tellurium

Summary

Summary: Tellurium. An element that is a member of the chalcogen family. It has the atomic symbol Te, atomic number 52, and atomic weight 127.60. It has been used as a coloring agent and in the manufacture of electrical equipment. Exposure may cause nausea, vomiting, and CNS depression.

Top Publications

  1. ncbi Unmodified cadmium telluride quantum dots induce reactive oxygen species formation leading to multiple organelle damage and cell death
    Jasmina Lovric
    Department of Pharmacology and Therapeutics, McGill University, 3655 Promenade Sir William Osler, McIntyre Medical Sciences Building, Room 1314, Montreal, Quebec H3G 1Y6, Canada
    Chem Biol 12:1227-34. 2005
  2. ncbi Differences in subcellular distribution and toxicity of green and red emitting CdTe quantum dots
    Jasmina Lovric
    Department of Pharmacology and Therapeutics, McGill University, McIntyre Medical Sciences Building, 3655 Promenade Sir William Osler, Montreal, Quebec H3G 1Y6, Canada
    J Mol Med (Berl) 83:377-85. 2005
  3. ncbi Biomethylation of selenium and tellurium: microorganisms and plants
    Thomas G Chasteen
    Department of Chemistry, Sam Houston State University, Huntsville, Texas 77341, USA
    Chem Rev 103:1-25. 2003
  4. ncbi Tellurite: history, oxidative stress, and molecular mechanisms of resistance
    Thomas Girard Chasteen
    Department of Chemistry, Sam Houston State University, Huntsville, TX, USA
    FEMS Microbiol Rev 33:820-32. 2009
  5. ncbi Immunocompetence and alterations in hepatic gene expression in rainbow trout exposed to CdS/CdTe quantum dots
    F Gagne
    Fluvial Ecosystem Research, Aquatic Ecosystem Research Protection, Water Science and Technology, Environment Canada, Montreal, Quebec, Canada
    J Environ Monit 12:1556-65. 2010
  6. ncbi Tellurium tetrachloride and diphenyl ditelluride cause cytotoxicity in rat hippocampal astrocytes
    Shalini Roy
    Department of Pharmaceutical Sciences, College of Pharmacy and Allied Health Professions, St John s University, Jamaica, NY 11439, USA
    Food Chem Toxicol 49:2564-74. 2011
  7. ncbi Human erythrocyte hemolysis induced by selenium and tellurium compounds increased by GSH or glucose: a possible involvement of reactive oxygen species
    Viviane Patrícia P Schiar
    Departamento de Quimica, Centro de Ciencias Naturais e Exatas, Universidade Federal de Santa Maria, 97105 900 Santa Maria, RS, Brazil
    Chem Biol Interact 177:28-33. 2009
  8. pmc Enhancing the antibiotic antibacterial effect by sub lethal tellurite concentrations: tellurite and cefotaxime act synergistically in Escherichia coli
    Roberto C Molina-Quiroz
    Laboratorio de Microbiologia Molecular, Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago de Chile, Chile
    PLoS ONE 7:e35452. 2012
  9. pmc Synthesis and bio-imaging application of highly luminescent mercaptosuccinic acid-coated CdTe nanocrystals
    Erbo Ying
    State Key Laboratory of Electroanalytical Chemistry Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun, Jilin, China
    PLoS ONE 3:e2222. 2008
  10. ncbi Expression of Aeromonas caviae ST pyruvate dehydrogenase complex components mediate tellurite resistance in Escherichia coli
    Miguel E Castro
    Laboratorio de Microbiologia Molecular, Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Casilla 40, Correo 33, Santiago, Chile
    Biochem Biophys Res Commun 380:148-52. 2009

Detail Information

Publications278 found, 100 shown here

  1. ncbi Unmodified cadmium telluride quantum dots induce reactive oxygen species formation leading to multiple organelle damage and cell death
    Jasmina Lovric
    Department of Pharmacology and Therapeutics, McGill University, 3655 Promenade Sir William Osler, McIntyre Medical Sciences Building, Room 1314, Montreal, Quebec H3G 1Y6, Canada
    Chem Biol 12:1227-34. 2005
    ..Results from these studies suggest the critical role of several subcellular compartments in QD-induced cytotoxicity and point toward multiple molecular targets in nonclassical apoptosis...
  2. ncbi Differences in subcellular distribution and toxicity of green and red emitting CdTe quantum dots
    Jasmina Lovric
    Department of Pharmacology and Therapeutics, McGill University, McIntyre Medical Sciences Building, 3655 Promenade Sir William Osler, Montreal, Quebec H3G 1Y6, Canada
    J Mol Med (Berl) 83:377-85. 2005
    ..These findings suggest that the size of QDs contributes to their subcellular distribution and that drugs can alter QD-induced cytotoxicity...
  3. ncbi Biomethylation of selenium and tellurium: microorganisms and plants
    Thomas G Chasteen
    Department of Chemistry, Sam Houston State University, Huntsville, Texas 77341, USA
    Chem Rev 103:1-25. 2003
  4. ncbi Tellurite: history, oxidative stress, and molecular mechanisms of resistance
    Thomas Girard Chasteen
    Department of Chemistry, Sam Houston State University, Huntsville, TX, USA
    FEMS Microbiol Rev 33:820-32. 2009
    The perceived importance of tellurium (Te) in biological systems has lagged behind selenium (Se), its lighter sister in the Group 16 chalcogens, because of tellurium's lower crustal abundance, lower oxyanion solubility and biospheric ..
  5. ncbi Immunocompetence and alterations in hepatic gene expression in rainbow trout exposed to CdS/CdTe quantum dots
    F Gagne
    Fluvial Ecosystem Research, Aquatic Ecosystem Research Protection, Water Science and Technology, Environment Canada, Montreal, Quebec, Canada
    J Environ Monit 12:1556-65. 2010
    Cadmium (Cd) tellurium quantum dots (QDs) are long-lived fluorescent nanocrystals that have the ability to produce potentially toxic reactive oxygen species at the surface of the nanoparticle and release toxic cadmium ions...
  6. ncbi Tellurium tetrachloride and diphenyl ditelluride cause cytotoxicity in rat hippocampal astrocytes
    Shalini Roy
    Department of Pharmaceutical Sciences, College of Pharmacy and Allied Health Professions, St John s University, Jamaica, NY 11439, USA
    Food Chem Toxicol 49:2564-74. 2011
    b>Tellurium tetrachloride (TeCl(4)) and diphenyl ditelluride (DPDT) cytotoxicity, was investigated in rat astrocytes. Concentrations of 0...
