Summary: Inorganic compounds that contain chromium as an integral part of the molecule.
Publications216 found, 100 shown here
- Mechanisms of bacterial resistance to chromium compoundsMartha I Ramírez-Díaz
Instituto de Investigaciones Quimico Biologicas, Universidad Michoacana de San Nicolas de Hidalgo, Edificio B 3, Ciudad Universitaria, Morelia, Michoacan 58030, Mexico
Biometals 21:321-32. 2008..Other mechanisms of bacterial resistance to chromate involve the expression of components of the machinery for repair of DNA damage, and systems related to the homeostasis of iron and sulfur...
- Toxicity and carcinogenicity of chromium compounds in humansMax Costa
Department of Environmental Medicine, NYU School of Medicine, New York, New York 10016, USA
Crit Rev Toxicol 36:155-63. 2006..The potential use of this animal model for future risk assessment is discussed...
- A new method for the treatment of chromite ore processing residuesTiangui Wang
School of Chemistry and Chemical Engineering, Henan University of Technology, Zhengzhou 450001, China
J Hazard Mater 149:440-4. 2007..Effects of temperature, dosages of reductants and time on Cr(VI) reduction were investigated. Above 500 degrees C, Cr(VI) can be completely reduced to Cr(III)...
- Safety of trivalent chromium complexes: no evidence for DNA damage in human HaCaT keratinocytesIsabelle Hininger
Laboratoire Nutrition, Vieillissement, Maladies Cardiovasculaires, EA 3746, J Fourier University, Domaine de la Merci, 38700 La Tronche, France
Free Radic Biol Med 42:1759-65. 2007..These data further support the low toxicity of trivalent Cr complexes used in nutrient supplements...
- Stereoselective transformations of trihalomethylcarbinols induced by chromous chlorideRomain Bejot
Laboratoire de Synthèse Bioorganique, UMR 7514, Faculte de Pharmacie, Universite Louis Pasteur, 74 route du Rhin, BP 24, 67401 Illkirch, France
Angew Chem Int Ed Engl 44:2008-11. 2005
- Study on catalytic incineration of methane using Cr2O3/gamma-Al2O3 as the catalystChing Huei Wang
Department of Chemical Engineering, Kao Yuan Institute of Technology, Kaohsiung, Taiwan
J Environ Sci Health A Tox Hazard Subst Environ Eng 39:1631-41. 2004..However, WHSV and inlet concentration of CH4 did affect CH4 conversion noticeably. For complete oxidation of CH4, the reaction temperature required increased with WHSV and inlet CH4 concentration...
- Alpha-Tris(2,4-pentanedionato-kappa2O,O')chromium(III) at 290 and 110 K: a new delta phase at 110 KLars S von Chrzanowski
Bijvoet Center for Biomolecular Research, Crystal and Structural Chemistry, Utrecht University, Padualaan 8, 3584 CH Utrecht, The Netherlands
Acta Crystallogr C 63:m377-82. 2007..The space group remains P2(1)/c and the phase transition can therefore be considered as klassengleich. The unit-cell volume increases by a factor of six, resulting in six independent molecules in the asymmetric unit...
- Hydrocarbons in hydrothermal vent fluids: the role of chromium-bearing catalystsDionysis I Foustoukos
Department of Geology and Geophysics, University of Minnesota, Minneapolis, MN 55455, USA
Science 304:1002-5. 2004..This in turn could help to support microbial communities now recognized in the subsurface at deep-sea vents...
- Effects of dietary chromium chloride supplementation on performance, some serum parameters, and immune response in broilersFatma Uyanik
Department of Biochemistry, Faculty of Veterinary Medicine, University of Erciyes, Kayseri, Turkey
Biol Trace Elem Res 90:99-115. 2002..All levels of Cr increased the cell-mediated response to phytohemagglutinin. No alterations in tissues were observed by histopathological examinations...
