Essential and Potentially Toxic Elements from Brazilian Geopropolis Produced by the Stingless Bee Melipona quadrifasciata anthidioides Using ICP OES.

abstract：:Parenteral administration of mercuric chloride (HgCl2) to rats enhanced lipid peroxidation in liver, kidney, lung, testis, and serum (but not in heart, spleen, or muscle), as measured by the thiobarbituric acid reaction for malondialdehyde (MDA) in fresh tissue homogenates and body fluids. After sc injection of HgCl2 ...

journal_title：Biological trace element research

authors： Huang YL,Cheng SL,Lin TH

更新日期：1996-05-01 00:00:00

abstract：:To better understand the relationship between prenatal exposure to heavy metals and trace elements and the risk of adverse pregnancy outcomes, we investigated the status of heavy metals and trace elements level in a Chinese population by collecting umbilical cord blood. Umbilical cord blood heavy metals and trace elem...

journal_title：Biological trace element research

authors： Zheng G,Zhong H,Guo Z,Wu Z,Zhang H,Wang C,Zhou Y,Zuo Z

更新日期：2014-09-01 00:00:00

abstract：:The effects of environmental lead on the immune system of young children were assessed by determining the peripheral blood lymphocytes CD3+, CD4+, CD8+, B(CD19+) counts, and natural killer (CD16+CD56+) cells in 35 preschool children whose mean blood lead level was 140.6 microg/L. The results were compared to an age- a...

journal_title：Biological trace element research

authors： Li S,Zhengyan Z,Rong L,Hanyun C

更新日期：2005-07-01 00:00:00

abstract：:Strontium stimulates cartilage matrix formation in vitro. However, the mechanisms governing these effects have not yet been extensively reported. In this study, chondrocytes were isolated from rat articular cartilage by enzymatic digestion and cultured for 24-72 h with 1-5 mM strontium. We investigated the effects of ...

journal_title：Biological trace element research

authors： Wang J,Zhu X,Liu L,Shi X,Yin L,Zhang Y,Li X,Wang Z,Liu G

更新日期：2013-06-01 00:00:00

abstract：:Tomato quality and its potential health benefits are directly related to its chemical composition. The characterization of nutritional properties of Solanum germplasm is essential to choose suitable donor parents for breeding programs. In this sense, wild species could be very useful for tomato fruit quality genetic i...

journal_title：Biological trace element research

authors： Fernández-Ruiz V,Olives AI,Cámara M,Sánchez-Mata Mde C,Torija ME

更新日期：2011-06-01 00:00:00

abstract：:Attempts were made to promote germination of natural aged rice seeds by treating them with lanthanum nitrate. In tests to measure the germination rate, germination index, and vigor index of natural aged rice seeds were found to be significantly increased by lanthanum. It is treating aged rice seed with lanthanum nitra...

journal_title：Biological trace element research

authors： Fashui H,Zhenggui W,Guiwen Z

更新日期：2000-07-01 00:00:00

abstract：:Nickel (Ni) has not been elucidated as an essential mineral in dairy animals, though in plants and lower organisms, its role in activation of urease enzyme is well known. This study was conducted to evaluate the effect of Ni supplementation on intake, growth performance, urease activity, antioxidant and immune status,...

journal_title：Biological trace element research

authors： Singh A,Kumar M,Kumar V,Roy D,Kushwaha R,Vaswani S,Kumar A

更新日期：2019-07-01 00:00:00

abstract：:Some studies have found that nano-sized titanium dioxide (nano-TiO2) has adverse effects on the male reproductive system. Blood-testis barrier (BTB), as one of the tightest blood-tissue restriction, is crucial to the male reproductive system. However, the potential effects on BTB and signaling pathway changes in testi...

journal_title：Biological trace element research

authors： Lu T,Ling C,Hu M,Meng X,Deng Y,An H,Li L,Hu Y,Wang H,Song G,Guo S

更新日期：2020-09-29 00:00:00

abstract：:Numerous experiments in vitro and in vivo have shown that an appropriate increase intake of silicon can facilitate the synthesis of collagen and its stabilization and promote the differentiation and mineralization of osteoblasts. In this study, we examined whether ortho-silicic acid restrains the differentiation of os...