  7. ncbi Human erythrocyte hemolysis induced by selenium and tellurium compounds increased by GSH or glucose: a possible involvement of reactive oxygen species
    Viviane Patrícia P Schiar
    Departamento de Quimica, Centro de Ciencias Naturais e Exatas, Universidade Federal de Santa Maria, 97105 900 Santa Maria, RS, Brazil
    Chem Biol Interact 177:28-33. 2009
    ..DTT and cysteine oxidation was increased by all the compounds tested. The results suggest a relationship between the oxidation of intracellular GSH and subsequent generation of free radicals with the hemolysis by chalcogen compounds...
  8. pmc Enhancing the antibiotic antibacterial effect by sub lethal tellurite concentrations: tellurite and cefotaxime act synergistically in Escherichia coli
    Roberto C Molina-Quiroz
    Laboratorio de Microbiologia Molecular, Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago de Chile, Chile
    PLoS ONE 7:e35452. 2012
    ..Aiming to explore new alternatives to treat antibiotic-resistant bacteria and given that the tellurium oxyanion tellurite is highly toxic for most microorganisms, we evaluated the ability of sub lethal tellurite ..
  9. pmc Synthesis and bio-imaging application of highly luminescent mercaptosuccinic acid-coated CdTe nanocrystals
    Erbo Ying
    State Key Laboratory of Electroanalytical Chemistry Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun, Jilin, China
    PLoS ONE 3:e2222. 2008
    ..Under optimal conditions, the QY of CdTe nanocrystals is even high up to 83%. The biological application of luminescent MSA-CdTe to HEK 293 cell imaging was also illustrated...
  10. ncbi Expression of Aeromonas caviae ST pyruvate dehydrogenase complex components mediate tellurite resistance in Escherichia coli
    Miguel E Castro
    Laboratorio de Microbiologia Molecular, Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Casilla 40, Correo 33, Santiago, Chile
    Biochem Biophys Res Commun 380:148-52. 2009
    ..environmental isolate Aeromonas caviae ST is involved in the reduction of tellurite to elemental tellurium. In this work, we show that expression of A...
  11. ncbi Quantum dot sensitized solar cells. A tale of two semiconductor nanocrystals: CdSe and CdTe
    Jin Ho Bang
    Radiation Laboratory and Department of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, IN 46556, USA
    ACS Nano 3:1467-76. 2009
    ..The anodic corrosion and exchange of Te with S dominate the charge transfer at the CdTe interface. Factors that dictate the efficiency and photostability of CdSe and CdTe quantum dots are discussed...
  12. ncbi Tellurite-mediated thiol oxidation in Escherichia coli
    R J Turner
    Department of Biological Sciences, University of Calgary, Alberta, Canada
    Microbiology 145:2549-57. 1999
    The oxyanion of tellurium, tellurite (TeO3(2-)), is toxic to most micro-organisms, particularly gram-negative bacteria. The mechanism of tellurite toxicity is presently unknown...
  13. pmc Metabolomic investigation of the bacterial response to a metal challenge
    Valentina Tremaroli
    Department of Biological Sciences, University of Calgary, Alberta, Canada
    Appl Environ Microbiol 75:719-28. 2009
    ..We conclude that hyperresistance to tellurite in P. pseudoalcaligenes KF707 is correlated with the induction of the oxidative stress response, resistance to membrane perturbation, and reconfiguration of cellular metabolism...
  14. ncbi Role of copper, zinc, selenium and tellurium in the cellular defense against oxidative and nitrosative stress
    Lars Oliver Klotz
    Institut für Biochemie and Molekularbiologie I, Dusseldorf, 40001 Dusseldorf, Germany
    J Nutr 133:1448S-51S. 2003
    ..Also, low-molecular-weight organoselenium and organotellurium compounds of pharmacologic interest catalyze the reduction of hydroperoxides or peroxynitrite with various cellular reducing equivalents...
  15. ncbi Tellurite-mediated disabling of [4Fe-4S] clusters of Escherichia coli dehydratases
    Iván L Calderón
    Laboratorio de Microbiologia Molecular, Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago, Chile
    Microbiology 155:1840-6. 2009
    The tellurium oxyanion tellurite is toxic for most organisms and it seems to alter a number of intracellular targets. In this work the toxic effects of tellurite upon Escherichia coli [4Fe-4S] cluster-containing dehydratases was studied...
  16. ncbi MicroRNAs as participants in cytotoxicity of CdTe quantum dots in NIH/3T3 cells
    Shuchun Li
    State Key Laboratory of Bioelectronics, School of Biological Science and Medical Engineering, Southeast University, 2 Si Pai Lou, Nanjing 210096, PR China
    Biomaterials 32:3807-14. 2011
    ..Therefore, the differential expression of miRNAs are induced by CdTe QDs at the processing of miRNA biogenesis, which is an adaptive process of cells to external stimuli...
  17. ncbi Tellurium: an element with great biological potency and potential
    Lalla Aicha Ba
    Division of Bioorganic Chemistry, School of Pharmacy, Saarland University, PO Box 151150, D 66123, Saarbruecken, Germany
    Org Biomol Chem 8:4203-16. 2010
    b>Tellurium has long appeared as a nearly 'forgotten' element in Biology, with most studies focusing on tellurite, tellurate and a handful of organic tellurides...
  18. ncbi Ecotoxicity of CdTe quantum dots to freshwater mussels: impacts on immune system, oxidative stress and genotoxicity
    F Gagne
    Fluvial Ecosystem Research, Environment Canada, 105 McGill Street, Montreal, Quebec, Canada H2Y 2E7
    Aquat Toxicol 86:333-40. 2008
    ..A multivariate analysis revealed that the various response patterns differed based on the concentration of CdTe, thus permitting the identification of biomarkers associated with the form (colloidal vs. molecular) of cadmium...
  19. pmc In vivo 31P nuclear magnetic resonance investigation of tellurite toxicity in Escherichia coli
    Elke M Lohmeier-Vogel
    Department of Biological Sciences, Faculty of Science, University of Calgary, Calgary, Alberta, Canada
    Appl Environ Microbiol 70:7342-7. 2004
    ..The presence of the resistance determinant tehAB, by an as yet unidentified detoxification event, protects the cells from uncoupling by tellurite...
  20. ncbi Bacterial tellurite resistance
    D E Taylor
    Dept of Medical Microbiology and Immunology, University of Alberta, Edmonton, Canada
    Trends Microbiol 7:111-5. 1999
    b>Tellurium compounds are used in several industrial processes, although they are relatively rare in the environment. Genes associated with tellurite resistance (TeR) are found in many pathogenic bacteria...