- Chromium nanoparticle exhibits higher absorption efficiency than chromium picolinate and chromium chloride in Caco-2 cell monolayersL Y Zha
Key Laboratory of Molecular Animal Nutrition of Ministry of Education, Feed Science Institute, College of Animal Science, Zhejiang University, Hangzhou, China
J Anim Physiol Anim Nutr (Berl) 92:131-40. 2008..In addition, CrNano exhibited considerably higher absorption efficiency than both CrPic and CrCl(3) in Caco-2 cell monolayers...
- Ultrastructural damage in chromium picolinate-treated cells: a TEM study. Transmission electron microscopyKevin R Manygoats
Department of Chemistry, Northern Arizona University, PO Box 5698, Flagstaff, AZ 86011 5698, USA
J Biol Inorg Chem 7:791-8. 2002..The coordination of Cr(III) by picolinate ligands may alter the cellular chemistry of Cr(III) to make chromium picolinate a toxic form of Cr(III)...
- Cytotoxicity and oxidative mechanisms of different forms of chromiumDebasis Bagchi
Department of Pharmacy Sciences, Creighton University School of Pharmacy and Health Professions, 2500 California Plaza, Omaha, NE 68178, USA
Toxicology 180:5-22. 2002..The safety of chromium(III) is largely dependent on the ligand, and adequate clinical studies are warranted to demonstrate the safety and efficacy of chromium(III) for human consumption...
- Synthesis of chromium-containing pigments from chromium recovered from leather wasteFrank J Berry
Department of Chemistry, The Open University, Milton Keynes, UK
Waste Manag 22:761-72. 2002..Colour measurements were compared with those recorded from materials prepared from pure Cr2O3. The leaching of Cr(VI) from the materials was examined by UV spectroscopy...
- Characterization of nonmutagenic Cr(III)-DNA interactionsSean A Blankert
Department of Chemistry, Northern Arizona University, P O Box 5698, Flagstaff, Arizona 86011 5698, USA
Chem Res Toxicol 16:847-54. 2003..This study provides the first structural evidence for Cr(III)-DNA adducts. A molecular understanding of Cr(III)-DNA interactions will be necessary before we can determine their relevance in Cr(VI)-induced cancers...
- Analytical speciation of chromium in in-vitro cultures of chromate-resistant filamentous fungiFrancisco Javier Acevedo Aguilar
Instituto de Investigaciones Cientificas, Universidad de Guanajuato, L de Retana N degrees 5, 36000, Guanajuato, Mexico
Anal Bioanal Chem 392:269-76. 2008....
- Structural modification and aggregation of mucin by chromium(III) complexesH Yamini Shrivastava
Chemical Laboratory, Central Leather Research Institute, Adyar, Chennai 600 020, India
J Biomol Struct Dyn 20:575-87. 2003..Histochemical analysis supports the contention that complex 2 favors the oligomerisation of PGM and leads to the formation of aggregated mass of macromolecules...
- Structural and spectroscopic properties of trans-dichlorobis(2,2-dimethyl-1,3-diaminopropane)chromium(III) chlorideJong Ha Choi
Department of Chemistry, Andong National University, Andong, South Korea
Spectrochim Acta A Mol Biomol Spectrosc 68:796-801. 2007..It is confirmed that the nitrogen atoms of the Me(2)tn ligand have a strong sigma-donor character, but the chloro ligand has weak sigma- and pi-donor properties toward the chromium(III) ion...
- Hard X-ray microprobe studies of chromium(VI)-treated V79 Chinese hamster lung cells: intracellular mapping of the biotransformation products of a chromium carcinogenCarolyn T Dillon
Centre for Heavy Metals Research, School of Chemistry, University of Sydney, NSW 2006, Australia
J Biol Inorg Chem 7:640-5. 2002..This is the first study that has enabled the determination of the localization of the biotransformation products of Cr(VI) carcinogens in a target lung cell...
- Application of the Rietveld method to assess chromium(VI) speciation in chromite ore processing residueMaria Chrysochoou
W M Keck Geoenvironmental Laboratory, Stevens Institute of Technology, Castle Point on Hudson, Hoboken NJ 07030, USA
J Hazard Mater 141:370-7. 2007..The correlation between the average CAC-bound Cr(6+) concentration and the total Cr(6+) for five samples (R(2)=0.94), extracted from different zones and soil borings, suggests that CACs are a primary sink for Cr(6+) in COPR...
