Total chromium in the human lens. Determination with Zeeman electrothermal atomic absorption spectrometry following mineralization in a mini-autoclave.

abstract：:The thermogenic curves of the metabolism of mitochondria isolated from the liver of chicken Star-Cross 288 and the effect of La3+ on it were studied by using an LKB-2277 BioActivity Monitor, ampoule method, at 37 degrees C. After isolation from the chicken liver tissue, mitochondria still have metabolic activity and c...

journal_title：Biological trace element research

authors： Yi L,Peng L,Fengjiao D,Zhong C,Cunxin W,Songsheng Q

更新日期：2001-01-01 00:00:00

abstract：:Patients with chronic kidney disease (CKD) have an increased incidence of cancer. It is well known that long periods of hemodialysis (HD) treatment are linked to DNA damage due to oxidative stress. In this study, we examined the effect of selenium (Se) supplementation to CKD patients on HD on the prevention of oxidati...

journal_title：Biological trace element research

authors： Zachara BA,Gromadzinska J,Palus J,Zbrog Z,Swiech R,Twardowska E,Wasowicz W

更新日期：2011-09-01 00:00:00

abstract：:A review of the activity of metal compounds in mammalian cell transformation assays has been completed. Results from these assays appear to correlate well with the known carcinogenic activity displayed by specific metal compounds in vivo. Studies of cell transformation in vitro may provide information pertaining to th...

journal_title：Biological trace element research

authors： Daniel Heck J,Costa M

更新日期：1982-06-01 00:00:00

abstract：:In the present study, 15 different commercial tea brands sold in Khyber Pakhtunkhwa were collected from the markets. The samples were analyzed for the concentrations of ten selected heavy metals. The metal concentration showed a random distribution in all samples. The mean concentration of Cd, Cu, Mn, Pb, Zn, and Fe w...

journal_title：Biological trace element research

authors： Idrees M,Jan FA,Hussain S,Salam A

更新日期：2020-11-01 00:00:00

abstract：:Several authors have already underlined chromium implication in glucose and lipids metabolism of humans. In this field, physiological chromium determination in serum could be helpful, but the discrepancies reported in numerous papers are confusing. Here we report some results obtained by Zeeman correction Graphite Fur...

journal_title：Biological trace element research

authors： Chappuis P,Poupon J,Deschamps JF,Guillausseau PJ,Rousselet F

更新日期：1992-01-01 00:00:00

abstract：:Heavy metals are the most common form of aquatic pollutants and are of great health risk to consumers of contaminated sea food. This study investigated the level of heavy metals in three species of catfishes Chrysichthys nigrodigitatus (marine catfish), Clarias gariepinus (African catfish), and Schilbe mystus (silver ...

journal_title：Biological trace element research

authors： Ighariemu V,Belonwu DC,Wegwu MO

更新日期：2019-06-01 00:00:00

abstract：:Zinc (Zn) is essential for development, growth, and reproduction. The Mexican government subsidizes micronutrient-fortified milk for risk groups, with positive effect on the targeted groups' plasma Zn level, inferring a good absorption is achieved although it has not being measured. The aim of this study was to determ...

journal_title：Biological trace element research

authors： Méndez RO,Hambidge M,Baker M,Salgado SA,Ruiz J,García HS,Calderón de la Barca AM

更新日期：2015-11-01 00:00:00

abstract：:Antagonistic interactions between silicon and aluminum occur in living organisms. Thus, an experiment was performed to ascertain whether high dietary aluminum would accentuate the signs of silicon deprivation in rats and conversely whether silicon deprivation would accentuate the response to high dietary aluminum. The...

journal_title：Biological trace element research

authors： Seaborn CD,Nielsen FH

更新日期：1994-06-01 00:00:00

abstract：:The present study was designed to investigate the effects of montmorillonite (MMT) on dietary Cd-induced oxidative damage in liver and kidney of carp (Carassius auratus). One hundred eighty carp were randomly divided into four groups and fed with a basal diet, a basal diet supplemented with 0.5% MMT, Cd-comtaminated b...

journal_title：Biological trace element research

authors： Kim SG,Dai W,Xu Z,Li G

更新日期：2011-06-01 00:00:00

abstract：:Sediments from 14 stations in the Foshan Waterway, a river crossing the industrial district of Guangdong Province, South China, were sampled and subsequently analyzed. The 14 stations were selected for the pollution discharging features of the river, such as the hydrology, the distribution of pollution sources, and th...