journal_title：Biological trace element research

authors： Ma W,Wang F,You Y,Wu W,Chi H,Jiao G,Zhang L,Zhou H,Wang H,Chen Y

更新日期：2020-07-16 00:00:00

abstract：:Few studies have evaluated the biomarker changes of fluoride exposure. In order to explore early and sensitive indicators, animal experiment was designed. Ninety-six healthy SD rats (48 males and 48 females) weighing approximately 60 g were randomly divided into six groups of 16 animals each by gender average. Control...

journal_title：Biological trace element research

authors： He H,Wang H,Han M,Jiao Y,Ma C,Zhang H,Zhou Z

更新日期：2014-07-01 00:00:00

abstract：:Arsenic, a potent environmental toxic agent, causes various hazardous effects on human health. This study was performed to evaluate the protective effects of edible marine algae, Laminaria japonica and Porphyra haitanensis, on subchronic stress of rats induced by arsenic trioxide (As2O3). The co-treatment of marine al...

journal_title：Biological trace element research

authors： Jiang Y,Wang L,Yao L,Liu Z,Gao H

更新日期：2013-09-01 00:00:00

abstract：:The effects of cobaltous chloride in inducing chromosomal aberrations were observed on laboratory bred mice in vivo after single oral administration of different fractions (1/10, 1/20, 1/40) of the lethal toxic dose of the salt. Bone marrow cells were flushed out and processed for chromosome studies following colchici...

journal_title：Biological trace element research

authors： Palit S,Sharma A,Talukder G

更新日期：1991-05-01 00:00:00

abstract：:This report explains the employing of a combination test of traditional cell culture with a quantitative real-time PCR for assessment of the antiviral effect of zinc sulfate (ZnSO4) on herpes simplex virus (HSV)-infected Vero cells. Our evidence showed that the treatment with 0.3 mM ZnSO4 strongly inhibited the replic...

journal_title：Biological trace element research

authors： Fani M,Khodadad N,Ebrahimi S,Nahidsamiei R,Makvandi M,Teimoori A,Langari H

更新日期：2020-02-01 00:00:00

abstract：:Plasma and erythrocyte lipid peroxidation levels of 20 patients with histopathologically confirmed testis cancer and 20 healthy control individuals were studied between November 1995 and June 1997. The group with testis cancer had a mean age of 24.8+/-8.2 yr and the control group's mean age was 28.3+/-6.9 yr. Stage di...

journal_title：Biological trace element research

authors： Oztürk B,Güven M,Arpaci F,Kömürcü S,Ozet A,Beyzadeoğlu M

更新日期：2000-02-01 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：: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：:Cadmium concentrations were determined in the hair of 226 school children in an industrial and in a rural area of Tarragona Province (NE Spain). The influence of sex, age, hair color, smoking habits of the household members, and parents' occupation on the children's hair cadmium levels was also evaluated. Children liv...

journal_title：Biological trace element research

authors： Bosque MA,Domingo JL,Llobet JM,Corbella J

更新日期：1991-02-01 00:00:00

abstract：:Decreased expression and increased phosphorylation of Forkhead box o1 (Foxo1) in ameloblasts were observed both in vivo and in vitro when treated by fluoride. The present study aims to investigate the possible relationship between Foxo1 and enamel matrix proteinases, matrix metalloproteinase 20 (MMP20), and kallikrein...

journal_title：Biological trace element research

authors： Li J,Wang P,Gao J,Fei X,Liu Y,Ruan J

更新日期：2018-12-01 00:00:00

abstract：:Selenium selenate was administered to streptozotocin-induced diabetic rats to assess its effects on the detrusor muscle. Thirty-two rats were divided into four groups of eight subjects each. The study animals were made diabetic by means of a single intravenous injection of streptozotocin (STZ). The responsiveness of t...

journal_title：Biological trace element research

authors： Gür S,Cinel I

更新日期：2003-07-01 00:00:00

abstract：:The effect of certain inorganic and coordinated nickel compounds on the resistance to different destructive substances, rheological properties, and functional activity of healthy human red blood cells (RBC), was investigated. It is shown that nickel compounds affect the erythrocyte membrane lipid bilayer, as well as m...

journal_title：Biological trace element research

authors： Tkeshelashvili LK,Tsakadze KJ,Khulusauri OV

更新日期：1989-07-01 00:00:00

abstract：:The present study was designed to investigate the effect of mercuric chloride administration on copper, zinc, and iron concentrations in the liver, kidney, lung, heart, spleen, and muscle of rats. The results showed that after dose and time exposure to mercuric chloride, the concentration of mercury in the six tissues...

