Enhanced sensitivity for the determination of selenium by INAA.

abstract：:This study aimed to determine the relationship between the metabolic and endocrinological pathologies in polycystic ovary syndrome (PCOS) and the levels of arsenic, chromium, cadmium, lead, mercury, antimony, zinc, and copper to evaluate the relationship of these toxic metals with inflammatory/oxidative parameters. Th...

journal_title：Biological trace element research

authors： Kirmizi DA,Baser E,Turksoy VA,Kara M,Yalvac ES,Gocmen AY

更新日期：2020-11-01 00:00:00

abstract：:Instrumental epithermal neutron activation analysis was used in determining the halide concentration of camel serum. The halides determined were sodium, chloride, bromide, and iodide. Serum was examined when the camels had free access to drinking water, following 10 d of water restriction and 2 h following rapid rehyd...

journal_title：Biological trace element research

authors： Etzion Z,Alfassi Z,Lavi N,Yagil R

更新日期：1987-04-01 00:00:00

abstract：:A cohort study on platers in Tokyo was carried out using the records of the Tokyo Health Insurance Society of Plating Industry. The type of work and chromium-exposure history of each member of this society was investigated by a questionnaire sent to the manager of each factory. The recovery rate of the questionnaire w...

journal_title：Biological trace element research

authors： Okubo T,Tsuchiya K

更新日期：1979-03-01 00:00:00

abstract：:Breast milk is considered the best source of nutrition for all infants. However, exposure of newborns to toxic metals is of special interest due to their potential harmful effects. Thus, the primary aims of this study were to determine the concentration of toxic heavy metals including lead, mercury, cadmium, and bariu...

journal_title：Biological trace element research

authors： Vahidinia A,Samiee F,Faradmal J,Rahmani A,Taravati Javad M,Leili M

更新日期：2019-01-01 00:00:00

abstract：:The effects of lanthanum on heat production of mitochondria isolated from Wistar rat liver were investigated with microcalorimetry; simultaneously, the effects on mitochondrial swelling and membrane potential (Δψ) were determined by spectroscopic methods. La(3+) showed only inhibitory action on mitochondrial energy tu...

journal_title：Biological trace element research

authors： Wu M,Gao JL,Feng ZJ,Liu W,Zhang YZ,Liu Y,Dai J

更新日期：2015-09-01 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：:Chromium (Cr), manganese (Mn), copper (Cu), zinc (Zn), and iron (Fe) concentrations were quantified in serum (n = 112), milk (n = 112), liver (n = 70), and kidney samples (n = 67) of dairy cows from an iron-steel processing region (Payas-Iskenderun) and from an area free of industrial pollution (Antakya) in Hatay, loc...

journal_title：Biological trace element research

authors： Erdogan S,Celik S,Erdogan Z

更新日期：2004-04-01 00:00:00

abstract：:A study was conducted to validate the effects of nano form of zinc (NZn) on nutrient digestibility, zinc retention, organ and serum zinc profile, and hepatic metallothionein gene expression in Wistar albino rats (WAR). Nano zinc (NZn) was synthesized through chemical method, by using 0.45 M zinc nitrate [Zn(NO3)2.6H2O...

journal_title：Biological trace element research

authors： Swain PS,Rao SBN,Rajendran D,Pal D,Mondal S,Selvaraju S

更新日期：2019-07-01 00:00:00

abstract：:The selenium levels and the glutathione peroxidase activity GSH-PX of whole blood and of erythrocytes, respectively, were determined in 139 normal Danes and related to sex and smoking habits. No differences were found in relation to sex apart from a higher GSH-PX activity of females when assayed with tertiary butyl hy...

journal_title：Biological trace element research

authors： Clausen J,Nielsen SA

更新日期：1988-01-01 00:00:00

abstract：:Lung cancer is seriously threatening human health and exposure to trace metals is the most important aetiology for lung cancer. Selected essential/toxic metals (Ca, Mg, Na, K, Fe, Zn, Cu, Sr, Li, Co, Mn, Ni, Cr, Cd and Pb) are measured in the scalp hair and nails of lung cancer patients and controls by atomic absorpti...

journal_title：Biological trace element research

authors： Qayyum MA,Shah MH

更新日期：2014-06-01 00:00:00

abstract：:Contents of Cu and Zn of into-pulmonary blood (IPB), out-pulmonary blood (OPB), Lung tissue, and supernatant and macrophages of Lung Lavage were determined in superior mesenteric artery occlusion (SMAO) shock of rabbits. Zn of pulmonary tissue was 11.42 +/- 0.60 and 14.52 +/- 1.78 (micrograms/g wet wt) in SMAO shock a...