journal_title：Biological trace element research

authors： Li F,Zeng XY,Wu CH,Duan ZP,Wen YM,Huang GR,Long XL,Li MJ,Li MJ,Xu JY

更新日期：2013-11-01 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

authors： Yilmaz UN,Guner R

更新日期：2008-12-01 00:00:00

abstract：:The phosphorus NMR profile of normal and vanadium-treated chick muscle was obtained in vivo. The data show that the differentiation of breast and thigh muscles in terms of pH, lipid related metabolites, and bioenergetic parameters can be readily followed. Although the vanadium-treated chicks showed substantial retarda...

journal_title：Biological trace element research

authors： Burt CT,Chen B,Hill CH

更新日期：1991-11-01 00:00:00

abstract：:Zinc absorption from the alimentary tract, as revealed by serum zinc concentration, was studied in a group of 10 patients (age 37.7+/-5.1 yr) with moderate and severe untreated primary arterial hypertension before and after a 30-d treatment with perindopril 4 mg/d. Blood pressure was 177.33+/-16.24/111.33+/-15.26 mm H...

journal_title：Biological trace element research

authors： Tubek S

更新日期：2001-10-01 00:00:00

abstract：:Issues regarding biomagnification of mercury (Hg) due to its persistence, bioaccumulation, and toxicity in freshwater lakes have gained much attention in the last two decades especially in remote regions of the world where anthropogenic inputs are considered as negligible. In this study, spatial distribution of total ...

journal_title：Biological trace element research

authors： Hina N,Riaz R,Ali U,Rafique U,Malik RN

更新日期：2021-01-07 00:00:00

abstract：:Instrumental neutron activation (INAA) with k0 standardization has been used to determine the concentration levels of a variety of major and trace elements (Al, As, Br, Cd, Cl, Co, Cr, Cs, Cu, Fe, Hg, K, La, Mg, Mn, Mo, Na, Rb, Sc, Se, and Zn) in rice grains (raw and parboiled) and in rice flour collected from local m...

journal_title：Biological trace element research

authors： Jayasekera R,Freitas MC

更新日期：2005-01-01 00:00:00

abstract：:Analyzing the concentrations of heavy metals in the sera of umbilical cord blood samples can provide useful information about prenatal exposure to environmental agents. An analytical method based on ICP-MS to simultaneously determine multiple elements in umbilical cord blood samples was developed for assessing the in ...

journal_title：Biological trace element research

authors： Liang C,Li Z,Xia X,Wang Q,Tao R,Tao Y,Xiang H,Tong S,Tao F

更新日期：2017-05-01 00:00:00

abstract：:This study assessed the effect of dietary selenium (Se) deficiency on male reproductive function in chicken. A total of 180 Hy-line laying cocks (1 day old; Weiwei) were randomly divided into 2 groups (n = 90) of Se-deficient chickens and control chickens. The control group was fed a basic diet (containing 0.15 mg of ...

journal_title：Biological trace element research

authors： Huang Y,Li W,Xu D,Li B,Tian Y,Zan L

更新日期：2016-06-01 00:00:00

abstract：:Selenium and mercuric chloride (MC) interactions regarding effects on cell growth and cell death have been studied. Human K-562 cells were pretreated or simultaneously treated with either selenite (5 or 50 microM) or selenomethionine (10 or 50 microM) and with MC (35 or 50 microM). The 35-microM MC treatments resulted...

journal_title：Biological trace element research

authors： Frisk P,Wester K,Yaqob A,Lindh U

更新日期：2003-05-01 00:00:00

abstract：:The inhibition of thymidine incorporation by inadequate availability of zinc induced by adding a chelator to the culture medium was significantly less in human cell lines than in rodent cell lines. In contrast, zinc uptake into the human cells was inhibited by the chelator to a greater extent than with rodent cells. T...

journal_title：Biological trace element research

authors： Boyne R,Chesters JK

更新日期：1995-08-01 00:00:00

abstract：:Selenoproteins and selenium (Se) play important roles in the immune system. Selenoprotein expression in the immune system of mammals is sensitive to dietary Se levels; however, little is known about the expression of selenoproteins and their immune functions in the chicken thymus. We assessed selenoprotein gene expres...

journal_title：Biological trace element research

authors： Khoso PA,Yang Z,Liu C,Li S

更新日期：2015-09-01 00:00:00

abstract：:Rare earth elements (REEs) have been widely used to increase accumulation of biomass and secondary metabolites in medicinal plants in China. However, very few studies have investigated how REEs mediate secondary metabolism synthesis in medicinal plants. Lanthanum (La), an important REE, is known to improve the accumul...