  21. ncbi Therapeutic potential of selenium and tellurium compounds: opportunities yet unrealised
    Edward R T Tiekink
    Department of Chemistry, University of Malaya, 50603, Kuala, Lumpur, Malaysia
    Dalton Trans 41:6390-5. 2012
    ..being disparaged for their malodorous and toxic demeanour, compounds of selenium, a bio-essential element, and tellurium, offer possibilities as therapeutic agents...
  22. ncbi The bacterial thiopurine methyltransferase tellurite resistance process is highly dependent upon aggregation properties and oxidative stress response
    Claire Prigent-Combaret
    Research Group on Bacterial Opportunistic Pathogens and Environment, Universite de Lyon, Universite Lyon 1, CNRS, VetAgro Sup, Villeurbanne, F 69622, France
    Environ Microbiol 14:2645-60. 2012
    ..High tellurite resistance required a synergistic expression of these functions and an efficient tellurium volatilization by the bTPMT.
  23. ncbi Extracellular microbial synthesis of biocompatible CdTe quantum dots
    Haifeng Bao
    School of Chemical and Biomedical Engineering and Center for Advanced Bionanosystems, Nanyang Technological University, 70 Nanyang Drive, Singapore 637457, Singapore
    Acta Biomater 6:3534-41. 2010
    ..The biosynthesized QDs may have great potential in broad bio-imaging and bio-labeling applications...
  24. ncbi The exposure of bacteria to CdTe-core quantum dots: the importance of surface chemistry on cytotoxicity
    Raphael Schneider
    DCPR, Département de Chimie Physique de Réactions, Nancy Universite, CNRS, 1 rue Grandville, BP 20451, F 54001 Nancy, France
    Nanotechnology 20:225101. 2009
    ..Our study suggests that QD cytotoxicity is rather due to the formation of TeO2 and probably the existence of CdO formed by surface oxidation. In this respect, QDs possessing a CdO shell appeared very toxic...
  25. ncbi Synthesis of CdTe/CdS/ZnS quantum dots and their application in imaging of hepatocellular carcinoma cells and immunoassay for alpha fetoprotein
    Jianniao Tian
    Key Laboratory for the Chemistry and Molecular Engineering of Medicinal Resources Ministry of Education of China, College of Chemistry and Chemical Engineering of Guangxi Normal University, Guilin, People s Republic of China
    Nanotechnology 21:305101. 2010
    ....
  26. pmc Catalases are NAD(P)H-dependent tellurite reductases
    Iván L Calderón
    Laboratorio de Microbiologia Molecular, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago, Chile
    PLoS ONE 1:e70. 2006
    ..out the NAD(P)H-dependent reduction of soluble tellurite ion (TeO(3)(2-)) to the less toxic, insoluble metal, tellurium (Te(o)), in vitro...
  27. ncbi Evidence for a tellurite-dependent generation of reactive oxygen species and absence of a tellurite-mediated adaptive response to oxidative stress in cells of Pseudomonas pseudoalcaligenes KF707
    Valentina Tremaroli
    Department of Biology, General Microbiology Unit, Faculty of Sciences, University of Bologna, Via Irnerio 42, 40126 Bologna, Italy
    Arch Microbiol 187:127-35. 2007
    Tellurite (TeO3(2-)) is the most toxic and soluble oxyanion among tellurium (Te) compounds. The effects of the metalloid anion on the oxidative stress response of the obligate aerobe Pseudomonas pseudoalcaligenes KF707 were investigated...
  28. pmc Phage inhibition, colicin resistance, and tellurite resistance are encoded by a single cluster of genes on the IncHI2 plasmid R478
    K F Whelan
    Department of Medical Microbiology and Immunology, University of Alberta, Edmonton, Canada
    J Bacteriol 177:5016-27. 1995
    ..Insertions in terA reduced phage inhibition levels only. The presence of the terZ and terF ORFs in pMER610 was confirmed, and derivatives of this plasmid mediated Phi, PacB, and Ter...
  29. ncbi Variability in tellurite resistance and the ter gene cluster among Shiga toxin-producing Escherichia coli isolated from humans, animals and food
    Dorothea Orth
    Department of Hygiene, Microbiology and Social Medicine, Innsbruck Medical University and Austrian Reference Laboratory for Enterohemorrhagic Escherichia coli, Schöpfstr 41, A 6020 Innsbruck, Austria
    Res Microbiol 158:105-11. 2007
    ..We conclude that the use of tellurite-containing media in screening for STEC will allow the detection of STEC O26, O111, O145 and non-sorbitol-fermenting O157, but most strains (in this study 74.3%) from other serotypes will be missed...
  30. ncbi Lipid droplets: their role in nanoparticle-induced oxidative stress
    Armen Khatchadourian
    Department of Pharmacology and Therapeutics, McGill University, 3655 Promenade Sir William Osler, Montreal, Quebec, Canada H3G 1Y6
    Mol Pharm 6:1125-37. 2009
    ..Results from these studies suggest that oleic acid-induced LD in PC12 cells are dynamic and adaptive organelles, which provide energy to starving cells and facilitate their rescue under starvation and exposure to metallic nanoparticles...
  31. ncbi Glutathione is a target in tellurite toxicity and is protected by tellurite resistance determinants in Escherichia coli
    R J Turner
    Structural Biology Research Group, Department Biological Sciences, University of Calgary, Calgary, AB T2N 1N4, Canada
    Can J Microbiol 47:33-40. 2001
    ..Additionally, the thiol oxidation response curves were compared between selenite and tellurite. The loss of thiol compounds within the cell recovered from selenite but not to tellurite...
  32. ncbi Tellurite-induced oxidative stress leads to cell death of murine hepatocarcinoma cells
    Juan M Sandoval
    Laboratorio de Microbiologia Molecular, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago, Chile
    Biometals 23:623-32. 2010
    Data regarding tellurium (Te) toxicity are scarce. Studies on its metabolism, performed mainly in bacteria, underline a major role of reactive oxygen species (ROS)...
  33. ncbi Type-II quantum dots: CdTe/CdSe(core/shell) and CdSe/ZnTe(core/shell) heterostructures
    Sungjee Kim
    Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA
    J Am Chem Soc 125:11466-7. 2003
    ..The enhanced control over carrier distribution afforded by these type-II materials may prove useful for many applications, such as photovoltaics and photoconduction devices...
  34. ncbi An in vitro study of vascular endothelial toxicity of CdTe quantum dots
    Ming Yan
    Department of Biomedical Engineering, Key Laboratory of Biomedical Engineering of Ministry of Education, Zhejiang University, Zheda Road 38, Hangzhou 310027, China
    Toxicology 282:94-103. 2011
    ..These results also provide helpful guidance on the future safe use and manipulation of QDs to make them more suitable tools in nanomedicine...
