elements

Summary

Summary: Substances that comprise all matter. Each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge, but may differ in mass or number of neutrons.

Top Publications

  1. Barandovski L, Cekova M, Frontasyeva M, Pavlov S, Stafilov T, Steinnes E, et al. Atmospheric deposition of trace element pollutants in Macedonia studied by the moss biomonitoring technique. Environ Monit Assess. 2008;138:107-18 pubmed
    ..were collected in September-October 2002 at 73 sites evenly distributed over the country, and a total of 43 elements were determined by instrumental neutron activation analysis and atomic absorption spectrometry...
  2. Grant C, Lalor G, Fletcher H, Potter T, Vutchkov M, Reid M. Elements in human placentae in Jamaica. West Indian Med J. 2010;59:479-85 pubmed
    ..To investigate the relationships, if any, between elemental content of the placenta with age of mother birthweight and the Apgar scores of a neonate...
  3. Stewart J. Optimization of parameters for semiempirical methods V: modification of NDDO approximations and application to 70 elements. J Mol Model. 2007;13:1173-213 pubmed
    ..These changes have resulted in a more complete parameter optimization, called PM6, which has, in turn, allowed 70 elements to be parameterized...
  4. Anbar A. Oceans. Elements and evolution. Science. 2008;322:1481-3 pubmed publisher
  5. Mikulewicz M, Chojnacka K, Gedrange T, Górecki H. Reference values of elements in human hair: a systematic review. Environ Toxicol Pharmacol. 2013;36:1077-86 pubmed publisher
    The lack of systematic review on reference values of elements in human hair with the consideration of methodological approach...
  6. Wang Z, Li X, Li M, Wang Q. Changes in basic metabolic elements associated with the degeneration and ossification of ligamenta flava. J Spinal Cord Med. 2008;31:279-84 pubmed
    To determine the association between levels of basic metabolic elements and degeneration and ossification of the ligamentum flavum (LF).
  7. Suzuki K, Yamaya Y, Kanzawa N, Chiba M, Sera K, Asano R. Trace and major elements status in bronchoalveolar lavage fluid in dogs with or without bronchopneumonia. Biol Trace Elem Res. 2008;124:92-6 pubmed publisher
    ..study was to investigate the relationships between the bronchopneumonia and mean concentrations of those trace elements in bronchoalveolar lavage fluid (BALF)...
  8. Morowitz H, Srinivasan V, Smith E. Ligand field theory and the origin of life as an emergent feature of the periodic table of elements. Biol Bull. 2010;219:1-6 pubmed
    ..We are now in a position to investigate experimentally the metal-ligand complexes, their catalytic function, and the reaction networks that could have played a role in the development of metabolism and life itself...
  9. Majumdar S, Peralta Videa J, Castillo Michel H, Hong J, Rico C, Gardea Torresdey J. Applications of synchrotron ?-XRF to study the distribution of biologically important elements in different environmental matrices: a review. Anal Chim Acta. 2012;755:1-16 pubmed publisher
    ..including soils, sediments, and living organisms are reservoirs of several essential as well as non-essential elements. Accurate qualitative and quantitative information on the distribution and interaction of biologically ..

More Information

Publications62

  1. Alimonti A, Ristori G, Giubilei F, Stazi M, Pino A, Visconti A, et al. Serum chemical elements and oxidative status in Alzheimer's disease, Parkinson disease and multiple sclerosis. Neurotoxicology. 2007;28:450-6 pubmed
    The role of some chemical elements in neurodegeneration was suggested by various authors. To obtain a profile of chemical elements and oxidative status in complex neurological diseases, an unbiased "omics" approach, i.e...
  2. Croucher N, Walker D, Romero P, Lennard N, Paterson G, Bason N, et al. Role of conjugative elements in the evolution of the multidrug-resistant pandemic clone Streptococcus pneumoniaeSpain23F ST81. J Bacteriol. 2009;191:1480-9 pubmed publisher
    ..strain, and comparison with other available genomes, indicates roles for integrative and conjugative elements in the evolution of pneumococci and, more particularly, the emergence of the multidrug-resistant Spain 23F ST81 ..
