解剖学和形态学
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听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
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神经系统科学
护理
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产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
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药理学和药剂学
生理学
基本医疗保健
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热带医学
泌尿学和肾脏学
病毒学
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健康政策和服务
心理学,临床
abstract::The trace element selenium is an essential micronutrient for human health and its low levels in serum are implicated in the pathogenesis of several chronic diseases. Therefore, the determination of total selenium in serum may contribute to the assessment of the health and nutritional status of certain populations. The...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8252-2
更新日期:2009-04-01 00:00:00
abstract::The chronic exposure to Aluminum (Al) may compromise different liver functions, mainly during the hepatic regeneration. The aim of this study is to investigate the interactions between the chronic i.p. exposure to Al and hepatic regeneration (HR) on bile flow and organic anion transport in experimental animals. For th...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8234-4
更新日期:2009-02-01 00:00:00
abstract::Lanthanum cations (La 3+) are well known for their inhibitory actions on calcium channels. Prenatal lanthanum exposure may affect the development of embryo and alter the capacity for learning and memory in adults, and the one-trial passive avoidance learning paradigm with day-old chicks is an excellent model to study ...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8225-5
更新日期:2009-01-01 00:00:00
abstract::The relaxation rates (1/T(1) and 1/T(2)) in cysts have already been analyzed in terms of materials such as albumin, cholesterol, manganese, iron, and copper. However, the relaxivities of these materials have not been determined yet. In this work, five sets containing the ions, albumin, and cholesterol were prepared by...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8170-3
更新日期:2008-12-01 00:00:00
abstract::We investigated the effect of magnesium supplementation on zinc distribution in rats given excess calcium as carbonate. Rats were given a control diet (5 g/kg calcium and 0.5 g/kg magnesium), a high calcium diet (HC, 25 g/kg calcium and 0.5 g/kg magnesium) or the high calcium diet supplied with magnesium (HCM, 25 g/kg...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8166-z
更新日期:2008-11-01 00:00:00
abstract::Severe hyperhomocysteinemia (HHC) is associated with atherosclerosis. In hemodialysis (HD) patients, one of the main causes of death is cardiovascular disease. In animals, trace elements such as cobalt, copper, iron, and nickel ameliorated vitamin B(12) deficiency-induced HHC. However, correlations between plasma tota...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8139-2
更新日期:2008-09-01 00:00:00
abstract::Three-month studies were performed on 18 adult rabbits of New Zealand breed divided into three groups, with six animals in each: a control group on standard diet, a cholesterol group receiving 500 mg of cholesterol/100 g of feed per rabbit per 24 h (CH group), and a cholesterol + fluorine group (CH + F group) receivin...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8129-4
更新日期:2008-08-01 00:00:00
abstract::Zinc, copper, and selenium statuses were reported to be linked to the development of chronic diseases, especially coronary heart disease (CHD). Metabolic syndrome, a known CHD risk factor, was found to be highly prevalent in Lebanon. Nevertheless, no data are available on the statuses of plasma zinc, copper, and selen...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8112-0
更新日期:2008-07-01 00:00:00
abstract::Aspirin is widely used as an antiinflammatory drug especially in children with rheumatic fever arthritis. The diminishing effects of aspirin on antioxidant enzymes and hepato-renal systems at high doses are well-known. It is now evident that the damage at antioxidant system worsens the clinical picture of the disease ...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8115-x
更新日期:2008-07-01 00:00:00
abstract::The effect of manganese (Mn) supplementation on bone mineral density (BMD) and bone metabolism parameters was determined in ovariectomized Sprague-Dawley rats. Rats were divided into four groups (OVX, OVX+Mn, sham, sham+Mn) and fed with different intake levels of manganese (adequate 0.001% Mn, supplementation 0.01% Mn...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8119-6
更新日期:2008-07-01 00:00:00
abstract::Assessing the ability of a selenium (Se) sample to induce cellular glutathione peroxidase (GPx) activity in Se-deficient animals is the most commonly used method to determine Se bioavailability. Our goal is to establish a Se-deficient cell culture model with differential incorporation of Se chemical forms into GPx, wh...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8097-8
更新日期:2008-07-01 00:00:00
abstract::The aim of this study was to investigate the relationships between the bronchopneumonia and mean concentrations of those trace elements in bronchoalveolar lavage fluid (BALF). Twenty-nine dogs were included this study (17 healthy dogs and 12 dogs with respiratory disease). Each BALF sample had been obtained during bro...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8149-0
更新日期:2008-07-01 00:00:00
abstract::The present study was carried out to determine the effects of different sources of selenium (Se; sodium selenite [Na2SeO3] or selenomethionine [Se-Met]) supplementation on egg production, egg quality, levels of malondialdehyde (MDA), and Se in serum and egg yolk in heat-stressed Japanese quail (Coturnix coturnix japon...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-8075-6