  35. ncbi From selenium- to tellurium-based glass optical fibers for infrared spectroscopies
    Shuo Cui
    UMR 6226 Sciences Chimiques de Rennes Verres and Céramiques, Universite de Rennes 1 CNRS, Campus de Beaulieu, 35042 Rennes Cedex, France
    Molecules 18:5373-88. 2013
    Chalcogenide glasses are based on sulfur, selenium and tellurium elements, and have been studied for several decades regarding different applications...
  36. ncbi Organotellurium compound toxicity in a promyelocytic cell line compared to non-tellurium-containing organic analog
    Brian L Sailer
    Department of Biological Sciences, Sam Houston State University, Box 2116, Huntsville, TX 77341 2116, USA
    Toxicol In Vitro 18:475-82. 2004
    Two substituted aryl organotellurium compounds and a tellurium-free analog of one of these were evaluated for in vitro cytotoxicity using human promyelocytic (HL-60) cells as an experimental system...
  37. ncbi Enrichment and isolation of Bacillus beveridgei sp. nov., a facultative anaerobic haloalkaliphile from Mono Lake, California, that respires oxyanions of tellurium, selenium, and arsenic
    S M Baesman
    U S Geological Survey, Menlo Park, CA 94025, USA
    Extremophiles 13:695-705. 2009
    ..lactate and tellurite [Te(IV)] turned progressively black with time because of the precipitation of elemental tellurium [Te(0)]. An enrichment culture was established from these slurries that demonstrated Te(IV)-dependent growth...
  38. pmc The thiol:disulfide oxidoreductase DsbB mediates the oxidizing effects of the toxic metalloid tellurite (TeO32-) on the plasma membrane redox system of the facultative phototroph Rhodobacter capsulatus
    Francesca Borsetti
    Department of Biology, University of Bologna, Via Irnerio 42, 40126 Bologna, Italy
    J Bacteriol 189:851-9. 2007
    ....
  39. ncbi Acute tellurium toxicity from ingestion of metal-oxidizing solutions
    Mark C Yarema
    Department of Medical Toxicology, Banner Good Samaritan Medical Center, Phoenix, Arizona, USA
    Pediatrics 116:e319-21. 2005
    b>Tellurium is an element used in the vulcanization of rubber and in metal-oxidizing solutions to blacken or tarnish metals. Descriptions of human toxicity from tellurium ingestion are rare...
  40. ncbi Size distribution effects of cadmium tellurium quantum dots (CdS/CdTe) immunotoxicity on aquatic organisms
    A Bruneau
    INRS Institut Armand Frappier, 531 Boulevard des Prairies, Laval, Quebec, Canada H7V 1B7
    Environ Sci Process Impacts 15:596-607. 2013
    ..8 nm), 30 kDa (4.6 nm), 10 kDa (3.2 nm) and 1 kDa (1.5 nm). The total concentrations of cadmium and tellurium were determined for the filtered material and for that retained on the filters (retentate)...
  41. ncbi Involvement of the respiratory chain of gram-negative bacteria in the reduction of tellurite
    S M Trutko
    Skryabin Institute of Biochemistry and Physiology of Microorganisms, Russian Academy of Sciences, Moscow
    Arch Microbiol 173:178-86. 2000
    ..All the strains under study reduced tellurite with the formation of tellurium crystallites...
  42. pmc Simple, fast, and sensitive method for quantification of tellurite in culture media
    Roberto C Molina
    Departamento de Biologia, Universidad de Santiago de Chile, Correo 33, Santiago, Chile
    Appl Environ Microbiol 76:4901-4. 2010
    ..on the NaBH(4)-mediated reduction of TeO(3)(2-) followed by the spectrophotometric determination of elemental tellurium in solution...
  43. ncbi Tellurium-based cysteine protease inhibitors: evaluation of novel organotellurium(IV) compounds as inhibitors of human cathepsin B
    Rodrigo L O R Cunha
    Instituto de Quimica, Universidade de Sao Paulo, Av Prof Lineu Prestes, 748 CEP 05508 900, Sao Paulo, SP, Brazil
    Bioorg Med Chem Lett 15:755-60. 2005
    ..All Te(IV) compounds tested exhibited high specific second-order constant for cathepsin B inactivation. Tellurium(IV) compound 6 was the best inhibitor of the series, showing a second-order constant of 36,000 M(-1)s(-1)...
  44. ncbi In vivo and in vitro cloning and phenotype characterization of tellurite resistance determinant conferred by plasmid pTE53 of a clinical isolate of Escherichia coli
    J Burian
    Department of Molecular Biology, Faculty of Science, Comenius University, Bratislava, Slovakia
    Folia Microbiol (Praha) 43:589-99. 1998
    ..X-Ray identification analysis identified these deposits as elemental tellurium and X-ray diffraction analysis showed patterns typical of crystalline structures...
  45. ncbi Role of organotellurium species in tellurium neuropathy
    J F Goodrum
    North Carolina Neuroscience Center and Department of Pathology and Laboratory Medicine, University of North Carolina at Chapel Hill, 27599, USA
    Neurochem Res 23:1313-9. 1998
    Exposure of weanling rats to a diet containing 1% elemental tellurium causes segmental demyelination of peripheral nerve, and an inhibition of squalene epoxidase...
  46. ncbi Evaluation of tellurium toxicity in transformed and non-transformed human colon cells
    Puneet Vij
    Department of Pharmaceutical Sciences, College of Pharmacy and Health Sciences, St John s University, Queens, NY 11439, USA
    Environ Toxicol Pharmacol 34:768-82. 2012
    Diphenyl ditelluride (DPDT) and tellurium tetrachloride (TeCl(4)) were evaluated for toxicity in transformed (HT-29, Caco-2) and non-transformed colon cells (CCD-18Co)...
  47. pmc Bacterial toxicity of potassium tellurite: unveiling an ancient enigma
    Jose M Perez
    Laboratorio de Microbiologia Molecular, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago, Chile
    PLoS ONE 2:e211. 2007
    ....
  48. ncbi Long-term exposure to CdTe quantum dots causes functional impairments in live cells
    Sung Ju Cho
    Department of Pharmacology and Therapeutics, McGill University, Montreal, QC Canada
    Langmuir 23:1974-80. 2007
    ..In summary, CdTe QDs induce cell death via mechanisms involving both Cd2+ and ROS accompanied by lysosomal enlargement and intracellular redistribution...
  49. pmc The Tellurium compound, AS101, increases SIRT1 level and activity and prevents type 2 diabetes
    Meital Halperin-Sheinfeld
    The Mina and Everard Goodman Faculty of Life Sciences, Bar Ilan University, Ramat Gan 52900, Israel
    Aging (Albany NY) 4:436-47. 2012
    ..Together, these findings demonstrate the therapeutic potential of AS101 for treating T2D, and for reversing impaired fat and glucose metabolism...