  3. Yu L, Dai Y, Yuan Z, Li J. Effects of rare earth elements on telomerase activity and apoptosis of human peripheral blood mononuclear cells. Biol Trace Elem Res. 2007;116:53-9 pubmed
    ..The blood contents of 15 rare earth elements, including La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and Y, were measured by inductively coupled ..
  4. Bocca B, Lamazza A, Pino A, De Masi E, Iacomino M, Mattei D, et al. Determination of 30 elements in colorectal biopsies by sector field inductively coupled plasma mass spectrometry: method development and preliminary baseline levels. Rapid Commun Mass Spectrom. 2007;21:1776-82 pubmed
    ..procedure applicable to restricted sample sizes was developed and applied to the analysis of 30 chemical elements in colorectal biopsies of healthy patients...
  5. Tohno Y, Tohno S, Laleva L, Ongkana N, Minami T, Satoh H, et al. Age-related changes of elements in the coronary arteries of monkeys in comparison with those of humans. Biol Trace Elem Res. 2008;125:141-53 pubmed publisher
    ..compositional changes of the coronary artery with aging, the authors investigated age-related changes of elements in the coronary arteries of rhesus and Japanese monkeys by direct chemical analysis in comparison with the ..
  6. Palmer P, Jacobs R, Baker P, Ferguson K, Webber S. Use of field-portable XRF analyzers for rapid screening of toxic elements in FDA-regulated products. J Agric Food Chem. 2009;57:2605-13 pubmed publisher
    ..However, their use in the analysis of toxic elements in food, food ingredients, dietary supplements, and medicinal and herbal products, especially within the FDA and ..
  7. Chudzyński K, Falandysz J. Multivariate analysis of elements content of Larch Bolete (Suillus grevillei) mushroom. Chemosphere. 2008;73:1230-9 pubmed publisher
    ..Amongst these elements Rb and K were highly bioconcentrated by Larch Bolete (BCF around 1000 and 300 for the caps), and weaker were Cu, ..
  8. Overman A, Scholtz R. Accumulation of biomass and mineral elements with calendar time by corn: application of the expanded growth model. PLoS ONE. 2011;6:e28515 pubmed publisher
    The expanded growth model is developed to describe accumulation of plant biomass (Mg ha(-1)) and mineral elements (kg ha(-1)) in with calendar time (wk)...
  9. Wu B, Zoriy M, Chen Y, Becker J. Imaging of nutrient elements in the leaves of Elsholtzia splendens by laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS). Talanta. 2009;78:132-7 pubmed publisher
    ..inductively coupled plasma mass spectrometry (LA-ICP-MS) was used for the quantitative imaging of nutrient elements (such as K, Mg, Mn, Cu, P, S and B) in the leaves of Elsholtzia splendens...
  10. White P, Broadley M. Biofortification of crops with seven mineral elements often lacking in human diets--iron, zinc, copper, calcium, magnesium, selenium and iodine. New Phytol. 2009;182:49-84 pubmed publisher
    The diets of over two-thirds of the world's population lack one or more essential mineral elements. This can be remedied through dietary diversification, mineral supplementation, food fortification, or increasing the concentrations and/or ..
  11. Baxter I. Ionomics: The functional genomics of elements. Brief Funct Genomics. 2010;9:149-56 pubmed publisher
    ..In this review, I will discuss some of the advantages and limitations of the ionomics approach as well as the important parameters to consider when designing ionomics experiments, and how to evaluate ionomics data...
  12. Cardoso S, Stelling M, Paulsen B, Rehen S. Synchrotron radiation X-ray microfluorescence reveals polarized distribution of atomic elements during differentiation of pluripotent stem cells. PLoS ONE. 2011;6:e29244 pubmed publisher
    ..this work, we characterized the pluripotent state towards neural differentiated state through analysis of trace elements distribution using the Synchrotron Radiation X-ray Fluorescence Spectroscopy...