更新日期:2008-06-01 00:00:00
abstract::Linolenic acid is an inhibitor of electron transport in chloroplasts of higher plants. It has obvious effects on the structure and function of chloroplasts. In the present paper, we investigated the nano-anatase relieving the inhibition of photoreduction activity and oxygen evolution caused by linolenic acid in spinac...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-8055-x
更新日期:2008-04-01 00:00:00
abstract::A survey of mercury (Hg) and selenium (Se) contents was performed in fish collected from lakes located in two National Parks of the northern patagonian Andean range. Two native species, catfish (Diplomystes viedmensis) and creole perch (Percichthys trucha), and three introduced species, brown trout (Salmo trutta), rai...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-8059-6
更新日期:2008-04-01 00:00:00
abstract::The main aim of the study was to determine the role of cerium in the amelioration of calcium-deficiency effects in spinach plants. Spinach plants were cultivated in Hoagland's solution. They were subjected to calcium-deficiency and to cerium chloride administered in the calcium-present Hoagland's media and calcium-def...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-8054-y
更新日期:2008-03-01 00:00:00
abstract::Garlic (Allium sativum) is known to reduce lead toxicity in some species of animals. The objective of this study was to evaluate the efficacy of allicin, one of the most active components of garlic, in the treatment of subacute lead intoxication in sheep. Nine female sheep weighing 25-29 kg orally received a daily dos...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8185-9
更新日期:2008-01-01 00:00:00
abstract::The aim of the study has been to determine and compare the influence upon the kidney antioxidative system, exercised by administration of vitamin E, and vitamin E in combination with methionine, under conditions of oxidative stress induced by sodium fluoride. The experiment was carried out on Wistar FL rats (adult mal...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-8030-6
更新日期:2008-01-01 00:00:00
abstract::The aim of this study was to investigate the protective effect of luteolin on liver Ca, Mg, Zn, Cu, Fe, and Mn content in mice with carbon tetrachloride (CCl4)-induced hepatotoxicity. Additionally, liver metallothionein (MT) expression was studied. Luteolin was administered intraperitoneally (i.p.) as a single 5- or 5...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8181-0
更新日期:2008-01-01 00:00:00
abstract::Being a proven photocatalyst, nano-anatase is capable of undergoing electron transfer reactions under light. In previous studies, we had proven that nano-anatase improved photosynthesis and greatly promoted spinach growth. However, the molecular mechanisms of carbon reaction promoted by nano-anatase are still not clea...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-008-8203-y
更新日期:2008-01-01 00:00:00
abstract::The toxic effect of Pb2+ has been studied in eukaryotic cells by using Tetrahymena as a target. The maximum power (P(m)) and the growth rate constant (k) were determined, which showed that values of P(m) and k were linked to the concentration (C) of Pb2+. The addition of Pb2+ caused a decrease of the maximum heat prod...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-0055-3
更新日期:2007-11-01 00:00:00
abstract::Microcalorimetry was employed to investigate the action of Li(I) to aquatic ecosystem from the point view of bioenergetics. Tetrahymena thermophila BF5 was chosen as the model organism. The power-time curves of T. thermophila BF5 growth metabolism in the absence and presence of Li(I) were obtained. The corresponding t...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-0040-x
更新日期:2007-10-01 00:00:00
abstract::This experiment was designed to investigate the histological and lipid peroxidation effects of chronic fluorosis on testes tissues of first- and second-generation rats. Sixteen virgin female Wistar rats were mated with eight males (2:1) for approximately 12 h to obtain first-generation rats. Pregnant rats were divided...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-0036-6
更新日期:2007-09-01 00:00:00
abstract::Cadmium (Cd) exposure has been recognized to result in a wide variety of cellular responses, including oxidative stress and body weight loss. The aim of the present study was to examine the effect of lycopene supplementation on the antioxidant defense system, lipid peroxidation (LPO) level, nitric oxide (NO), tumor ne...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-0027-7
更新日期:2007-08-01 00:00:00
abstract::The aim of this study was to investigate the protective effects of erdosteine and vitamins C and E (VCE) on the lungs after performing hind limb ischemia-reperfusion (I/R) by assessing oxidative stress, plasma copper (Cu), and zinc (Zn) analysis. The animals were divided randomly into four groups as nine rats each as ...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-0010-3
更新日期:2007-07-01 00:00:00
abstract::To elucidate whether the accumulation of elements occurred simultaneously in the various arteries with aging, the authors investigated age-related changes of elements in the eight arteries, such as the thoracic and abdominal aortas and the coronary, common carotid, pulmonary, splenic, common iliac, and uterine arterie...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/BF02698081
更新日期:2007-07-01 00:00:00