- Cr(III) reactivity and foot dermatitis in Cr(VI) positive patientsMalene Barre Hansen
Department of Dermatology, The National Allergy Research Centre, University of Copenhagen, Gentofte Hospital, Denmark
Contact Dermatitis 54:140-4. 2006..However, Cr(VI) allergics having foot eczema and positive or doubtful Cr(III) reactions often had positive reactions to other shoe allergens. Thus, Cr(III) allergy is part of a multiple shoe allergy pattern...
- Synthesis, characterization and properties of chromium(III) complex [Cr(SA)(en)2]Cl.2H2OBin Liu
Key Laboratory of Chemical Biology and Molecular Engineering of Ministry of Education, Institute of Molecular Science, Shanxi University, Taiyuan 030006, China
J Inorg Biochem 100:1462-9. 2006..01M Hepes at pH 7.4. The results show that Cr(III) can be transferred from the complex to apoovotransferrin with the retention of the salicylate acted as a synergistic anion...
- Chromium activates glucose transporter 4 trafficking and enhances insulin-stimulated glucose transport in 3T3-L1 adipocytes via a cholesterol-dependent mechanismGuoli Chen
Department of Cellular and Integrative Physiology, Indiana University School of Medicine, Center for Diabetes Research, Indianapolis, Indiana 46202, USA
Mol Endocrinol 20:857-70. 2006..Moreover, these findings at the level of the cell are consistent with in vivo observations of improved glucose tolerance and decreased circulating cholesterol levels after chromium supplementation...
- Structural and spectroscopic properties of trans-difluoro(1,4,8,12-tetraazacyclopentadecane)chromium(III) perchlorate hydrateJong Ha Choi
Department of Chemistry, Andong National University, Andong 760 749, South Korea
Spectrochim Acta A Mol Biomol Spectrosc 65:1138-43. 2006..It is confirmed that the fluoride has strong sigma- and pi-donor properties toward the chromium(III) ion and the nitrogen atoms of the aneN(4) ligand also have a strong sigma-donor character...
- Differential impact of ionic and coordinate covalent chromium (Cr)-DNA binding on DNA replicationJamie L Fornsaglio
Department of Pharmacology and Physiology, The George Washington University Medical Center, Washington, DC 20037, USA
Mol Cell Biochem 279:149-55. 2005..Thus, these results suggest that treatment of living cells with Cr(VI) leads to two modes of Cr-binding, which may have conflicting effects on DNA replication...
- Carrier-controlled ferromagnetism in transparent oxide semiconductorsJ Philip
Francis Bitter Magnet Laboratory, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
Nat Mater 5:298-304. 2006..Being optically transparent with the above optimal properties, Cr-doped In(2)O(3) emerges as a viable candidate for the development of spin electronics...
- Nucleotide excision repair functions in the removal of chromium-induced DNA damage in mammalian cellsTravis J O'Brien
Department of Pharmacology and Physiology, The George Washington University Medical Center, Washington, DC 20037, USA
Mol Cell Biochem 279:85-95. 2005..Consequently, NER may represent an important mechanism for preventing Cr(VI)-induced mutagenesis and neoplastic transformation...
- Improvement of radioactive colloid binding by tumor cellsL J Anghileri
Laboratory of Biophysics, Faculty of Medicine, University of Nancy, France
Tumori 76:217-9. 1990..Poly-lys M.W. 8,000 presents no significant increase, and for the other molecular weights the binding is intermediate...
- Carcinogenic Cr(VI) and the nutritional supplement Cr(III) induce DNA deletions in yeast and miceZhanna Kirpnick-Sobol
Department of Pathology, Geffen School of Medicine and School of Public Health, University of California at Los Angeles, 650 Charles E Young Drive South, Los Angeles, CA 90095, USA
Cancer Res 66:3480-4. 2006..This study concludes that both the environmental contaminant Cr(VI) and the nutritional supplement Cr(III) increase DNA deletions in vitro and in vivo, when ingested via drinking water...