  13. Rocha G, Freire R, Simas A, Stewart J. RM1: a reparameterization of AM1 for H, C, N, O, P, S, F, Cl, Br, and I. J Comput Chem. 2006;27:1101-11 pubmed
    ..Considering that the vast majority of molecules of importance to life can be assembled by using only six elements: C, H, N, O, P, and S, and that by adding the halogens we can now build most molecules of importance to ..
  14. Gedrange T, Mai R, Richter G, Wolf P, Lupp A, Harzer W. X-ray microanalysis of elements in the masticatory muscle after paresis of the right masseter. J Dent Res. 2005;84:1026-30 pubmed
    ..Botox((R)) has an indirect impact on ion concentrations, resulting in changes in muscle functional capacity and adaptive compensation of paretic muscle function by other muscles...
  15. Alimonti A, Bocca B, Mannella E, Petrucci F, Zennaro F, Cotichini R, et al. Assessment of reference values for selected elements in a healthy urban population. Ann Ist Super Sanita. 2005;41:181-7 pubmed
    Reference values for 26 elements, namely Al, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, Hg, Li, Mg, Mn, Mo, Ni, Pb, Sb, Si, Sn, Sr, Tl, V, W, Zn and Zr are proposed in serum and blood of 110 healthy adults of the urban area of Rome...
  16. Reimann C, de Caritat P. Distinguishing between natural and anthropogenic sources for elements in the environment: regional geochemical surveys versus enrichment factors. Sci Total Environ. 2005;337:91-107 pubmed
    ..enrichment factors (EFs) are commonly used in the literature to support the hypothesis that a particular suite of elements is of anthropogenic origin...
  17. Wappelhorst O, Kühn I, Heidenreich H, Markert B. Transfer of selected elements from food into human milk. Nutrition. 2002;18:316-22 pubmed
    ..We measured the transfer factors of antimony, cerium, chromium, cobalt, gallium, lanthanum, molybdenum, niobium, ruthenium, silver, thorium, titanium, and uranium from food to milk in nursing mothers...
  18. Takahashi S, Takahashi I, Sato H, Kubota Y, Yoshida S, Muramatsu Y. Age-related changes in the concentrations of major and trace elements in the brain of rats and mice. Biol Trace Elem Res. 2001;80:145-58 pubmed
    Age-related changes in the concentrations of constituent elements in the brains of rats and mice 1 wk to 24 mo old were determined with inductively coupled plasma-mass spectrometry (ICP-MS) and inductively coupled plasma-atomic emission ..
  19. Williams R. The natural selection of the chemical elements. Cell Mol Life Sci. 1997;53:816-29 pubmed
    ..life, and then its evolution as the environment forced the DNA into novel development by introducing chemical elements in new forms. The situation today is no different...
  20. Branquinho C, Serrano H, Pinto M, Martins Loução M. Revisiting the plant hyperaccumulation criteria to rare plants and earth abundant elements. Environ Pollut. 2007;146:437-43 pubmed
    ..the several criteria of a hyperaccumulator plant in order to include rare and endemic ones and abundant elements. In ecological terms, the enrichment in Al and Fe observed may account for the differences in the vegetation ..
  21. He Z, Yang X, Stoffella P. Trace elements in agroecosystems and impacts on the environment. J Trace Elem Med Biol. 2005;19:125-40 pubmed
    Trace elements mean elements present at low concentrations (mg kg-1 or less) in agroecosystems...
  22. Chen T, Huang Z, Huang Y, Lei M. Distributions of arsenic and essential elements in pinna of arsenic hyperaccumulator Pteris vittata L. Sci China C Life Sci. 2005;48:18-24 pubmed
    The distributions of arsenic and 6 essential elements in the pinna of As hyperaccumulator, Pteris vittata L., were studied using synchrotron radiation X-ray fluorescence (SRXRF)...
  23. Kemner K, Kelly S, Lai B, Maser J, O Loughlin E, Sholto Douglas D, et al. Elemental and redox analysis of single bacterial cells by x-ray microbeam analysis. Science. 2004;306:686-7 pubmed
    ..This technology can be applied to natural geomicrobiological systems...
