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J C González-Vega et al.
Journal of animal science, 93(5), 2255-2264 (2015-05-29)
An experiment was conducted to test the hypothesis that differences in the apparent total tract digestibility (ATTD) and standardized total tract digestibility (STTD) of Ca exist among Ca supplements and that inclusion of microbial phytase increases the ATTD and STTD
Silvestro A Ruffolo et al.
The Science of the total environment, 502, 157-166 (2014-09-27)
The Cathedral of Seville is one of the most important buildings in the whole of southern Spain. It suffers, like most of the historical buildings located in urban environments, from several degradation phenomena related to the high pollution level. Undoubtedly
Shujun Chen et al.
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA, 33(11), 1033-1040 (2015-09-24)
This study investigated the effects of some alkalinity sources on the stability of anaerobic digestion (AD) from food waste (FW). Four alkalinity sources, namely lime mud from papermaking (LMP), waste eggshell (WES), CaCO3 and NaHCO3, were applied as buffer materials
Marta Diaz-Herraiz et al.
Scientific reports, 3, 1440-1440 (2013-03-15)
The paintings from Tomba della Scimmia, in Tuscany, are representative of the heavy bacterial colonization experienced in most Etruscan necropolises. The tomb remained open until the late 70's when it was closed because of severe deterioration of the walls, ceiling
Laura C Foster et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(23), 9273-9276 (2013-05-22)
Predicting the impact of ongoing anthropogenic CO2 emissions on calcifying marine organisms is complex, owing to the synergy between direct changes (acidification) and indirect changes through climate change (e.g., warming, changes in ocean circulation, and deoxygenation). Laboratory experiments, particularly on
Filipe Natalio et al.
Science (New York, N.Y.), 339(6125), 1298-1302 (2013-03-16)
Silicatein-α is responsible for the biomineralization of silicates in sponges. We used silicatein-α to guide the self-assembly of calcite "spicules" similar to the spicules of the calcareous sponge Sycon sp. The self-assembled spicules, 10 to 300 micrometers (μm) in length
Muthusamy Govarthanan et al.
Chemosphere, 109, 42-48 (2014-05-31)
This study was aimed at assess the potential of diazotrophic bacteria, Herbaspirillum sp. GW103, for bioleaching of Cu in mine soil. The strain exhibited resistance to As (550mgL(-1)), Cu (350mgL(-1)), Zn (300mgL(-1)) and Pb (200mgL(-1)). The copper resistance was further
Hussein A Tawbi et al.
Cancer chemotherapy and pharmacology, 72(5), 1143-1147 (2013-09-17)
Gastric upset is a common side effect of nilotinib therapy, and calcium carbonate is frequently used concomitantly, either as antacid or as calcium supplementation. With the increasing number of oral agents in cancer therapy, oral drug-drug interactions are becoming more
A Argilés et al.
Current opinion in nephrology and hypertension, 5(4), 329-336 (1996-07-01)
It is well known that hyperparathyroidism begins early in renal failure and progresses, probably not linearly, throughout the natural course of renal diseases and dialysis therapy. Recent progress in basic medical science has improved our understanding of the mechanisms by
Clara T Bolton et al.
Nature, 500(7464), 558-562 (2013-08-30)
Coccolithophores are marine algae that use carbon for calcification and photosynthesis. The long-term adaptation of these and other marine algae to decreasing carbon dioxide levels during the Cenozoic era has resulted in modern algae capable of actively enhancing carbon dioxide
Carlos H Larramendi et al.
Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology, 110(5), 335-339 (2013-04-30)
Nondietary exposure to milk proteins may be a risk for children who do not outgrow milk allergy by school age. To study the allergenicity of casein containing chalk. A 6-year-old, milk allergic child developed asthma and rhinoconjunctivitis while in school.
Ana B Santoro et al.
British journal of clinical pharmacology, 78(5), 1067-1075 (2014-06-10)
To evaluate the impact of genetic polymorphisms in uridine 5'-glucuronosylytansferases UGT1A1 and UGT1A3 and iodothyronine-deiodinases types 1 and 2 on levothyroxine (T4 ; 3,5,3',5'-triiodo-L-thyronine) dose requirement for suppression of thyrotropin (TSH) secretion in patients with differentiated thyroid cancer (DTC). Patients
Liliana Astachov et al.
Frontiers in bioscience (Landmark edition), 16, 458-471 (2011-01-05)
Stem cell development and fate decisions are dictated by the microenvironment in which the stem cell is embedded. Among the advanced goals of tissue engineering is the creation of a microenvironment that will support the maintenance and differentiation of the
Praveen K Mandapalli et al.
Drug delivery, 21(8), 605-614 (2013-12-18)
The objective of this study is to investigate the influence of charge of model small molecules on their encapsulation and release behavior in layer-by-layer microcapsules (LbL-MC). Poly(styrene sulfonate) and poly(ethylene imine) were sequentially adsorbed on calcium carbonate sacrificial templates to
Pedram Fatehi et al.