- Chromium recovery from chrome shaving generated in tanning processMehmet Erdem
Department of Environmental Engineering, Firat University, 23279 Elazig, Turkey
J Hazard Mater 129:143-6. 2006..The chromate ions in this solution were reduced by using Na2SO3 and Cr(III) sulphate solution was obtained...
- Combustion of chlorinated VOC on nanostructured chromia aerogel as catalyst and catalyst supportH Rotter
Chemical Engineering Department, The Blechner Center for Industrial Catalysis and Process Development, Ben Gurion University of the Negev, Beer Sheva, Israel
Environ Sci Technol 39:6845-50. 2005..5%Pt/Al2O3, respectively. The effects of Pt, Au, Mn, and Ce additives on the performance of CrOOH aerogel in combustion of chlorinated VOC were analyzed related to the materials structure...
- Efficacy of chromium(III) supplementation on growth, body composition, serum parameters, and tissue chromium in ratsL Y Zha
Animal Science College of Zhejiang University, The Key Laboratory of Molecular Animal Nutrition, Ministry of Education, Qiutao North Road 164, Hangzhou 310029, China
Biol Trace Elem Res 119:42-50. 2007..The results indicate that chromium nanocomposite has higher efficacy on growth and body composition compared to the traditional chromium agents...
- Reactions of *NO2 with chromium(III) complexes with histamine and pyridoxamine ligands studied by the stopped-flow techniqueDagmara Jacewicz
Department of General Chemistry, University of Gdansk, Sobieskiego 18 19, 80 952 Gdansk, Poland
Anal Biochem 350:256-62. 2006..52 to 9.11 for cis-[Cr(C2O4)(Hpm) (OH2)2]+ and from 6.03 to 8.15 for cis-[Cr(C2O4)(hm)(OH2)2] +. We also determined the thermodynamic activation parameter (E(a)) and the uptake mechanism for each of the coordination compounds studied...
- Kinetics of an intratracheally administered chromium catalyst in ratsJ A J Vanoirbeek
Pneumology Lung Toxicology, Katholieke Universiteit Leuven, Leuven, Belgium
J Toxicol Environ Health A 66:393-409. 2003..Exposure to chromium compounds could be monitored by measuring Cr concen-trations in urine (shortly after exposure) and in erythrocytes (..
- Non-enzymatic phosphorylation of bovine serum albumin by Cr(V) complexes: role in Cr(VI)-induced phosphorylation and toxicityChellappa Vasant
Biochemistry Laboratory, Central Leather Research Institute, Chennai 600020, India
Mol Cell Biochem 275:153-64. 2005..Based on the results, a possibility that 1, 2 and 3 mimic the function of tyrosine and serine/threonine kinases has been invoked...
- Chromium yeast supplementation improves fasting plasma glucose and LDL-cholesterol in streptozotocin-induced diabetic ratsMing Hoang Lai
Department of Nursing, Cardinal Tien College of Nursing, Taipei, Taiwan, ROC
Int J Vitam Nutr Res 76:391-7. 2006..This raises the possibility that Cr yeast supplementation can be considered to improve carbohydrate and lipid metabolism amongst human patients featuring type 2 diabetes mellitus...
- Effects of neutral, cationic, and anionic chromium ascorbate complexes on isolated human mitochondrial and genomic DNAAhmet Nedim Ay
Department of Chemistry, Hacettepe University, Beytepe Campus 06532, Ankara, Turkey
J Biochem Mol Biol 36:403-8. 2003..No apparent effect was observed under the applied experimental conditions to facilitate or prevent damage through the ternary amino acid-Cr-DNA adduct formation or binary chromium-amino acid complex formation...
- Subchronic inhalation toxicity of soluble hexavalent chromium trioxide in ratsHyeon Yeong Kim
Occupational Safety and Health Research Institute, Center for Occupational Toxicology, 108 4 Munji dong, Yusong Ku, 305 380, Daejeon, Korea
Arch Toxicol 78:363-8. 2004..In conclusion, the 13-week repeated exposure with soluble CrO3 demonstrated the injury in SD rats with the no observed adverse effect level (NOAEL) under 0.20 mg/m3...