abstract::Gender differences are related to the manner in which the heart responds to chronic and acute stress conditions of physiological and pathological nature. Depending on dose, sodium selenite acts as an antioxidant proven to have beneficial effects in several pathological conditions G. Drasch, J. Schopfer, and G. N. Schr...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/BF02698014
更新日期:2007-06-01 00:00:00
abstract::The effect of ad libitum ingestion of selenium (Se) in drinking water (0.15 mg SeO2/L) for 3 wk on the brain weight, total brain protein, glutathione (GSH) level, catalase activity, and lipid peroxidation in the brain of protein-undernourished (PU) rats was investigated, in an attempt to determine whether antioxidants...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/BF02685933
更新日期:2007-05-01 00:00:00
abstract::The key role of osteoblasts in skeletal fluorosis makes the exploration of the possible mechanisms of the fluoride-induced oxidative stress of osteoblasts of great importance. In this article, the in vitro effects of fluoride on the oxidative stress of osteoblasts are presented. To study the inhibitory effect of baica...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/BF02685921
更新日期:2007-04-01 00:00:00
abstract::The effects of zinc on growing rats were characterized using the dietary zinc-deficient (ZD) and Zinc-overdose (ZO) models. Zinc deficiency had negative effects on the host final body weight and liver zinc content, whereas zinc overdose had positive effects. In order to identify the molecular changes in the liver resp...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/BF02686028
更新日期:2007-02-01 00:00:00
abstract::Measurement and monitoring of magnesium (Mg) are important to prevent the development of serious and potentially fatal complications in critically ill patients. Although ion-selective electrodes are available and earlier reports suggest that free ionized magnesium (iMg2+) is the most useful test to estimate Mg status,...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1385/BTER:115:1:13
更新日期:2007-01-01 00:00:00
abstract::Studies have evidenced that zinc metabolism is altered in presence of Down syndrome, and zinc seems to have a relationship with the metabolic alterations usually present in this syndrome. In this work, the Zn-related nutritional status of adolescents with Down syndrome was evaluated by means of biochemical parameters ...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-0061-5
更新日期:2007-01-01 00:00:00
abstract::Deficiency of intracellular magnesium (icMg) may coexist with normal serum Mg levels. Little is known about clinical and pharmacological factors affecting icMg in normomagnesemic patients with diabetes mellitus (DM). Moreover, no information exists regarding the icMg state in diabetic patients after acute illness and ...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-8024-4
更新日期:2007-01-01 00:00:00
abstract::Significant disorders of liver metabolic pathways enzymes after high-cholesterol diet could give information on liver steatosis development. This process could probably also be inhibited by some compounds, as examined in rabbits. Forty-two male rabbits were served a high-cholesterol diet (2 g%) (0.67 g/kg b.m./24 h) w...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-0070-4
更新日期:2007-01-01 00:00:00
abstract::In the article, we report that effects of nano-anatase on the spectral characteristics and content of light-harvesting complex II (LHCII) on the thylakoid membranes of spinach were investigated. The results showed that nano-anatase treatment could increase LHCII content on the thylakoid membranes of spinach and the tr...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1007/s12011-007-8025-3
更新日期:2007-01-01 00:00:00
abstract::The aim of this study was to analyze the effect of high dietary Fe on liver antioxidant status in mice fed a corn-oil-enriched diet. Male Balb/c mice were fed for 3 wk with a standard diet enriched with 5% by weight of corn oil with adequate Fe (FCO diet) or supplemented with 1% carbonyl Fe (FCOFe diet). The control g...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1385/BTER:113:2:177
更新日期:2006-11-01 00:00:00
abstract::Preeclampsia is a syndrome of unknown etiopathogenesis. Recent studies carried out on preeclampsia have focused on the increase in free radicals in the feto-placental unit with poor perfusion. It is believed that the renin-angiotensin system (RAS) has a role in the poor perfusion of the placenta. It is uncertain wheth...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1385/BTER:113:1:1
更新日期:2006-10-01 00:00:00
abstract::Iron and copper are essential microminerals that are intimately related. The present study was performed to determine the effect of iron-deficiency anemia (IDA) and treatment with iron on laboratory indicators of copper status. Hemoglobin, mean corpuscular volume erythrocyte Zn protoporphyrin, serum ferritin, serum co...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1385/BTER:112:3:213
更新日期:2006-09-01 00:00:00
abstract::The aim of this work was to explore the effects of a low- and high-zinc diet and vitamin Aon the distribution of fatty acids in chylomicrons. Mongolian Gerbils were fed a basal diet (for 3 wk) containing 8 or 38 mg zinc/kg of feed (low-zinc group [termed LZ group] and saturated zinc group [termed SZ group], respective...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1385/BTER:112:2:145
更新日期:2006-08-01 00:00:00
abstract::The ratios of Rb to Cs contents were studied in five fish species from seven lakes located in the Patagonia Andean Range, Argentina in order to trace fish diet. The species studied were native velvet catfish (Diplomistes viedmensis) and creole perch (Percichthys trucha), and exotic brown trout (Salmo trutta), rainbow ...
journal_title:Biological trace element research
pub_type: 杂志文章
doi:10.1385/BTER:111:1:97
更新日期:2006-07-01 00:00:00