  50. pmc Characterization of a region of the IncHI2 plasmid R478 which protects Escherichia coli from toxic effects specified by components of the tellurite, phage, and colicin resistance cluster
    K F Whelan
    Department of Medical Microbiology and Immunology, University of Alberta, Edmonton, Canada
    J Bacteriol 179:63-71. 1997
    ..Complementation analysis indicated that terW, located approximately 6.0 kb upstream of terZ, brings about protection of cells from toxic effects of components of the Te(r), Phi, and PacB cluster...
  51. ncbi Synthesis of novel E-2-chlorovinyltellurium compounds based on the stereospecific anti-addition of tellurium tetrachloride to acetylene
    Maria V Musalova
    A E Favorsky Irkutsk Institute of Chemistry, Siberian Branch of the Russian Academy of Sciences, 1 Favorsky Str, Irkutsk 664033, Russia
    Molecules 17:5770-9. 2012
    The reaction of tellurium tetrachloride with acetylene proceeds in a stereospecific anti-addition manner to afford the novel products E-2-chlorovinyltellurium trichloride and E,E-bis(2-chlorovinyl)tellurium dichloride...
  52. ncbi Size-dependent electrochemical behavior of thiol-capped CdTe nanocrystals in aqueous solution
    Sergey K Poznyak
    Physico Chemical Research Institute, Belarussian State University, 220050 Minsk, Belarus
    J Phys Chem B 109:1094-100. 2005
    ..At a certain nanocrystal size, the trap level can even move out of the band gap...
  53. ncbi Tellurite-exposed Escherichia coli exhibits increased intracellular α-ketoglutarate
    Claudia A Reinoso
    Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago, Chile
    Biochem Biophys Res Commun 421:721-6. 2012
    The tellurium oxyanion tellurite is toxic to most organisms because of its ability to generate oxidative stress. However, the detailed mechanism(s) how this toxicant interferes with cellular processes have yet to be fully understood...
  54. ncbi Assessment of nanomaterial cytotoxicity with SOLiD sequencing-based microRNA expression profiling
    Shuchun Li
    State Key Laboratory of Bioelectronics, School of Biological Science and Medical Engineering, Southeast University, Nanjing, PR China
    Biomaterials 32:9021-30. 2011
    ....
  55. ncbi Tellurium-induced cognitive deficits in rats are related to neuropathological changes in the central nervous system
    Ewa Widy-Tyszkiewicz
    Department of Experimental and Clinical Pharmacology, Medical University of Warsaw, Krakowskie Przedmiescie 26 28, Poland
    Toxicol Lett 131:203-14. 2002
    ..b>Tellurium treatment was found to cause significant impairment in retention of the spatial learning task...
  56. ncbi Effect of tellurite-mediated oxidative stress on the Escherichia coli glycolytic pathway
    Mauricio Valdivia-González
    Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago, Chile
    Biometals 25:451-8. 2012
    ..coli shifts the carbon flux towards the pentose phosphate pathway thus facilitating the functioning of the Entner-Doudoroff pathway and/or the glycolytic productive phase...
  57. pmc The Geobacillus stearothermophilus V iscS gene, encoding cysteine desulfurase, confers resistance to potassium tellurite in Escherichia coli K-12
    Juan C Tantaleán
    Laboratorio de Microbiologia Molecular, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago, Chile
    J Bacteriol 185:5831-7. 2003
    ..These and other results support the hypothesis that the reduction of tellurite generates superoxide anions and that the primary targets of superoxide damage in E. coli are enzymes with iron-sulfur clusters...
  58. ncbi Occupational tellurium exposure and garlic odour
    C J Berriault
    School of Rural and Northern Health, Laurentian University, School of Education Building, Room 205 E 935, Ramsey Lake Road, Sudbury, ON P3E 2C6, Canada
    Occup Med (Lond) 61:132-5. 2011
    Few studies have considered garlic odour as a socially important outcome of occupational tellurium (Te) exposure or concurrent exposures, and most known guidelines focus on other signs and symptoms (e.g. weight loss and somnolence)...
  59. ncbi A novel cyclodextrin-derived tellurium compound with glutathione peroxidase activity
    Xiaojun Ren
    Key Laboratory of Molecular Enzymology and Engineering, Ministry of Education, Jilin University, Changchun 130023, P R China
    Chembiochem 3:356-63. 2002
    ..The biological effect of 2-TeCD was evaluated by its ability to protect mitochondria from oxidative damage. 2-TeCD exhibited excellent antioxidant capacity in comparison with Ebselen...
  60. ncbi An inducible tellurite-resistance operon in Proteus mirabilis
    Anna Toptchieva
    Department of Microbiology and Immunology, Dalhousie University, Sir Charles Tupper Medical Building, College Street, Halifax, Nova Scotia, Canada B3H 4H7
    Microbiology 149:1285-95. 2003
    ..based on screening for high level Te(r) and preliminary PCR analysis. Thus, a chromosomally located inducible tellurite resistance operon appears to be a common feature of the genus Proteus...
  61. ncbi Nuclear myocardial perfusion imaging with a cadmium-zinc-telluride detector technique: optimized protocol for scan time reduction
    Bernhard A Herzog
    Cardiac Imaging, University Hospital Zurich, CH 8091 Zurich, Switzerland
    J Nucl Med 51:46-51. 2010
    ..We aimed at establishing the optimal scan time for nuclear myocardial perfusion imaging (MPI) on an ultrafast cardiac gamma-camera using a novel cadmium-zinc-telluride (CZT) solid-state detector technology...
  62. ncbi Some aspects involving the use of CdTe for finding end-point energies in diagnostic radiology
    M Krmar
    Department of Physics, California State University Dominguez Hills, Carson, CA 90747, USA
    Appl Radiat Isot 64:584-7. 2006
    ..High rates also decrease energy resolution and lower the accuracy of recalibrations using characteristic X-rays from the target...
  63. ncbi Irreversible inhibition of human cathepsins B, L, S and K by hypervalent tellurium compounds
    Rodrigo L O R Cunha
    Department of Biophysics, Escola Paulista de Medicina, Universidade Federal de Sao Paulo, Rua Tres de Maio 100, 04044 20 Sao Paulo, Brazil
    Biol Chem 390:1205-12. 2009
    The inhibition of human cysteine cathepsins B, L, S and K was evaluated by a set of hypervalent tellurium compounds (telluranes) comprising both organic and inorganic derivatives...