- Exposure determination and respirator selection under the OSHA Hexavalent Chromium StandardsPaul Puncochar
3M Occupational Health and Environmental Safety Division, USA
Occup Health Saf 75:134-9. 2006
- Microbial stability evaluation of cement-based waste forms at different waste to cement ratioMichael A Idachaba
Cooperative Research Programs, Foster Hall, 904 Chestnut Street, Lincoln University, 65109, Jefferson City, MO, USA
J Hazard Mater 96:331-40. 2003..On the whole, the maximum percentage chromium leached from the different waste forms was substantially lower than those of the other metals...
- The safety and efficacy of high-dose chromiumDavis W Lamson
Bastyr University, Kenmore, WA, USA
Altern Med Rev 7:218-35. 2002The data on the standards for chromium requirements and the safety of various chromium compounds and doses are reviewed...
- The use of air fuel cell cathodes to remove contaminants from spent chromium plating solutionsK L Huang
Center of General Education, Chang Jung Christian University, Tainan 711, Taiwan
Environ Technol 25:39-49. 2004..g., Cr2O3) with minor amount of lead chromate (lead dichromate or lead trichromate) and other chromium solids (Cr black). As expected, the dominant deposit on the lead anode surface was PbO2...
- Incision of trivalent chromium [Cr(III)]-induced DNA damage by Bacillus caldotenax UvrABC endonucleaseTravis J O'Brien
Department of Pharmacology and Physiology, The George Washington University, Washington, DC 20037, United States
Mutat Res 610:85-92. 2006..Taken together, our data suggest that a sub-fraction of Cr(III)-DNA adducts is recognized and processed by the prokaryotic NER machinery and that ICLs are not necessarily the sole lesions generated by Cr(III) that are substrates for NER...
- Complexities of chromium carcinogenesis: role of cellular response, repair and recovery mechanismsTravis J O'Brien
Department of Pharmacology and Molecular and Cellular Oncology Program, The George Washington University Medical Center, 2300 I Street NW, Washington, DC 20037, USA
Mutat Res 533:3-36. 2003..These pertinent issues must be considered in relation to the potential role that each plays in the induction of human respiratory tract cancer by particulate Cr(VI) compounds...
- Influence of Cr(III) and Cr(VI) on the interaction between sparfloxacin and calf thymus DNADong Sheng Guo
College of Environment and Resources, Shanxi University, Wucheng Road 580, Taiyuan 030006, China
J Inorg Biochem 101:644-8. 2007....
- Cu, Cr and As distribution in soils adjacent to pressure-treated decks, fences and polesTait Chirenje
Soil and Water Science Department, University of Florida, Gainesville, FL 32611 0290, USA
Environ Pollut 124:407-17. 2003..These results are helpful for CCA-treated wood product users to determine the safe use of these structures...
- [Determination of chromium(III) and chromium(VI) in water using flow injection on-line preconcentration and separation with flame absorption spectrometric detection]Wei jun Kang
College of Chemistry and Environmental Science, Hebei University, Baoding 071002, China
Guang Pu Xue Yu Guang Pu Fen Xi 23:572-5. 2003..L-1 level were 3.41% and 1.80%, and the corresponding detection limits (3 sigma) were 1.03 micrograms.L-1 and 0.54 microgram.L-1, respectively. The satisfactory recovery of 93.48%-107.5% could be obtained from water samples...
- Mechanisms of chromium toxicity, carcinogenicity and allergenicity: review of the literature from 1985 to 2000A D Dayan
IRG in Toxicology, King's College London, UK
Hum Exp Toxicol 20:439-51. 2001Laboratory and clinical reports about the pathogenesis of the carcinogenicity and allergenicity of chromium compounds published between 1985 and 2000 have been reviewed as a basis for consideration of the pathogenetic mechanisms involved...
- Genesis of hexavalent chromium from natural sources in soil and groundwaterChristopher Oze
Department of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305 2115, USA
Proc Natl Acad Sci U S A 104:6544-9. 2007..Our results demonstrate that Cr(III) within ultramafic- and serpentinite-derived soils/sediments can be oxidized and dissolved through natural processes, leading to hazardous levels of aqueous Cr(VI) in surface and groundwater...
