprotective mechanism on acr induced neurotoxicity. background acrylamide (acr) monomer is an effective neurotoxicant, which damages the central and peripheral nervous systems in humans and animals. green tea, an infusio...

Journal: :jundishapur journal of natural pharmaceutical products 0
soghra mehri pharmaceutical research center, department of pharmacodynamics and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran; neurocognitive research center, mashhad university of medical sciences, mashhad, ir iran qutaiba dadesh school of pharmacy, mashhad university of medical sciences, mashhad, ir iran jamshid tabeshpour school of pharmacy, mashhad university of medical sciences, mashhad, ir iran faezeh vahdati hassani school of pharmacy, mashhad university of medical sciences, mashhad, ir iran gholamreza karimi medical toxicology research center, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran hossein hosseinzadeh pharmaceutical research center, department of pharmacodynamics and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran; pharmaceutical research center, department of pharmacodynamics and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran. tel: +98-5138819042, fax: +98-5138823251

conclusions with regard to the potent antioxidant properties of silymarin, the neuroprotective effects of this natural compound suggested in the current study may in part be mediated through inhibition of oxidative stress. results exposure to acr reduced cell viability in pc12 cells. pre-treatment of cells with silymarin (100 µm) significantly reduced acr-induced toxicity. in addition, administ...

Faezeh Vahdati Hassani, Hamed Veis Karami, Hossein Hosseinzadeh, Soghra Mehri,

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 ...

Alireza Khooei Hossein Hosseinzadeh, Khalil Abnous Seyed Hadi Mousavi, Soghra Mehri Vahideh Motamed Shariaty

Objective(s):Acrylamide (ACR) has many applications in different industries. ACR damages the central and the peripheral nervous system in human and animals. Importance of ACR-induced neurotoxicity encouraged researchers to find both different mechanisms involved in ACR neurotoxicity and potent neuroprotective agents. Therefore, this study was designed to investigate the protective effect of cro...

Journal: :iranian journal of basic medical sciences 0
soghra mehri pharmaceutical research center, department of pharmacodynamics and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, iran mehran shahi school of pharmacy, mashhad university of medical sciences, mashhad, ira bibi marjan razavi targeted drug delivery research center, department of pharmacodynamics and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, iran faezeh vahdati hassani school of pharmacy, mashhad university of medical sciences, mashhad, iran hossein hosseinzadeh pharmaceutical research center, department of pharmacodynamics and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, iran

objective(s):acrylamide (acr) has broad applications in different industries. it also forms in food during heating process. oxidative stress has a critical role in acr-induced neurotoxicity in both in vitro and in vivo models; therefore, the aim of the current study was the evaluation of effects of thymoquinone, the main constituent of volatile oil from nigella sativa seeds in acr-induced neuro...

Journal: :The Biochemical journal 1982
J W Straus K L Polakoski

Proacrosin, the zymogen precursor of acrosin, was shown to associate with anionic phospholipid membranes through apparent electrostatic charge interactions. This association was diminished by elevated cation concentrations and was dependent on membrane composition, as shown both by direct binding assays and by following the phospholipid stimulation of conversion of proacrosin into acrosin.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1393

در این پروژه برای نخستین بار بکمک مکانیسم انتقال پروتون و بکارگیری لیگاند سنتزی پیریدین–6،2–دی کربوکسیلیک اسید n-اکساید و نیز لیگاندهای 9-آمینوآکریدین و 2،4،6- تری آمینو-1،3،5- تری آزین پنج ترکیب ورامولکولی جدید، متشکل از سه نمک انتقال پروتون و دو کمپلکس کئوردیناسیونی تهیه شده است. ساختار این ترکیب ها و ویژگی شیمیایی و فیزیکی آن ها بوسیله ی تجزیه ی عنصری، طیف سنجی زیرقرمز و پراش پرتوی x مورد شن...

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