journal_title：Biological trace element research

authors： Yan M,Ling YL,Huang SS,Gong SQ,Xu ZX

更新日期：1991-06-01 00:00:00

abstract：:The concentrations of 17 elements in the nail and hair of 117 subjects from a nonindustrialized environment were determined by instrumental neutron activation analysis (INAA). A new method of statistical treatment that allows for more meaningful use of detection limit values was used to process the concentration data....

journal_title：Biological trace element research

authors： Vance DE,Ehmann WD,Markesbery WR

更新日期：1988-09-01 00:00:00

abstract：:Recently, several attempts have been made to use the phytopharmaceuticals from plant extracts as reducing, capping and stabilizing agents for the biomimetic synthesis of various metal nanoparticles conjugated to the phytopharmaceuticals. These biogenic metal nanoparticles are non-toxic and can be used as contrast agen...

journal_title：Biological trace element research

authors： Banu H,Renuka N,Faheem SM,Ismail R,Singh V,Saadatmand Z,Khan SS,Narayanan K,Raheem A,Premkumar K,Vasanthakumar G

更新日期：2018-11-01 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

authors： Błaszczyk I,Grucka-Mamczar E,Kasperczyk S,Birkner E

更新日期：2008-01-01 00:00:00

abstract：:The objective of the present study was to investigate the relationship between hair essential trace element and mineral content and ADHD in preschool (4-6 years old) and primary school children (6-10 years old) in relation to age and gender. Hair essential trace element and mineral content in 90 Russian children with ...

journal_title：Biological trace element research

authors： Tinkov AA,Mazaletskaya AL,Ajsuvakova OP,Bjørklund G,Huang PT,Chernova LN,Skalny AA,Skalny AV

更新日期：2020-08-01 00:00:00

abstract：:The metabolic thermograms and heat output of mitochondria isolated from carp liver have been determined by using an LKB bioactivity monitor. The thermogram can be divided into four parts: the lag phase, active recovery phase, stationary phase, and decline phase. The thermokinetic equation was established for the activ...

journal_title：Biological trace element research

authors： Chen C,Liu Y,Zhou J,Xu H,Qu S

更新日期：1997-10-01 00:00:00

abstract：:Glutathione peroxidase (GPx) is the prototypical eukaryotic selenoprotein, with the rare amino acid selenocysteine (Sec) at the enzyme active site, encoded by the UGA codon in RNA. A DNA virus, Molluscum contagiosum, has now been shown to encode a functional selenium-dependent GPx enzyme. Using modifications of conven...

journal_title：Biological trace element research

authors： Zhang W,Ramanathan CS,Nadimpalli RG,Bhat AA,Cox AG,Taylor EW

更新日期：1999-11-01 00:00:00

abstract：:In vitro distribution of aluminium between plasma and erythrocytes has been studied in the presence of variable amounts of sodium L-glutamate. With a red blood cell suspension in isotonic sodium chloride, aluminium remains confined in erythrocytes even when the sodium L-glutamate concentration increases in the medium....

journal_title：Biological trace element research

authors： Deloncle R,Guillard O,Clanet F,Courtois P,Piriou A

更新日期：1990-04-01 00:00:00

abstract：:Neutron activation analysis (NAA) methodology was applied for the certification of eight trace elements (As, Co, Cr, Cu, Hg, Mn, Se, and Zn) in a plankton reference material (CRM 414) prepared by the BCR of the Commission of the European Communities. Average concentrations (micrograms/g dry wt) and standard deviations...

journal_title：Biological trace element research

authors： Grimanis AP,Vassilaki-Grimani M

更新日期：1994-10-01 00:00:00

abstract：:Chronic alcoholics frequently show associated malnutrition. Both ethanol and malnutrition exert profound changes on zinc and copper metabolism. In this study, we found higher hair zinc and copper values in 43 male alcoholics than in 39 controls. Hair copper was significantly related to the amount of ethanol consumed, ...

journal_title：Biological trace element research

authors： González-Reimers E,Alemán-Valls MR,Barroso-Guerrero F,Santolaria-Fernández F,López-Lirola A,García-Valdecasas CE,Jarque-López A,Rodríguez-Gaspar M