- [Studies on the effects of chromium complexes]Liwei Shi
Institute for Environmental Hygiene and Health Related Product Safety, Chinese Center for Disease Control, Beijing 100021, China
Wei Sheng Yan Jiu 32:410-2. 2003..The major damaging species responsible for the genotoxicity were Cr(V) or Cr(IV) complexes. However, the function of reactive organic intermediates could not be excluded...
- In vivo assays for COX-2Chi Chung Chan
Merck Frosst Centre for Therapeutic Research, Quebec, Canada
Methods Mol Biol 225:321-8. 2003
- In vitro availability of ofloxacin in presence of metals essential to human bodyNajma Sultana
Research Institute of Pharmaceutical Sciences, University of Karachi, Karachi 75270, Pakistan
Pak J Pharm Sci 20:42-7. 2007..4 and 9. The result showed that availability of ofloxacin slightly changed in presence of all metals in all these dissolution mediums...
- Epigenetic and gene expression changes related to transgenerational carcinogenesisRobert Y S Cheng
Laboratory of Comparative Carcinogenesis, National Cancer Institute at Frederick, Frederick, Maryland 21702, USA
Mol Carcinog 40:1-11. 2004..These results also support the hypothesis of an epigenetic and/or gene expression-based mechanism for transgenerational carcinogenesis. Published 2004 Wiley-Liss, Inc...
- Autoxidation and toxicant-induced oxidation of lipid and DNA in monkey liver: reduction of molecular damage by melatoninJ Cabrer
Department of Cellular and Structural Biology, The University of Texas Health Science Center at San Antonio, 78229-3900, USA
Pharmacol Toxicol 89:225-30. 2001..The findings provide support for the use of melatonin as suitable agent to reduce damage inflicted by free radical species in primates...
- Workplace carcinogen and pesticide exposures in Costa RicaTimo Partanen
Instituto Regional de Estudios en Sustancias Tóxicas, Facultad de Ciencias de la Tierra y el Mar, Universidad Nacional, Apartado Postal 86, 3000 Heredia, Costa Rica
Int J Occup Environ Health 9:104-11. 2003..333,000 workers), diesel engine exhaust (278,000), environmental tobacco smoke (71,000), hexavalent chromium compounds (55,000), benzene (52,000), wood dust (32,000), silica dust (27,000), lead and inorganic lead compounds (19,..
- Threshold mechanisms and site specificity in chromium(VI) carcinogenesisS De Flora
Department of Health Sciences, Section of Hygiene and Preventive Medicine, University of Genoa, Via A Pastore 1, I 16132 Genoa, Italy
Carcinogenesis 21:533-41. 2000..since the International Agency for Research on Cancer (IARC) evaluated the carcinogenicity of chromium and chromium compounds. Further studies performed during the last decade have provided further epidemiological, experimental and ..
- Toxicity of sodium molybdate and sodium dichromate to Daphnia magna straus evaluated in acute, chronic, and acetylcholinesterase inhibition testsT C Diamantino
Instituto do Ambiente e Vida, Departamento de Zoologia, Universidade de Coimbra, Largo Marques de Pombal, Coimbra, 3000, Portugal
Ecotoxicol Environ Saf 45:253-9. 2000..Molybdenum compounds have been studied as alternative to chromium compounds for some industrial applications...
- Evaluation of sequential extraction procedures for soluble and insoluble hexavalent chromium compounds in workplace air samplesKevin Ashley
U S Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, 4676 Columbia Parkway, Mail Stop R 7, Cincinnati, OH 45226 1998, USA
J Environ Monit 11:318-25. 2009..The performance data obtained in this work support the Cr(VI) sequential extraction procedures described in the international standards...
- [Urinary excretion of 3-methoxy-4-hydroxymandelic acid, 17-hydroxycorticosteroids and 17-ketosteroids in workers producing iron-manganese alloys]A Misiewicz
Med Pr 42:169-72. 1991..The subjects were exposed to manganese, iron , chromium compounds, thermal radiation, high temperature and noise...