  64. ncbi Reduced isotope dose with rapid SPECT MPI imaging: initial experience with a CZT SPECT camera
    W Lane Duvall
    Mount Sinai Heart, Mount Sinai Medical Center, New York, NY 10029, USA
    J Nucl Cardiol 17:1009-14. 2010
    ..Recently introduced cadmium zinc telluride (CZT) SPECT cameras have the potential to achieve both goals, but clinical experience is so far limited...
  65. ncbi Turn-on and near-infrared fluorescent sensing for 2,4,6-trinitrotoluene based on hybrid (gold nanorod)-(quantum dots) assembly
    Yunsheng Xia
    Anhui Key Laboratory of Chemo Biosensing, College of Chemistry and Materials Science, Anhui Normal University, Wuhu, China
    Anal Chem 83:1401-7. 2011
    ..1 nM. Importantly, TNT can be well distinguished from its analogues due to their electron deficiency difference. The developed method is successfully applied to TNT sensing in real environmental samples...
  66. ncbi A glimpse on biological activities of tellurium compounds
    Rodrigo L O R Cunha
    Departamento de Ciências Exatas e da Terra, UNIFESP, Diadema, SP, Brasil
    An Acad Bras Cienc 81:393-407. 2009
    b>Tellurium is a rare element which has been regarded as a toxic, non-essential trace element and its biological role is not clearly established to date...
  67. ncbi Validation of CT attenuation correction for high-speed myocardial perfusion imaging using a novel cadmium-zinc-telluride detector technique
    Bernhard A Herzog
    Cardiac Imaging, University Hospital Zurich, Zurich, Switzerland
    J Nucl Med 51:1539-44. 2010
    ..The aim of this study was to validate attenuation correction (AC) using low-dose standard CT for myocardial perfusion imaging (MPI) on a novel ultra fast γ-camera with cadmium-zinc-telluride (CZT) detector technology...
  68. ncbi Photochemical instability of thiol-capped CdTe quantum dots in aqueous solution and living cells: process and mechanism
    Jiong Ma
    Surface Physics Laboratory National Key Laboratory, Physics Department, State Key Laboratory for Advanced Photonic Materials and Devices, Fudan University, Shanghai, PR China
    J Phys Chem B 111:12012-6. 2007
    ..By comparing the photostability of QDs in C2C12 cells with and without NaN3 treatment, the photooxidation effect of 1O2 on photobleaching of cellular QDs was confirmed...
  69. ncbi Reduced isotope dose and imaging time with a high-efficiency CZT SPECT camera
    W Lane Duvall
    Mount Sinai Division of Cardiology Mount Sinai Heart, Mount Sinai Medical Center, New York, NY 10029, USA
    J Nucl Cardiol 18:847-57. 2011
    ..Recently introduced Cadmium Zinc Telluride (CZT) cameras have the potential to achieve both goals...
  70. ncbi High-rate x-ray spectroscopy in mammography with a CdTe detector: a digital pulse processing approach
    L Abbene
    Dipartimento di Fisica e Tecnologie Relative, Universita di Palermo, Viale delle Scienze, Edificio 18, Palermo 90128, Italy
    Med Phys 37:6147-56. 2010
    ..In this work we present a detection system, based on a CdTe detector and an innovative digital pulse processing (DPP) system, for high-rate x-ray spectroscopy in mammography...
  71. ncbi Comparison of water-soluble CdTe nanoparticles synthesized in air and in nitrogen
    Yuanfang Liu
    Nomadics, Inc, 1024 South Innovation Way, Stillwater, Oklahoma 74074, USA
    J Phys Chem B 110:16992-7000. 2006
    ..Cytotoxicity measurements reveal that the particles made in air appear slightly more toxic, possibly due to the excess of free cadmium...
  72. ncbi L-Cysteine capped CdTe-CdS core-shell quantum dots: preparation, characterization and immuno-labeling of HeLa cells
    Hongyan Zhang
    Department of Chemistry, Northeastern University, Shenyang 110004, China
    Luminescence 26:86-92. 2011
    ..It was indicated that this kind of QD would have application potential in bio-labeling and cell imaging...
  73. ncbi Aqueous synthesis of zinc blende CdTe/CdS magic-core/thick-shell tetrahedral-shaped nanocrystals with emission tunable to near-infrared
    Zhengtao Deng
    The Biodesign Institute, Department of Chemistry and Biochemistry, Arizona State University, Tempe, Arizona 85287, USA
    J Am Chem Soc 132:5592-3. 2010
    ..The magic-core/thick-shell nanocrystals may represent an important step toward the synthesis and application of next-generation colloidal nanocrystals from solar cell conversion to intracellular imaging...
  74. ncbi The product of the cysK gene of Bacillus stearothermophilus V mediates potassium tellurite resistance in Escherichia coli
    C C Vasquez
    Laboratorio de Microbiologia Molecular, Departamento de Ciencias Biologicas, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Casilla 40, Correo 33, Santiago, Chile
    Curr Microbiol 43:418-23. 2001
    ..Introduction of the B. stearothermophilus V cysK gene into a cysK strain of Salmonella typhimurium LT2 resulted in complementation of the mutation as well as transfer of tellurite resistance...
  75. ncbi Ultrafast nuclear myocardial perfusion imaging on a new gamma camera with semiconductor detector technique: first clinical validation
    Ronny R Buechel
    Cardiac Imaging, University Hospital Zurich, Ramistrasse 100, CH 8091 Zurich, Switzerland
    Eur J Nucl Med Mol Imaging 37:773-8. 2010
    ..To assess the diagnostic performance of a novel ultrafast cardiac gamma camera with cadmium-zinc-telluride (CZT) solid-state semiconductor detectors for nuclear myocardial perfusion imaging (MPI)...
  76. ncbi Geobacillus stearothermophilus V ubiE gene product is involved in the evolution of dimethyl telluride in Escherichia coli K-12 cultures amended with potassium tellurate but not with potassium tellurite
    Manuel A Araya
    Laboratorio de Microbiologia Molecular, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Casilla 40, Correo 33, Santiago, Chile
    J Biol Inorg Chem 9:609-15. 2004
    ..These results may be indicative that the two Te oxyanions could be detoxified in the cell by different metabolic pathways...
  77. ncbi The cytotoxicity of CdTe quantum dots and the relative contributions from released cadmium ions and nanoparticle properties
    Yuanyuan Su
    State Key Laboratory of Pharmaceutical Biotechnology, School of Life Sciences, Nanjing University, 22 Hankou Road, Nanjing 210093, PR China
    Biomaterials 31:4829-34. 2010
    ..Moreover, we discovered that the cytotoxicity of QDs was based on the concentration of total QDs ingested by cells. Our data clearly showed that specific properties of nanoparticles have an obvious influence on their cytotoxicity...
