Showing 1-30 of 127 resultados for "gf35297938"
Catherine F M Bowden et al.
Biochemistry, 53(14), 2286-2294 (2014-03-22)
The Isd (iron-regulated surface determinant) system is a multiprotein transporter that allows bacterium Staphylococcus aureus to take up iron from hemoglobin (Hb) during human infection. In this system, IsdB is a cell wall-anchored surface protein that contains two near iron...
Crystal D Karakochuk et al.
The Journal of nutrition, 145(1), 134-142 (2014-12-21)
Anemia is common in Cambodian women. Potential causes include micronutrient deficiencies, genetic hemoglobin disorders, inflammation, and disease. We aimed to investigate factors associated with anemia (low hemoglobin concentration) in rural Cambodian women (18-45 y) and to investigate the relations between...
Non-intravenous approaches to iron therapy in chronic kidney disease: will it improve the benefit-to-risk ratio?
Anatole Besarab
Nephrology news & issues, 28(2), 12-12 (2014-03-22)
Vivek Kumar Srivastava et al.
The Biochemical journal, 463(1), 103-114 (2014-07-06)
Iron is an essential nutrient for all living organisms and human pathogens employ a battery of factors to scavenge iron from the high-affinity iron-binding host proteins. In the present study, we have elucidated, via a candidate gene approach, major iron...
Lucie Y Guo et al.
Experimental eye research, 129, 31-37 (2014-12-03)
Age-related macular degeneration (AMD) is the most common cause of blindness among older adults in developed countries, and retinal iron accumulation may exacerbate the disease. Iron can upregulate the production of amyloid precursor protein (APP). Since amyloid-β (Aβ), a byproduct...
Jun-Won Jang et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 59(12), 2503-2507 (2009-06-23)
Zero valent iron has been successfully used for the degradation of a wide range of contaminants. However, this reaction of using ZVI particle produces a large quantity of iron sludge. To solve the problem, we report the synthesis of self-organized...
Koichiro Uto et al.
Journal of nanoscience and nanotechnology, 14(4), 3193-3201 (2014-04-17)
(Apo)ferritins are cage-shaped proteins which have recently received a great deal of attention because the inner cavity of the protein shell can be used as a size-restricted reaction field for the synthesis of nanomaterials. The biomineralization behavior and inorganic nanoparticle...
Sandra Isabel Escobar-Megchún et al.
Journal of water and health, 12(4), 722-726 (2014-12-05)
This study relates to a method for evaluating the degradation efficiency of Ascaris lumbricoides eggs through a Fenton reaction, using hydrogen peroxide (H2O2) at 100, 250, and 500 mg/L, ferrous sulfate (FeSO4) at 458 mg/L Fe(2+) and pH values of...
Florence Lima et al.
Environmental and molecular mutagenesis, 55(3), 266-277 (2014-04-12)
DNA methylation is an epigenetic mechanism that drives phenotype and that can be altered by environmental exposures including radiation. The majority of human radiation exposures occur in a relatively low dose range; however, the biological response to low dose radiation...
Céline Termote et al.
Food and nutrition bulletin, 35(4), 458-479 (2015-02-03)
Wild foods and their actual and potential contributions to nutrition security have rarely been studied or considered in nutrition and conservation programs. To study the role of wild food biodiversity in achieving a cost reduction of a nutritionally adequate diet...
The role of intravenous iron for the treatment of restless legs syndrome.
Michael Auerbach
American journal of hematology, 89(10), 1016-1016 (2014-08-05)
Shuichi Sekine et al.
Toxicology and applied pharmacology, 282(3), 237-243 (2014-12-30)
Patients with long-lasting hepatitis C virus (HCV) infection are at major risk of hepatocellular carcinoma (HCC). Iron accumulation in the livers of these patients is thought to exacerbate conditions of oxidative stress. Transgenic mice that express the HCV core protein...
Oliver M Theusinger
Praxis, 103(21), 1257-1262 (2014-10-12)
Blood transfusions are in general considered as lifesaving. Current data and evidence show, that blood transfusions are associated with increased morbidity and mortality, and this apparently dose-dependent. Basic research and results from randomized controlled trials show a causal relationship between...
Ewelina Łukaszyk et al.
Przeglad lekarski, 71(2), 95-97 (2014-07-16)
Subclinical inflammation is one of the key mechanisms responsible for the development and progression of chronic kidney disease. It may stem from uremia, ongoing inflammation in kidney as well as latent bacterial and viral infections. Inflammation also plays a significant...
Courtni E Allen et al.
Journal of bacteriology, 197(3), 553-562 (2014-11-19)
The use of hemin iron by Corynebacterium diphtheriae requires the DtxR- and iron-regulated ABC hemin transporter HmuTUV and the secreted Hb-binding protein HtaA. We recently described two surface anchored proteins, ChtA and ChtC, which also bind hemin and Hb. ChtA...
