نتایج جستجو برای: vitamin e

تعداد نتایج: 1098310  

Journal: :iranian biomedical journal 0
محمد رضا صفری mohammad reza safari

antioxidant consumption has been reported to be inversely associated with the incidence of coronary artery disease. to clarify the possible role of vitamin e and volatile oils in the prevention of atherosclerosis, the effects of these compounds on the susceptibility of low-density lipoprotein (ldl) to oxidative modification were investigated. in this study, vitamin e and seven volatile oils “an...

2009
Rowell

INTRODUCTION: Vitamin E-stabilized, radiation cross-linked ultra-high molecular weight polyethylene (UHMWPE) is used in total joint arthroplasty as a bearing surface with low wear and improved mechanical properties compared to irradiated and melted UHMWPE [1]. Vitamin E stabilizes the residual free radicals trapped in the material after irradiation and ensures oxidative resistance, thus resulti...

Journal: :Journal of cosmetic science 2001
W Baschong C Artmann D Hueglin J Roeding

For better stability, vitamin E is commonly used as the non-active esterified pro-drug. Such esters are postulated to be hydrolyzed to the free active form by skin-related esterases. So far, successful conversion of esterified vitamin E to free vitamin E (tocopherol) has been mainly delineated from observed biological effects. Quantitative evidence in human skin is poor. In vitro and in vivo st...

Journal: :iranian journal of toxicology 0
زینت سرگزی zinat sargazi department of basic sciences, torbat heydariyeh university of medical sciences, torbat heydariyeh, iran. محمدرضا نیکروش mohammad reza nikravesh department of anatomy and cell biology, mashhad university of medical sciences, mashhad, iran. مهدی جلالی mehdi jalali department of anatomy and cell biology, mashhad university of medical sciences, mashhad, iran. حمیدرضا صادق نیا hamid reza sadeghnia department of pharmacology, mashhad university of medical sciences, mashhad, iran. فاطمه رحیمی عنبرکه fatemeh rahimi anbarkeh department of anatomy and cell biology, mashhad university of medical sciences, mashhad, iran.

background: diazinon (dzn) is an organophosphate insecticide widely utilized in agriculture all over the world and causes many negative effects on plants and animal species, especially on human. the aim of present study was to evaluate the effects of dzn on apoptosis of ovarian follicles in adult rats and to assess the protective role of vit e. methods: thirty adult female wistar rats were divi...

Journal: :International journal of dermatology 2013
Aysun Şikar Aktürk Savaş Güzel Songül Bulca Evren Odyakmaz Demirsoy Dilek Bayramgürler Nilgün Bilen Rebiay Kıran

Anecdotal reports suggest that using retinoids with vitamin E leads to improvements of some side effects due to isotretinoin. However, vitamin E blood levels have not been reported previously in patients with acne treated with isotretinoin. We aimed to investigate the serum vitamin E levels before and after isotretinoin therapy in patients with acne. A total of 70 patients treated with isotreti...

heydari, yazdan, hosseini, shirzad, keshavarz, mojtaba, meshkibaf, mohammadhasaan, mozafar, ahmad, takhshid, mohammadali,

Background & Objective: Endosulfan is one of the strong insecticides used in agriculture. This toxin is absorbed by inhalation and skin. Endosulfan has side effects such as infertility in men. This study surveys the effect of vitamins E and C on  preventing the harmful effects of Endosulfan on spermatogenesis in adult male rats. Materials & Methods: Adult male rats (200-250 g) from Wistar...

Journal: :Postgraduate medical journal 1986
D P Muller

Studies in patients with abetalipoproteinaemia, other chronic and severe fat malabsorptive states and a selective defect in vitamin E absorption, together with neuropathological studies in the vitamin E deficient human, monkey and rat indicate that vitamin E is important for normal neurological function. Appropriate vitamin E supplementation is, therefore, advisable for all patients with chroni...

Journal: :iranian journal of pharmaceutical research 0
mahmod khaksary mahabady department of anatomy and embryology, faculty of veterinary medicine, shahid chamran university, ahwaz, iran. hossein najafzadeh varzi department of pharmacology, faculty of veterinary medicine, shahid chamran university, ahwaz, iran.

there are many reports that show the teratogenic effects of phenobarbital can be decreased by stimulation of maternal immune system. therefore, in this study, the prophylactic effects of levamisole and vitamin e on teratogenic effects of phenobarbital were compared. this study was performed on 20 pregnant rats that were divided into four groups. control group received normal saline and test gro...

Journal: :دامپزشکی 0
مازیار محیطی اصلی د انش آموخته کارشناسی ارشد تغذیه د ام فرید شریعتمد اری د انشیار گروه پرورش و مد یریت تولید طیور د انشکد ه کشاورزی د انشگاه­تربیت مد رس هوشنگ لطف الهیان عضو هیأت علمی مؤسسه تحقیقات علوم دامی کشور

a seven-week trial was carried out to investigate the possibility of enriching eggs with vitamin e, inorganic and organic selenium added to the laying hen’s diet and lipid stability of enriched eggs during storage. seventy two hy-line w-36 hens were divided into six equal groups. each groups received one of the treatment diets which included control, 0.4 mg/ kg sodium selenite or selenium yeast...

2002
N. SAHIN K. SAHIN O. KÜÇÜK

An experiment on Cobb-500 male broilers was conducted to evaluate the effects of vitamin E (α-tocopherolacetate), vitamin A (retinol), and their combination on broiler performance and serum concentrations of triiodothyronine (T3), thyroxine (T4), adrenocorticotropine hormone (ACTH) and some metabolite and mineral concentrations in broilers reared under heat stress (32°C). One day-old 120 broile...

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