journal_title：Biological trace element research

authors： Zhou J,Fang L,Li X,Guo L,Huang L

更新日期：2012-09-01 00:00:00

abstract：:In this study, experimental hyperthyroidism was established and used to investigate possible alterations in the calcium (Ca), magnesium (Mg), and zinc (Zn) homeostasis by assessing their concentrations in plasma and erythrocytes. In the L-thyroxine-induced hyperthyroidism condition, the experimental animals show a sig...

journal_title：Biological trace element research

authors： Simsek G,Andican G,Unal E,Hatemi H,Yigit G,Candan G

更新日期：1997-05-01 00:00:00

abstract：:An "anti-oxidant cocktail" consisting of betacarotene, vitamins B6, C, E, zinc, and selenium or corresponding placebos were given for one y as daily dietary supplements to 45 elderly residents of a nursing home. Initially, the serum TBA reactant levels were higher (2.7 +/- 0.7 mumol/L) than those of an ad hoc control ...

journal_title：Biological trace element research

authors： Tolonen M,Sarna S,Halme M,Tuominen SE,Westermarck T,Nordberg UR,Keinonen M,Schrijver J

更新日期：1988-09-01 00:00:00

abstract：:This study was initiated to examine if variations in the concentrations of cadmium (Cd) and lead (Pb) in water environment may affect metal levels in local foods and body burden of local residents in non-polluted areas in Japan. Two nationwide databases have been made available on concentrations of Cd in locally harve...

journal_title：Biological trace element research

authors： Ikeda M,Watanabe T,Ohashi F,Shimbo S

更新日期：2010-03-01 00:00:00

abstract：:Fluoride can induce neurotoxicity, but the mechanism is not clear. In this study, we explored the role of autophagy in F--induced neurotoxicity of Wistar rats. Eighty Wistar rats were randomly divided into four groups: the control group (distilled water containing less than 0.1 mg/L F-) and three NaF-treated groups (F...

journal_title：Biological trace element research

authors： Zhang C,Huo S,Fan Y,Gao Y,Yang Y,Sun D

更新日期：2020-02-01 00:00:00

abstract：:The toxicity of boron has been understood for many years. However, limited data currently exist concerning the nutritional essentiality of B in chordates. Results from an ongoing research program evaluating the nutritional essentiality of B in the South African clawed frog, Xenopus laevis, found that X. laevis fed a l...

journal_title：Biological trace element research

authors： Fort DJ,Rogers RL,McLaughlin DW,Sellers CM,Schlekat CL

更新日期：2002-01-01 00:00:00

abstract：:Melipona quadrifasciata anthidioides is a species of stingless bee popularly known in Brazil as "mandaçaia". Products derived from bees for food and therapeutic uses, have stimulated the evaluation of the chemical composition of geopropolis. Concentrations of 24 essential and potentially toxic elements were determined...

journal_title：Biological trace element research

authors： da Cruz Ferreira R,de Souza Dias F,de Aragão Tannus C,Santana FB,Dos Santos DCMB,de Souza Dias F,de Castro MS,Brandão HN,de Freitas Santos Júnior A,Cerqueira E Silva LCR,Chinalia FA

更新日期：2020-10-23 00:00:00

abstract：:In zinc deficiency, the function of leukocytes is impaired. However, the results of studies on the zinc concentration of blood cells in zinc deficiency are conflicting, probably in part because of technical and analytical problems. The aim of this study was to investigate, under standard conditions, the uptake of 65Zn...

journal_title：Biological trace element research

authors： Naber TH,van den Hamer CJ,van den Broek WJ,van Tongeren JH

更新日期：1992-11-01 00:00:00

abstract：:Zinc is a nutritionally essential trace element required for many biological functions to be successfully carried out. The aim of the present work was to study the influence of zinc on the intestinal absorption of L-threonine and on the aminopeptidase N activity in rabbit jejunum, after in vitro addition and/or oral a...

journal_title：Biological trace element research

authors： Rodriguez Yoldi MC,Mesonero JE,Rodriguez Yoldi MJ

更新日期：1996-07-01 00:00:00

abstract：:Gaucher disease (GD) is most frequent disorder of glycolipid storage. The glucosylceramide accumulation might lead to oxidative stress and changes in lipid profile. Regarding the main role of trace elements in hematopoiesis and oxidative stress, this study was aimed to evaluate the zinc and copper levels, three oxidat...

journal_title：Biological trace element research

authors： Mozafari H,Khatami S,Kiani A,Rahimi Z,Vaisi-Raygani A,Afsharnaderi A,Alaei MR

更新日期：2020-01-01 00:00:00