Antonino Missineo et al.
Infection and immunity, 82(6), 2448-2459 (2014-04-02)
Staphylococcus lugdunensis is a coagulase-negative staphylococcus that is a commensal of humans and an opportunistic pathogen. It can cause a spectrum of infections, including those that are associated with the ability to form biofilm, such as occurs with endocarditis or...
Alexander Liberman et al.
The Journal of surgical research, 190(2), 391-398 (2014-06-29)
High intensity-focused ultrasound (HIFU) is an alterative ablative technique currently being investigated for local treatment of breast cancer and fibroadenomas. Current HIFU therapies require concurrent magnetic resonance imaging monitoring. Biodegradable 500 nm perfluoropentane-filled iron-silica nanoshells have been synthesized as a sensitizing...
V N Marty et al.
Radiation research, 182(6), 653-665 (2014-11-18)
The evaluation of potential health risks associated with neuronal exposure to space radiation is critical for future long duration space travel. The purpose of this study was to evaluate and compare the effects of low-dose proton and high-energy charged particle...
[Cutting-edge of medicine; iron metabolism--recent findings].
Hideo Harigae
Nihon Naika Gakkai zasshi. The Journal of the Japanese Society of Internal Medicine, 102(10), 2699-2704 (2014-01-10)
Yingxun Liu et al.
Journal of biomedical nanotechnology, 10(8), 1574-1587 (2014-07-16)
To evaluate the effects of iron oxide nanoparticles on genes from different cell lines in this study, mouse macrophage RAW264.7 and hepatocyte Hepa1-6 cell lines were treated with DMSA-coated Fe3O4 nanoparticles. Two doses were used, 50 microg/mL and 100 microg/mL...
Biochemistry. Fishing for peroxidase protons.
John T Groves et al.
Science (New York, N.Y.), 345(6193), 142-143 (2014-07-12)
Satoshi Wakai et al.
Microbial ecology, 68(3), 519-527 (2014-05-28)
Elemental iodine is produced in Japan from underground brine (fossil salt water). Carbon steel pipes in an iodine production facility at Chiba, Japan, for brine conveyance were found to corrode more rapidly than those in other facilities. The corroding activity...
Microcytic anemia.
Thomas G DeLoughery
The New England journal of medicine, 371(14), 1324-1331 (2014-10-02)
Mohiee El-Deen El-Aziz Awad et al.
Journal of the Egyptian Society of Parasitology, 44(3), 695-708 (2015-02-04)
This study assessed the diagnostic approaches of Helicobacter pylori (IP)-associated iron deficiency (ID) and anemia (IDA) in children with dyspeptic symptoms and evaluated the effect of simultaneous anti-H. pylori (anti-HIP) therapy and oral iron in comparison with each of anti?...
Angelo Belotti et al.
Leukemia research, 39(1), 88-91 (2014-12-02)
We analyzed appearance of non transferrin bound iron (NTBI) in 30 transplant eligible patients with acute myeloid leukemia (AML) and acute lymphoblastic leukemia (ALL) during conventional chemotherapy treatment program and evaluated possible relationship with transfusional body iron intake, iron parameters...
Maria Wilhelm et al.
Clinical nephrology, 81(4), 251-258 (2014-03-25)
Hyperphosphatemia in advanced chronic kidney disease (CKD) necessitates the use of phosphate binders. This in vitro study assessed phosphate binding and Fe release properties of the novel iron-based phosphate binder PA21. Phosphate adsorption and Fe release were assessed under conditions...
Diane M DellaValle et al.
Food and nutrition bulletin, 35(4), 431-439 (2015-02-03)
Iron deficiency is the most common nutrient deficiency worldwide. Large intakes of micronutrient-poor staple crops, coupled with low intakes of highly bioavailable dietary iron, are a major cause of this deficiency. To examine the concentration and relative bioavailability of iron...
Mitchell R Olson et al.
Chemosphere, 114, 144-149 (2014-08-13)
Polychlorinated biphenyls (PCBs) are well-known for being hydrophobic and persistent in the environment. Although many treatment approaches have been demonstrated to result in degradation of PCBs in water or water/cosolvent systems, few examples exist where such approaches have been applied...
Lucia Banci et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(17), 6203-6208 (2014-04-16)
Monothiol glutaredoxins play a crucial role in iron-sulfur (Fe/S) protein biogenesis. Essentially all of them can coordinate a [2Fe-2S] cluster and have been proposed to mediate the transfer of [2Fe-2S] clusters from scaffold proteins to target apo proteins, possibly by...
Vitria Adisetiyo et al.
Radiology, 272(2), 524-532 (2014-06-18)
To comprehensively assess brain iron levels in typically developing control subjects and patients with attention deficit hyperactivity disorder (ADHD) when psychostimulant medication history is accounted for. This prospective study was approved by the institutional review board, and informed consent was...

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