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Adam Prokopowicz et al.
Occupational and environmental medicine, 70(6), 365-371 (2013-02-05)
Changes in enzymatic antioxidant activity are frequently observed in workers occupationally exposed to lead. Few studies have investigated the influence of lead on the non-enzymatic antioxidant system. The aim of our study was to assess the influence of occupational exposure
Po-Hsien Huang et al.
Science signaling, 6(267), ra19-ra19 (2013-03-21)
Vitamin E is a fat-soluble vitamin with antioxidant properties. Tocopherols are the predominant form of vitamin E found in the diet and in supplements and have garnered interest for their potential cancer therapeutic and preventive effects, such as the dephosphorylation
Ricardo Y Sado et al.
Anais da Academia Brasileira de Ciencias, 85(1), 385-393 (2013-03-30)
Intensive fish production systems are characterized by 100% artificial feeding, so any dietary imbalances or deficiencies may lead to diseases outbreaks and economic losses. This study was set out to determine the effects of increasing levels of dietary vitamin E
Benoit Tousignant et al.
Ophthalmic epidemiology, 20(1), 4-12 (2013-01-29)
To estimate the prevalence of optic neuropathy (ON) among prisoners in a provincial prison in Papua New Guinea, and to explore risk factors for this condition among this population. Cross-sectional observation study of 148 male prisoners aged ≥18 years using
Simultaneous determination of retinol and alpha-tocopherol in serum or plasma by liquid chromatography
Catignani LG and Bieri GJ
Clinical Chemistry, 29, 708-712 (1983)
Jacobo Iglesias et al.
Food chemistry, 134(4), 1767-1774 (2013-02-28)
The present study investigates the antioxidant mechanism of grape procyanidins and, in particular, their aptitude to establish redox interactions with two important components of the endogenous antioxidant system of muscle tissues, α-tocopherol (α-TOH) and ascorbic acid (AA). To this end
Hiroshi Miyazaki et al.
Journal of nutritional science and vitaminology, 59(1), 64-68 (2013-03-29)
Vitamin E, a critical fat-soluble vitamin antioxidant, is expressed on cell membranes and prevents propagation of lipid peroxidation. α-Tocopherol transfer protein (α-TTP) is a cytosolic protein located in the hepatocytes that acts as the principal regulator of the circulating α-tocopherol
Yu-Tsai Yang et al.
Carbohydrate polymers, 92(2), 1915-1920 (2013-02-13)
A penta-ethyl ester prodrug of the radionuclide decorporation agent diethylenetriaminepentaacetic acid (DTPA), which exists as an oily liquid, was encapsulated in alginate beads by the ionotropic gelation method. An optimal formulation was found by varying initial concentrations of DTPA penta-ethyl
Richard Puleston et al.
PloS one, 8(1), e47448-e47448 (2013-02-02)
Illness and death from influenza increase during pregnancy. In the United Kingdom pregnant women were targeted in a national programme for vaccination during the H1N1 2009-10 pandemic. In this study, pregnant women were recruited in labour from November 9, 2009
G V Petrova et al.
Ukrains'kyi biokhimichnyi zhurnal (1999 ), 84(6), 86-95 (2013-02-08)
It is established that alpha-tocopherol (alpha-TPh) shows cytoprotective effect at the induction of rats' thymocytes apoptosis by endocellular protein kinase inhibitors--staurosporine and phorbol ether in high concentration, and also on necrosis of the cells caused by sphyngosine. The effect of
P Prathibha et al.
Redox report : communications in free radical research, 18(1), 36-46 (2013-02-12)
To investigate the efficacy of combined administration of alpha-tocopherol (AT) and ascorbic acid (AA) in reducing ethanol-induced hepatotoxicity. Rats were maintained for 90 days and grouped as follows: I-control rats, II-ethanol, III-alpha-tocopherol, IV-ethanol+alpha-tocopherol, V-AA, VI-ethanol+ascorbic acid, VII-alpha-tocopherol+ascorbic acid, VIII-ethanol+alpha-tocopherol+ascorbic acid.
Kévin Ragot et al.
Biochemical pharmacology, 86(1), 67-79 (2013-03-12)
There is some evidence that oxidized derivatives of cholesterol, 7-ketocholesterol (7KC) and 7β-hydroxycholesterol (7βOHC), are increased in the plasma of patients with neurodegenerative diseases associated with demyelinization of the central nervous system (CNS). It was therefore of interest to investigate
[Catastrophic consequences of Pandemrix swine flu vaccine containing squalene].
Anders Bruun Laursen
Ugeskrift for laeger, 175(20), 1447-1447 (2013-07-09)
Yin Yin Thoo et al.
Food chemistry, 138(2-3), 1215-1219 (2013-02-16)
The synergistic antioxidant effects of ethanolic extracts of Centella asiatica (CE), and α-tocopherol have been studied. The types of interactions exhibited by CE and α-tocopherol combined at different ratios were measured using three assays: 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulphonic acid) diammonium salt (ABTS) radical-scavenging
Adis Tasanarong et al.
Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association, 28(2), 337-344 (2013-01-15)
Contrast-induced acute kidney injury (CI- AKI) increases the likelihood of patient morbidity and mortality following coronary procedures. Volume supplement with saline is the standard treatment to prevent CI-AKI. Additional antioxidant prophylaxis has often yielded conflicting results. The present study was
L I Kolesnikova et al.
Bulletin of experimental biology and medicine, 154(2), 203-205 (2013-01-19)
We studied parameters of lipid peroxidation (LPO) in women with infertility, resident of the Republic of Buryatia. The levels of malonic dialdehyde (MDA) were increased in the examined infertile women from Buryat and Russian populations. Reduced total antioxidant activity, activity
Shuhui Liu et al.