  24. Matsuura H, Hokura A, Katsuki F, Itoh A, Haraguchi H. Multielement determination and speciation of major-to-trace elements in black tea leaves by ICP-AES and ICP-MS with the aid of size exclusion chromatography. Anal Sci. 2001;17:391-8 pubmed
    A multielement determination of major-to-trace elements in black tea leaves and their tea infusions was carried out by ICP-AES (inductively coupled plasma atomic emission spectrometry) and ICP-MS (inductively coupled plasma mass ..
  25. Nilsson T, Lundgren T, Odelius H, Jonsson U, Sillén R, Noren J. Differences in co-variation of inorganic elements in the bulk and surface of human deciduous enamel: an induction analysis study. Connect Tissue Res. 1998;38:81-9; discussion 139-45 pubmed
    This paper demonstrates a method for determination of co-variation between some inorganic elements in the bulk and surface areas of human tooth enamel...
  26. Thomas K, Pellizzari E, Berry M. Population-based dietary intakes and tap water concentrations for selected elements in the EPA region V National Human Exposure Assessment Survey (NHEXAS). J Expo Anal Environ Epidemiol. 1999;9:402-13 pubmed
    ..Protection Agency (EPA) Region V, providing population-based exposure distribution data for selected elements in several personal, environmental, and biological media...
  27. Leblanc J, Guérin T, Noël L, Calamassi Tran G, Volatier J, Verger P. Dietary exposure estimates of 18 elements from the 1st French Total Diet Study. Food Addit Contam. 2005;22:624-41 pubmed
    To estimate the dietary exposure of the main minerals and trace elements from retail food typically consumed by the French population, samples were purchased and then prepared and cooked prior to analysis...
  28. Nammi D, Yarla N, Chubarev V, Tarasov V, Barreto G, Pasupulati A, et al. A Systematic In-silico Analysis of Helicobacter pylori Pathogenic Islands for Identification of Novel Drug Target Candidates. Curr Genomics. 2017;18:450-465 pubmed publisher
    ..Pathogenic islands are a type of clustered mobile elements ranging from 10-200 Kb contributing to the virulence of the respective pathogen coding for one or more virulence ..
  29. Zheng Y, Gu X, Xi Y, Chai D. In vitro degradation and cytotoxicity of Mg/Ca composites produced by powder metallurgy. Acta Biomater. 2010;6:1783-91 pubmed publisher
    ..Mg/1Ca and Mg/5Ca composite extracts had no significant toxicity (p>0.05) to L-929 cells, whereas Mg/10Ca composite extract induced approximately 40% reduced cell viability...
  30. Meng C, Fazal F, Block S. Real-time observation of polymerase-promoter contact remodeling during transcription initiation. Nat Commun. 2017;8:1178 pubmed publisher
    ..The strong binding contacts identified in certain well-known promoter regions, such as the -35 and -10 elements, do not necessarily coincide with the most highly conserved portions of these sequences...
  31. Kim Y, Lee S, Lee H, Lee J. Physical and chemical characteristics of products from the torrefaction of yellow poplar (Liriodendron tulipifera). Bioresour Technol. 2012;116:120-5 pubmed publisher
    ..The grindability of torrefied biomass was significantly improved when torrefaction was performed at high temperature. Torrefaction of yellow poplar improved the chemical and physical fuel properties of the biomass...
  32. Chen H, Dabek Zlotorzynska E, Rasmussen P, Hassan N, Lanouette M. Evaluation of semiquantitative analysis mode in ICP-MS. Talanta. 2008;74:1547-55 pubmed publisher
    ..Twenty one elements were measured, namely, Be, B, Al, Ti, V, Cr, Mn, Co, Ni, Cu, Zn, As, Sr, Mo, Ag, Cd, Sn, Sb, Ba, Tl, and Pb in ..