更新日期：2002-03-01 00:00:00

abstract：:Naphthalene-1-acetic acid (HNAA), dichlorophenoxy acetic acid (HDAA), and indole-3-acetic acid (HIAA) are auxinhormones that can affect the growth of plants. The lanthanide complexes of the above auxinhormone LnA3 x 3H2O (Ln = La3+, Ce3+, Sm3+, Er3+, Yb3+; HA = HNAA, HDAA, HIAA; A = NAA-, DAA-, IAA-) were synthesized ...

journal_title：Biological trace element research

authors： Wenmian H,Jian F,Zhengzhi Z

更新日期：1998-07-01 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

authors： González MA,Bernal CA,Mahieu S,Carrillo MC

更新日期：2009-02-01 00:00:00

abstract：:Colon cancer in men and breast cancer in women are regarded as major health burdens, accounting for majority of cancer diagnoses globally. Doxorubicin (DOX) resistance in breast and colon cancers represents the main reason of unsuccessful therapy. The rationale of this study is to explore whether selenium nanoparticle...

journal_title：Biological trace element research

authors： Abd-Rabou AA,Ahmed HH,Shalby AB

更新日期：2020-02-01 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

authors： Peng L,Weiying Z,Xi L,Xiaojuan C,Chaocan Z

更新日期：2007-11-01 00:00:00

abstract：:Among the trace elements, zinc is one of the most used elements in biological systems. Zinc is found in the structure of more than 2700 enzymes, including hydrolases, transferases, oxyreductases, ligases, isomerases, and lyases. Not surprisingly, it is present in almost all body cells. Preserving the stability and int...

journal_title：Biological trace element research

authors： Baltaci AK,Yuce K,Mogulkoc R

更新日期：2018-05-01 00:00:00

abstract：:Lipid disturbance induced by high-fat diet is a worldwide problem, and it can induce inflammation and oxidative stress in vivo. Zinc is considered as an antioxidant, anti-inflammatory agent. Since matrix metalloprotease 2 (MMP2) and matrix metalloprotease 9 (MMP9)'s expressions are changed under many pathological cond...

journal_title：Biological trace element research

authors： Xu C,Huang Z,Liu L,Luo C,Lu G,Li Q,Gao X

更新日期：2015-12-01 00:00:00

abstract：:The arsenic (As) hazardous quotient was estimated based on concentration of As in drinking water and scalp hair of male subjects of two age groups (n=360) consuming As contaminated water at different levels and non-contaminated drinking water. The total As concentrations in drinking water of less-exposed (LE) and high...

journal_title：Biological trace element research

authors： Baig JA,Kazi TG,Shah AQ,Afridi HI,Khan S,Kolachi NF,Kandhro GA,Wadhwa SK,Shah F

更新日期：2011-11-01 00:00:00

abstract：:Long-term diabetes mellitus can induce osteopenia and osteoporosis, an increase in the incidence of low-stress fractures, and/or delayed fracture healing. Strontium ranelate (SrR) is a dual-action anti-osteoporotic agent whose use in individuals with diabetic osteopathy has not been adequately evaluated. In this study...

journal_title：Biological trace element research

authors： Álvarez-Lloret P,Fernández JM,Molinuevo MS,Lino AB,Ferretti JL,Capozza RF,Cortizo AM,McCarthy AD

更新日期：2018-12-01 00:00:00

abstract：:It is well known that rare earth elements (REEs) have come into extensive use in a number of fields. As a result, REEs are becoming closely related to human's daily life. However, until now, the distributions of REEs in the brain are not yet very clear. In this study, Sprague-Dawley male rats were intraperitoneally in...

journal_title：Biological trace element research

authors： Xiao H,Zhang Z,Li F,Feng L,Li Z,Yang J,Chai Z

更新日期：2005-04-01 00:00:00

abstract：:A simple, eco-friendly, green routine co-precipitation method was experimented to synthesize iron nanoparticles (Fe-NPs) using the cell-free supernatant of actinobacteria. The biosynthesized nanoparticles were characterized by UV-Vis spectroscopy, X-ray diffractometer (XRD), energy-dispersive X-ray (EDX), scanning ele...

journal_title：Biological trace element research

authors： Rajeswaran S,Somasundaram Thirugnanasambandan S,Dewangan NK,Moorthy RK,Kandasamy S,Vilwanathan R

更新日期：2020-03-01 00:00:00