  78. ncbi Selenium- and tellurium-containing multifunctional redox agents as biochemical redox modulators with selective cytotoxicity
    Vincent Jamier
    Division of Bioorganic Chemistry, School of Pharmacy, Saarland University, Campus, 66123 Saarbruecken, Germany
    Chemistry 16:10920-8. 2010
    ..Selenium- and tellurium-based agents turn the oxidizing redox environment present in certain cancer cells into a lethal cocktail of ..
  79. ncbi Antibacterial activities of tellurium nanomaterials
    Zong Hong Lin
    Department of Chemistry, National Taiwan University, 1 Roosevelt Road, Section 4, Taipei 10617, Taiwan
    Chem Asian J 7:930-4. 2012
    ..Compared to Ag nanoparticles that are commonly used as antibacterial reagents, Te NMs have higher antibacterial activity and lower toxicity. Thus, Te NMs hold great practical potential as a new and efficient antibacterial agent...
  80. ncbi Electrogenerated chemiluminescence from thiol-capped CdTe quantum dots and its sensing application in aqueous solution
    Heyou Han
    College of Science, State Key Laboratory of Agricultural Microbiology, MOA Key Laboratory of Food Safety Evaluation, Huazhong Agricultural University, Wuhan 430070, PR China
    Anal Chim Acta 596:73-8. 2007
    ....
  81. ncbi Preparation of highly luminescent CdTe/CdS core/shell quantum dots
    Jian Wang
    Laboratory for Advanced Materials, Department of Chemistry, East China University of Science and Technology, Shanghai 200237, China
    Chemphyschem 10:680-5. 2009
    ....
  82. ncbi Antimicrobial activity and cellular toxicity of nanoparticle-polymyxin B conjugates
    Soonhyang Park
    Department of Biomedical Engineering, McGill University, 3775 University Street, Montreal QC, H3A 2B4, Canada
    Nanotechnology 22:185101. 2011
    ..These results show that it is possible to create antimicrobial agents using concentrations of CdTe quantum dots that do not harm mammalian cells...
  83. ncbi Conjugating luminescent CdTe quantum dots with biomolecules
    Christina Gerhards
    Department of Chemistry, Friedrich Alexander University Erlangen Nuernberg, Erlangen, Germany
    J Phys Chem B 112:14482-91. 2008
    ..Notably, these interactions depend on the size of the QDs. Repulsive forces, on the other hand, are operative between the positively capped QDs and cyt c, hampering any bioconjugation...
  84. ncbi Interfacial charge transfer between CdTe quantum dots and gram negative vs gram positive bacteria
    Eve Dumas
    Department of Biomedical Engineering, McGill University, Montreal, QC, Canada H3A 2B4
    Environ Sci Technol 44:1464-70. 2010
    ..The findings also suggest future avenues of inquiry into electron transfer processes between nanomaterials and bacteria...
  85. ncbi Tellurite-induced carbonylation of the Escherichia coli pyruvate dehydrogenase multienzyme complex
    Nataly del P Contreras
    Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Casilla 40, Correo 33, Santiago, Chile
    Arch Microbiol 192:969-73. 2010
    The soluble tellurium oxyanion, tellurite, is toxic for most organisms...
  86. ncbi The dihydrolipoamide dehydrogenase of Aeromonas caviae ST exhibits NADH-dependent tellurite reductase activity
    Miguel E Castro
    Laboratorio de Microbiologia Molecular, Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Casilla 40, Correo 33, Santiago, Chile
    Biochem Biophys Res Commun 375:91-4. 2008
    ..coli, Zymomonas mobilis, Streptococcus pneumoniae, and Geobacillus stearothermophilus also showed NADH-dependent tellurite reductase in vitro suggesting that this enzymatic activity is widely distributed among microorganisms...
  87. ncbi Controllable synthesis and cell-imaging studies on CdTe quantum dots together capped by glutathione and thioglycolic acid
    Jianniao Tian
    College of Chemistry and Chemical Engineering, Guangxi Normal University, Guilin 541004, China
    J Colloid Interface Sci 336:504-9. 2009
    ....
  88. ncbi Design and synthesis of highly luminescent near-infrared-emitting water-soluble CdTe/CdSe/ZnS core/shell/shell quantum dots
    Wenjin Zhang
    State Key Laboratory of Bioreactor Engineering, Department of Chemistry, and School of Bioengineering, East China University of Science and Technology, Shanghai 200237, China
    Inorg Chem 48:9723-31. 2009
    ..The as-prepared water-soluble CdTe/CdSe/ZnS QDs possess PL quantum yields as high as 84% in aqueous media, which is one of the best results for the luminescent semiconductor nanocrystals...
  89. ncbi Tellurite specifically affects squalene epoxidase: investigations examining the mechanism of tellurium-induced neuropathy
    M Wagner
    Department of Biochemistry and Biophysics, University of North Carolina, Chapel Hill 27599 7250, USA
    J Neurochem 64:2169-76. 1995
    ..neuropathy characterized by a transient demyelinating/remyelinating sequence results when young rats are fed a tellurium-containing diet. The neuropathy occurs secondary to a systemic block in cholesterol synthesis...
  90. ncbi Exploring synthetic avenues for the effective synthesis of selenium- and tellurium-containing multifunctional redox agents
    Susanne Mecklenburg
    Division of Bioorganic Chemistry, School of Pharmacy, Saarland University, PO Box 151150, D 66123, Saarbruecken, Germany
    Org Biomol Chem 7:4753-62. 2009
    ....
  91. ncbi Synthesis of coumarins, 4-hydroxycoumarins, and 4-hydroxyquinolinones by tellurium-triggered cyclizations
    Donald C Dittmer
    Department of Chemistry, Syracuse University, Room 1 014 CST, Syracuse, New York 13244, USA
    J Org Chem 70:4682-6. 2005
    ..Phenylketene formation competes with cyclization of the alpha-chlorophenylacetate ester of methyl salicylate as demonstrated by a trapping experiment with benzylamine. Elemental tellurium may be recovered and reused.
  92. ncbi New telluride-mediated elimination for novel synthesis of 2',3'-didehydro-2',3'-dideoxynucleosides
    Jia Sheng
    Department of Chemistry, Georgia State University, Atlanta, GA 30303, USA
    J Org Chem 73:3725-9. 2008
    ..Our novel strategy has great potential to simplify synthesis of these drugs and to further reduce cost of AIDS treatment and will also facilitate development of novel d4N and ddN analogues...
  93. ncbi The cytotoxicity of cadmium based, aqueous phase - synthesized, quantum dots and its modulation by surface coating
    Yuanyuan Su
    Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Jialuo Road 2019, Shanghai 201800, China
    Biomaterials 30:19-25. 2009
    ....