  33. Long J, Guo B, Teng J, Yu Y, Wang L, Li X. SO3H-functionalized ionic liquid: efficient catalyst for bagasse liquefaction. Bioresour Technol. 2011;102:10114-23 pubmed publisher
    ..A possible liquefaction mechanism based on the generation of 3-cyclohexyl-1-propanol, one of the main products, is proposed...
  34. Apostoli P, De Palma G, Catalani S, Bortolotti F, Tagliaro F. Multielemental analysis of tissues from Cangrande della Scala, Prince of Verona, in the 14th century. J Anal Toxicol. 2009;33:322-7 pubmed
    ..specimens, including hair, liver, muscle, and bone, in order to characterize a multitissue profile of metallic elements in a nobleman of the 14th century...
  35. Yang J, Mei Y, Hook A, Taylor M, Urquhart A, Bogatyrev S, et al. Polymer surface functionalities that control human embryoid body cell adhesion revealed by high throughput surface characterization of combinatorial material microarrays. Biomaterials. 2010;31:8827-38 pubmed publisher
    ..The correlation between ToF SIMS data of the surfaces and the cell adhesion demonstrates the ability to identify surface moieties that control protein adsorption and subsequent cell adhesion using ToF SIMS and multivariate analysis. ..
  36. Soper A. Network structure and concentration fluctuations in a series of elemental, binary, and tertiary liquids and glasses. J Phys Condens Matter. 2010;22:404210 pubmed publisher
    ..In these regards liquid and amorphous phosphorus appear to be in a structural class of their own, combining both chain-like and network-like characteristics...
  37. Peng C, Korshin G. Speciation of trace inorganic contaminants in corrosion scales and deposits formed in drinking water distribution systems. Water Res. 2011;45:5553-63 pubmed publisher
    ..Very low concentrations of these elements were released in resuspension experiments...
  38. Lustig A, Worner S, Pitt J, Doscher C, Stouffer D, Senay S. A modeling framework for the establishment and spread of invasive species in heterogeneous environments. Ecol Evol. 2017;7:8338-8348 pubmed publisher
    ..the structure of our landscapes and as a result impacting the spatial relationships between individual landscape elements and the species living in the area...
  39. Dennis E, Ray S, Enke C, Hieftje G. Inductively Coupled Plasma Zoom-Time-of-Flight Mass Spectrometry. J Am Soc Mass Spectrom. 2016;27:380-7 pubmed publisher
    ..When the repetition rate is increased to 43.5 kHz for CMA, the shot-noise limited, zoom-mode isotope-ratio precision is improved to 0.09% RSD for the same integration time. ..
  40. Hasnain S, Nishat N. Synthesis, characterization and biocidal activities of Schiff base polychelates containing polyurethane links in the main chain. Spectrochim Acta A Mol Biomol Spectrosc. 2012;95:452-7 pubmed publisher
    ..All the polymeric metal complexes show comparatively good biocidal activity, which is further enhanced after polymerization...
  41. Yu Y, Zeng Y, Zuo J, Ma F, Yang X, Zhang X, et al. Improving the conversion of biomass in catalytic fast pyrolysis via white-rot fungal pretreatment. Bioresour Technol. 2013;134:198-203 pubmed publisher
    ..These results indicate that fungal pretreatment can enhance the production of valuable aromatics and decrease the amount of undesired coke, and thus has a beneficial effect on biomass conversion in CFP...
  42. Nishimura T, Hata R, Hasegawa F. Chemistry of the M (M=Fe, Ca, Ba)-Se-H(2)O systems at 25 degrees C. Molecules. 2009;14:3567-88 pubmed publisher
    ..This seems to be a promising process for selenium removal from acidic sulfate waste water containing high concentration levels of selenium to below 0.1 mg/L...
  43. Klausmeier C, Litchman E, Levin S. A model of flexible uptake of two essential resources. J Theor Biol. 2007;246:278-89 pubmed
    Microbes require multiple essential elements that they acquire from the environment independently. Here we investigate how microbial stoichiometry and uptake rates depend on the conditions in which they grow...