Carbohydrate polymers, 94(1), 531-538 (2013-04-03)
In this work, we aimed at adsorbing the oligo-sugars of prehydrolysis liquor on precipitated calcium carbonate (PCC) to produce modified PCC. The results showed that the adsorptions of oligo-sugars, lignin and furfural were greater on porous PCC (PCC2) than on
Madeeha Riaz et al.
Journal of materials science. Materials in medicine, 26(12), 268-268 (2015-10-29)
The antibacterial activity of ZnO (0-15.53 mol%) based SiO2-CaO-P2O5-Na2O-CaF2 bioactive glass-ceramics synthesized by controlled crystallisation were studied against eight micro-organisms using modified Kirby Bauer method. The antibacterial activity of the specimens was statistically evaluated using one-way analysis of variance and
Massimiliano Tattini et al.
The New phytologist, 207(3), 613-626 (2015-03-19)
The hypothesis was tested that isoprenoids and phenylpropanoids play a prominent role in countering photooxidative stress, following the depletion of antioxidant enzyme activity in plants exposed to severe drought stress under high solar irradiance and high temperatures. Platanus × acerifolia
Daniel E Roth et al.
Trials, 16, 300-300 (2015-07-15)
Vitamin D regulates bone mineral metabolism and skeletal development. Some observational studies have suggested that prenatal vitamin D deficiency increases the risk of adverse pregnancy and/or birth outcomes; however, there is scant evidence from controlled trials, leading the World Health
Matthew S Lachniet et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(23), 9255-9260 (2013-05-22)
The dominant controls on global paleomonsoon strength include summer insolation driven by precession cycles, ocean circulation through its influence on atmospheric circulation, and sea-surface temperatures. However, few records from the summer North American Monsoon system are available to test for
David Pastorino et al.
Acta biomaterialia, 28, 205-214 (2015-09-20)
Characterization of the intricate pore structure of calcium phosphate cements is a key step to successfully link the structural properties of these synthetic bone grafts with their most relevant properties, such as in vitro or in vivo behaviour, drug loading
M Azizur Rahman et al.
PloS one, 8(3), e58781-e58781 (2013-03-26)
An organic matrix consisting of a protein-polysaccharide complex is generally accepted as an important medium for the calcification process. While the role this "calcified organic matrix" plays in the calcification process has long been appreciated, the complex mixture of proteins
Jane A Cauley et al.
Journal of women's health (2002), 22(11), 915-929 (2013-10-18)
Clinical outcomes of the Women's Health Initiative (WHI) calcium plus vitamin D supplementation trial have been reported during 7.0 years of active intervention. We now report outcomes 4.9 years after the intervention stopped and cumulative findings. Postmenopausal women (N=36,282) were
Joshua R Lewis et al.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research, 30(1), 165-175 (2014-07-22)
Calcium supplementation, particularly with vitamin D, has been an approved public health intervention to reduce fracture risk. Enthusiasm for this intervention has been mitigated by meta-analyses suggesting that calcium supplementation with or without vitamin D increases myocardial infarction (MI) risk;
Svetlana Trifunović et al.
Endocrine, 47(3), 869-877 (2014-04-23)
The hypothalamic-pituitary somatotropic system plays a pivotal role in the regulation of physiological processes and metabolism, which is modulated by gonadal steroids. Considering that genistein belongs to the phytoestrogen family and acts via similar mechanisms to estrogens, the present study
Jie Xu et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(44), 17750-17755 (2013-10-16)
Dolomite and magnesite are simple anhydrous calcium and/or magnesium carbonate minerals occurring mostly at Earth surfaces. However, laboratory synthesis of neither species at ambient temperature and pressure conditions has been proven practically possible, and the lack of success was assumed
[Rare gallstone (calcium carbonate calculus)].
K Goto et al.
Ryoikibetsu shokogun shirizu, (9)(9), 418-420 (1996-01-01)
Mirosława Różycka et al.
PloS one, 9(12), e114308-e114308 (2014-12-10)
Fish otoliths, biominerals composed of calcium carbonate with a small amount of organic matrix, are involved in the functioning of the inner ear. Starmaker (Stm) from zebrafish (Danio rerio) was the first protein found to be capable of controlling the
Christopher T Parsons et al.
Environmental pollution (Barking, Essex : 1987), 178, 254-263 (2013-04-17)
Arsenic contamination of floodplain soils is extensive and additional fresh arsenic inputs to the pedosphere from human activities are ongoing. We investigate the cumulative effects of repetitive soil redox cycles, which occur naturally during flooding and draining, on a calcareous
Shweta Sharma et al.
Colloids and surfaces. B, Biointerfaces, 133, 120-139 (2015-06-22)
Over the recent years the use of biocompatible and biodegradable nanoparticles in biomedicine has become a significant priority. Calcium based ceramic nanoparticles like calcium phosphate (CaP) and calcium carbonate (CaCO3) are therefore considered as attractive carriers as they are naturally
Rowan T Chlebowski et al.
Journal of the Academy of Nutrition and Dietetics, 113(10), 1302-1310 (2013-08-21)
Low vitamin D intake and levels have been associated with increased joint symptoms in some observational studies but the findings are mixed and evidence from randomized trials sparse. To evaluate the influence of supplemental calcium and vitamin D on joint
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