Journal of separation science, 36(6), 1135-1141 (2013-02-20)
The traditional for the determination of α-tocopherol in cereal grains includes saponification of a sample followed by liquid-liquid extraction, and it is time- and solvent consuming. In this study, a dispersive liquid-liquid microextraction (DLLME) method was developed to extract α-tocopherol
Bernard F McDonald et al.
Pharmaceutical development and technology, 20(2), 211-218 (2013-11-29)
The purpose of this study was to develop a novel multipaticulate drug delivery technology suitable for the delivery of pre-solubilized celecoxib to the gastrointestinal tract and more specifically to the colon. The solubility of celecoxib in a range of oils
Kristin I Løken-Amsrud et al.
PloS one, 8(1), e54417-e54417 (2013-01-26)
Alpha-tocopherol is the main vitamin E compound in humans, and has important antioxidative and immunomodulatory properties. The aim of this study was to study alpha-tocopherol concentrations and their relationship to disease activity in Norwegian multiple sclerosis (MS) patients. Prospective cohort
I A Volchegorskiĭ et al.
Eksperimental'naia i klinicheskaia farmakologiia, 76(3), 13-18 (2013-06-19)
The effect of domestic 3-oxypyridine and succinic acid derivatives (emoxipin, reamberin and mexidol) included in the complex treatment of recrudescence of inflammatory diseases of the uterus and its appendages, as manifested in endometrial leucocyte infiltration (ELI) compared to lipid peroxidation
D Dannenberger et al.
Meat science, 94(1), 39-46 (2013-02-05)
Samples of M. longissimus were collected from a total of 203 feral roe deer (n=118) and wild boar (n=85) in two regions of Mecklenburg-Western Pomerania (Germany). The muscle lipid saturated fatty acid proportions of roe deer and wild boar ranged
Catherine Calzada et al.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 27(7), 2855-2861 (2013-03-20)
There is evidence that high-density lipoproteins (HDLs) may regulate platelet function, but disparate results exist regarding the effects of oxidized HDLs on platelets. The objective of our study was to determine the role of in vivo oxidized HDLs on platelet
M Voljč et al.
British poultry science, 54(1), 144-156 (2013-03-01)
1. This study examined the effect of α-tocopherol (α-T), sweet chestnut wood extract (SCW) and their combination on oxidative stress in vivo and oxidative stability of meat in broilers given diets rich in PUFA. 2. A total of 60 male broilers
Li-Ming Yang Kuo et al.
Journal of natural products, 76(4), 580-587 (2013-04-02)
Four new 8,8',7,2'-lignans, (+)-ovafolinin B-9'-O-β-d-glucopyranoside (1), (-)-ovafolinin B-9'-O-β-d-glucopyranoside (2), (+)-ovafolinin E-9'-O-β-d-glucopyranoside (3), and (-)-ovafolinin E-9'-O-β-d-glucopyranoside (4), two neolignans, eusiderin N (5) and (7S,8R)-3,5,5'-trimethoxy-4',7-epoxy-8,3'-neolignan-9,9'-diol-4-O-β-d-xylopyranoside (6), and two new chromone glycosides, 5,7-dihydroxy-4H-chromen-4-one-3-O-β-d-glucopyranoside (7) and 5,7-dihydroxy-4H-chromen-4-one-3-O-β-d-xylopyranoside (8), together with 25 known compounds, were
Ka-Wai Tam et al.
Food chemistry, 138(2-3), 1015-1021 (2013-02-16)
Breast cancer is the most common malignancy among women and has an age-specific incidence profile. Over the last decade, many studies have demonstrated the anticancer activity of α-tocopherol, the main and most active form of natural vitamin E. α-Tocopherol-associated protein
Chuan Liu et al.
Toxicology letters, 218(1), 2-9 (2013-01-22)
Whether exposure to radiofrequency electromagnetic radiation (RF-EMR) emitted from mobile phones can induce DNA damage in male germ cells remains unclear. In this study, we conducted a 24h intermittent exposure (5 min on and 10 min off) of a mouse
Nozomu Kono et al.
Science (New York, N.Y.), 340(6136), 1106-1110 (2013-04-20)
α-Tocopherol (vitamin E) transfer protein (α-TTP) regulates the secretion of α-tocopherol from liver cells. Missense mutations of some arginine residues at the surface of α-TTP cause severe vitamin E deficiency in humans, but the role of these residues is unclear.
A routine method for the simultaneous measurement of retinol, ?-tocopherol and five carotenoids in human plasma by reverse phase HPLC
Talwar D, et al.
Clinica Chimica Acta; International Journal of Clinical Chemistry, 270, 85-100 (1998)
O A Vrzhesinskaia et al.
Voprosy pitaniia, 82(1), 45-52 (2013-07-03)
Using the model of combined vitamin deficiency based on 5-fold reduction of the amount of vitamin mixture in semi-synthetic diet and on vitamin E exclusion from the mixture, the influence of omega-3 polyunsaturated fatty acids (PUFA) on vitamin and antioxidant
Hiroyuki Kitajima et al.
Acta paediatrica (Oslo, Norway : 1992), 104(2), e82-e89 (2014-11-11)
Methods to improve the mental development of extremely low birthweight (ELBW) children are currently lacking. We assessed the effects of long-term supplementation of alpha-tocopherol on the neurological development of 259 school-aged ELBW children. Extremely low birthweight participants were divided into
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