  44. Franzini V, Azcón R, Mendes F, Aroca R. Interactions between Glomus species and Rhizobium strains affect the nutritional physiology of drought-stressed legume hosts. J Plant Physiol. 2010;167:614-9 pubmed publisher
    ..vulgaris growth depending on the plant variety and the symbionts involved. Thus, under these common stress conditions, selection for the appropriated symbionts to each P. vulgaris variety is needed...
  45. Harui S, Matsumoto M, Ogata Y. [Energy characteristics and examination of the dose correction of each element type in small size radiophotoluminescence glass dosimetry element system]. Nihon Hoshasen Gijutsu Gakkai Zasshi. 2010;66:509-14 pubmed
    ..From compensation results obtained using the formula, the error for air kerma using GD-352 was approximately 0%, and the error using GD-302 was about 1.0%...
  46. Yildirim N, Turkoglu S, Ince O, Ince M. Evaluation of antioxidant properties, elemental and phenolic contents composition of wild nettle (Urtica dioica L.) from Tunceli in Turkey. Cell Mol Biol (Noisy-le-grand). 2013;Suppl 59:OL1882-8 pubmed
    ..64 ± 1.90 and 5.74 ± 1.00 (mg kg(-1) dry weight). These results show that Urtica dioica L. collected from Tunceli in Turkey could be considered as a natural alternative source for food, pharmacology and medicine sectors...
  47. Kumar P, Subramanian K, Kumar A, Singh R. Improved algorithm for elemental analysis by laser-induced breakdown spectroscopy. Appl Opt. 2013;52:5178-83 pubmed publisher
    ..The present algorithm has been used to estimate the composition of a brass sample, and the results agree within 1% with electron probe microanalyzer measurements. ..
  48. Wan Y, Liu Y, Guo L, Wan X. [Determination of trace elements in danggui blood-supplementing decoction by ICP-AES]. Guang Pu Xue Yu Guang Pu Fen Xi. 2007;27:160-4 pubmed
    The method for the determination of trace elements in danggui blood-supplementing decoction by inductively coupled plasma atomic emission spectrometry(ICP-AES) was presented...
  49. Jiang M, Wang K, Kennedy J, Nie J, Yu Q, Ma G. Preparation and characterization of water-soluble chitosan derivative by Michael addition reaction. Int J Biol Macromol. 2010;47:696-9 pubmed publisher
    ..The physical properties were analyzed by XRD and TG. The XRD study indicated that the crystallinity of chitosan derivative decreased. The thermal analysis showed that chitosan derivative had lower thermal stability than chitosan...
  50. Chen B, Chen Z, Lv S. A novel magnetic biochar efficiently sorbs organic pollutants and phosphate. Bioresour Technol. 2011;102:716-23 pubmed publisher
    ..No significantly competitive effect between organic pollutant and phosphate was observed. These suggest that the magnetic biochar is a potential sorbent to remove organic contaminants and phosphate simultaneously from wastewater...
  51. Huang R, Zhang B, Zou D, Hang W, He J, Huang B. Elemental imaging via laser ionization orthogonal time-of-flight mass spectrometry. Anal Chem. 2011;83:1102-7 pubmed publisher
    ..time-of-flight mass spectrometer system was developed for the simultaneous detection of all metal and nonmetal elements. The instrument control and data processing were realized by self-developed programs...
  52. Suo L, Sun X, Jiang W. Effect of pretreatment on biomass residue structure and the application of pyrolysed and composted biomass residues in soilless culture. PLoS ONE. 2013;8:e64550 pubmed publisher
    ..This finding indicates that, when pyrolysed, organic wastes, which are otherwise an environmental problem, can be used to reduce the requirement for peat in the soilless culture of A. andraeanum...
  53. Pattiya A, Suttibak S. Influence of a glass wool hot vapour filter on yields and properties of bio-oil derived from rapid pyrolysis of paddy residues. Bioresour Technol. 2012;116:107-13 pubmed publisher
    ..bio-oil yield. Nevertheless, the glass wool hot filtered bio-oils appeared to have better quality in terms of initial viscosity, solids content and ash content than the non-filtered ones...