  94. ncbi CdTe nanoparticles display tropism to core histones and histone-rich cell organelles
    Jennifer Conroy
    Department of Clinical Medicine, Trinity College Dublin, Dublin 2, Ireland
    Small 4:2006-15. 2008
    ..These findings strongly suggest that charge-mediated QD/histone interactions could provide the basis for QD nuclear localization downstream of intracellular transport mechanisms...
  95. ncbi One-pot synthesis of CdTe nanocrystals and shape control of luminescent CdTe-cystine nanocomposites
    Haifeng Bao
    State Key Laboratory of Electroanalytical Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Graduate School of the Chinese Academy of Sciences, Changchun 130022, Jilin, PR China
    Small 2:476-80. 2006
  96. ncbi Hybrid approach to the synthesis of highly luminescent CdTe/ZnS and CdHgTe/ZnS nanocrystals
    James M Tsay
    Department of Chemistry and Biochemistry, University of California at Los Angeles, Los Angeles, California 90095, USA
    J Am Chem Soc 126:1926-7. 2004
    ..These particles exhibit higher resistance to oxidation and photobleaching, have high quantum yields, and could be used for biological labeling and imaging...
  97. ncbi Facile one-pot synthesis of luminescent, water-soluble, and biocompatible glutathione-coated CdTe nanocrystals
    Huifeng Qian
    College of Chemistry and Chemical Engineering, Shanghai Jiaotong University, 800 Dongchuan Road, Shanghai 200240, China
    Small 2:747-51. 2006
  98. pmc Genomic variability of O islands encoding tellurite resistance in enterohemorrhagic Escherichia coli O157:H7 isolates
    Diane E Taylor
    Department of Medical Microbiology and Immunology, 1 28 Medical Sciences Building, University of Alberta, Edmonton, Alberta T6G 2H7, Canada
    J Bacteriol 184:4690-8. 2002
    ..coli clinical isolate, suggests that the pathogenicity island was acquired from a plasmid. This work demonstrates diversity among E. coli O157:H7 isolates, at least as far as the presence of Te(r) genes is concerned...
  99. pmc Cysteine metabolism-related genes and bacterial resistance to potassium tellurite
    Derie E Fuentes
    Departamento de Biologia, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Casilla 40, Correo 33, Santiago, Chile
    J Bacteriol 189:8953-60. 2007
    ..Results showed that cell tolerance to tellurite correlates with the expression level of the cysteine metabolic genes and that these genes are up-regulated when tellurite is present in the growth medium...
  100. ncbi Alloyed semiconductor quantum dots: tuning the optical properties without changing the particle size
    Robert E Bailey
    Department of Biomedical Engineering and Chemistry, Emory University and Georgia Institute of Technology, 1639 Pierce Drive, Suite 2001, Atlanta, Georgia 30322, USA
    J Am Chem Soc 125:7100-6. 2003
    ....
  101. ncbi DNA-damage induction by eight metal compounds in TK6 human lymphoblastoid cells: results obtained with the alkaline Comet assay
    Emma Guillamet
    Grup de Mutagenesi, Departament de Genetica i de Microbiologia, Facultat de Biociencies, Universitat Autonoma de Barcelona, 08193 Bellaterra, Spain CIBER Epidemiología y Salud Pública, ISCIII, Spain
    Mutat Res 654:22-8. 2008
    ..two palladium compounds (ammonium tetrachloropalladate and ammonium hexachloropalladate), and two tellurium compounds (sodium tellurite and sodium tellurate) was evaluated in human lymphoblastoid TK6 cells by use of the ..

Research Grants13

  1. Development of ZnTe Powder Phosphor for Protein Crystallographic X-ray Detectors
    CHRISTOPHER SUMMERS; Fiscal Year: 2009
    ..1037E, and similar band gaps (2.3eV for ZnTe;2.7eV for ZnSe). But the absorption edges of tellurium (4,341eV, 31,814eV) are far away from the selenium edge...
  2. DESIGN, SYNTHESIS AND STUDY OF NEW SENSITIZERS FOR PDT
    MICHAEL DETTY; Fiscal Year: 2004
    ..can be obtained by replacing oxygen or sulfur in the sensitizer chromophore with the heavy atoms selenium or tellurium. Selenium and tellurium analogues of both the anticarcinoma agent AA1 and the rhodamine dyes will be prepared ..
  3. Development of ZnTe Powder Phosphor for Protein Crystallographic X-ray Detectors
    CHRISTOPHER SUMMERS; Fiscal Year: 2006
    ..ZnTe will solve this problem, since the tellurium absorption anomalies are at different X-ray energies (4,341eV and 31,814eV)...
  4. THIOREDOXIN REDUCTASES AND CANCER
    Garth Powis; Fiscal Year: 2001
    ..identified a novel class of potent and specific thioredoxin reductase inhibitors based on organic derivatives of tellurium. He will investigate the mechanism of action of Se in regulating tumor growth and thioredoxin reductases, clone ..
  5. In-vivo intravascular autoradiography with storage phosphor detector
    POLAD SHIKHALIEV; Fiscal Year: 2008
    ..unreadable] [unreadable] [unreadable]..
  6. LUMINESCENT QUANTUM DOTS AS BIOLOGICAL LABELS
    Shuming Nie; Fiscal Year: 2003
    ..Quantum dot bioconjugates are expected to be available in large quantities and in lyphophilized forms, for broad distribution to the scientific community. ..
  7. METAL NANOPARTICLES FOR ULTRATRACE BIOMOLECULE DETECTION
    Shuming Nie; Fiscal Year: 2002
    ..A potential clinical application i to determine the viral RNA load in infectious diseases such as HIV and hepatitis. ..
  8. Bioaffinity Nanoparticle Probes for Bioimaging
    Shuming Nie; Fiscal Year: 2007
    ..abstract_text> ..
  9. Nanotechnology Linking Biomarkers with Cancer Behavior
    Shuming Nie; Fiscal Year: 2008
    ..abstract_text> ..
  10. Radio-Immunotherapy (RIT) Planning Using SPECT
    LAWRENCE ZENG; Fiscal Year: 2004
    ..Novel image reconstruction algorithms will be developed to provided quantitative SPECT images. Our hypothesis will be verified through human observer studies and Channelized Hotelling observer studies. ..
  11. Breast Cancer Imaging Using a Solid-State SPECT Camera
    G Zeng; Fiscal Year: 2005
    ..abstract_text> ..
  12. Image Reconstruction with Solid Srate SPECR
    LAWRENCE ZENG; Fiscal Year: 2005
    ..abstract_text> ..