journal_title：Biological trace element research

authors： Huang YL,Lin TH

更新日期：1997-07-01 00:00:00

abstract：:This study was performed to determine the effects of selenium supplementation on clinical symptoms and gene expression related to inflammatory markers in infertile women with polycystic ovary syndrome (PCOS) who were candidate for in vitro fertilization (IVF). Thirty-six women candidate for IVF were recruited in this ...

journal_title：Biological trace element research

authors： Heidar Z,Hamzepour N,Zadeh Modarres S,Mirzamoradi M,Aghadavod E,Pourhanifeh MH,Asemi Z

更新日期：2020-02-01 00:00:00

abstract：:Addition of zinc lowers the toxicity level of cadmium in cultured CHO cells. Cell survival and protein synthesis were used to measure the cellular toxicity of cadmium.(109)Cd was used to measure cadmium uptake by the cells. The results suggest that these class IIB transition metals, zinc and cadmium, share a common tr...

journal_title：Biological trace element research

authors： Huang PC,Smith B,Bohdan P,Corrigan A

更新日期：1980-09-01 00:00:00

abstract：:The objective of this study was to investigate the effects of dietary supplemental chromium (Cr) on growth performance, carcass traits, and meat quality of broilers reared under heat stress. A total of 252 1-d-old Cobb 500 commercial female broilers were randomly allotted by body weight (BW) to one of six replicate ca...

journal_title：Biological trace element research

authors： Huang Y,Yang J,Xiao F,Lloyd K,Lin X

更新日期：2016-03-01 00:00:00

abstract：:Copper oxide nanoparticles (CuONPs) are widely used in several products and their release into the environment can cause toxicity to major food crops. In this study, toxic responses as a result of CuONPs exposure were studied in soybean (Glycine max L.) seedlings. The plants were grown in 1/2 strength Murashige and Sk...

journal_title：Biological trace element research

authors： Nair PM,Chung IM

更新日期：2014-12-01 00:00:00

abstract：:The effect of low copper and high zinc intakes on Cu,Zn-superoxide dismutase (Cu,Zn-SOD) activity and mammary tumorigenesis induced by 9,10-dimethyl-1,2-benzanthracene (DMBA) was investigated. Groups of 40 weanling female Sprague-Dawley rats were fed a modified AIN-76 diet containing the following (/kg diet): 1 mg Cu ...

journal_title：Biological trace element research

authors： Fischer PW,Campbell JS,Giroux A

更新日期：1991-07-01 00:00:00

abstract：:The new range of sealed-tube neutron generators developed by SODERN appears to be appropriate for the industrial environment. The main characteristics are the high emission stability during the very long lifetime of the tube, flexible pulsed mode capability, safety in operation with no radiation in "off" state, and th...

journal_title：Biological trace element research

authors： Bach P,Cluzeau S,Lambermont C

更新日期：1994-10-01 00:00:00

abstract：:The effects of long-term oral administration of magnesium sulfate and insulin on hyperglycemia were investigated using Akt2 and IRS1 gene expression methods in streptozotocin-induced diabetic rats. Fifty rats were randomly divided into five experimental groups: 1, non-diabetic control (NDC); 2, Mg2+-treated non-diabet...

journal_title：Biological trace element research

authors： Kamran M,Kharazmi F,Malekzadeh K,Talebi A,Khosravi F,Soltani N

更新日期：2019-08-01 00:00:00

abstract：:The accumulation of cadmium, its affinity for metallothioneins (MTs), and its relation to copper, zinc, and selenium were investigated in the experimental mudpuppy Necturus maculosus and the common toad Bufo bufo captured in nature. Specimens of N. maculosus were exposed to waterborne Cd (85 μg/L) for up to 40 days. E...

journal_title：Biological trace element research

authors： Dobrovoljc K,Falnoga I,Žnidarič MT,Mazej D,Ščančar J,Bulog B

更新日期：2012-12-01 00:00:00

abstract：:One hundred and eighty Kunming mice were allotted to three groups in a randomized complete block design, including two treatments and one control. Mice in group 1 were fed a basal diet as control, while mice in groups 2 and 3 were fed the basal diet supplemented with 0.2 mg/kg selenium as sodium selenite (SS) or selen...

journal_title：Biological trace element research

authors： Qin S,Huang B,Ma J,Wang X,Zhang J,Li L,Chen F

更新日期：2015-06-01 00:00:00