- Occupational exposures and pancreatic cancer: a meta-analysisI A Ojajärvi
Department of Epidemiology and Biostatistics, Finnish Institute of Occupational Health, Topeliuksenk 41A, 00250 Helsinki, Finland
Occup Environ Med 57:316-24. 2000..Consolidation of epidemiological data on pancreatic cancer and worksite exposures...
- Pycnogenol prevents potassium dichromate K2Cr2O7-induced oxidative damage and nephrotoxicity in ratsKehkashan Parveen
Department of Biochemistry, Lipid Metabolism Laboratory, Jamia Hamdard Hamdard University, New Delhi 110062, India
Chem Biol Interact 181:343-50. 2009Environmental and occupational exposure to chromium compounds, especially hexavalent chromium [Cr(VI)], is widely recognized as a potential nephrotoxic in humans and animals...
- Chromium determination by supercritical fluid chromatography with inductively coupled plasma mass spectrometric and flame ionization detectionJ M Carey
University of Cincinnati, Department of Chemistry, OH 45221-0172
J Chromatogr A 662:329-40. 1994Supercritical fluid chromatography (SFC) has been investigated for the separation of a pair of beta-ketonate chromium compounds and a thermally labile organochromium dimer...
- Cr(III) exerts stronger structural effects than Cr(VI) on the human erythrocyte membrane and molecular modelsM Suwalsky
Faculty of Chemical Sciences, University of Concepcion, Casilla 160 C, Concepcion, Chile
J Inorg Biochem 102:842-9. 2008..where they are reduced to Cr(III), there are practically no reports on the structural effects induced by chromium compounds on the erythrocyte membrane...
- The European standard series in 9 European countries, 2002/2003 -- first results of the European Surveillance System on Contact AllergiesW Uter
Department of Medical Informatics, Biometry and Epidemiology, University of Erlangen Nurnberg, Erlangen, Germany
Contact Dermatitis 53:136-45. 2005..8%) is coming close to the frequency found with the fragrance mix (6.4%). Regarding contact allergy to chromium compounds, different frequencies were noted in the 2 centres focused on occupational dermatitis (2...
- Comparing metabolic effects of six different commercial trivalent chromium compoundsHarry G Preuss
Georgetown University Medical Center, Department of Physiology, Washington, DC 20057, United States
J Inorg Biochem 102:1986-90. 2008..with insulin resistance and diabetes, it is not surprising that many different, commercial trivalent chromium compounds are available on the market...
- Occupational exposure to dyes, metals, polycyclic aromatic hydrocarbons and other agents and K-ras activation in human exocrine pancreatic cancerJuan Alguacil
Clinical and Molecular Epidemiology of Cancer Unit, Institut Municipal d Investigacio Medica IMIM, Barcelona, Spain
Int J Cancer 107:635-41. 2003..The association with chromium compounds was stronger for G to T transversions, a finding compatible with experimental studies on mutation spectra ..
- Hazardous air pollutants and asthmaGeorge D Leikauf
Center for Environmental Genetics, Department of Environmental Health, University of Cincinnati, Cincinnati, Ohio 45267 0056, USA
Environ Health Perspect 110:505-26. 2002..monitoring suggest that aldehydes (especially acrolein and formaldehyde) and metals (especially nickel and chromium compounds) may have possible health risk indices sufficient for additional attention...
- Lung cancer mortality in nickel/chromium platers, 1946-95T Sorahan
Institute of Occupational Health, University of Birmingham, Edgbaston, Birmingham, UK
Occup Environ Med 55:236-42. 1998..To investigate mortality from lung cancer in nickel/chromium platers...
- Separation of chromium(III) and chromium(VI) by ion chromatography and an inductively coupled plasma mass spectrometer as element-selective detectorHarald Hagendorfer
Institute of Chemistry Analytical Chemistry, Karl Franzens University Graz, Universitaetsplatz 1, 8010 Graz, Austria
Talanta 76:656-61. 2008Due to its extensive use in industrial processes, large quantities of chromium compounds are discharged into the environment. Common approaches for the speciation of Cr employ the determination of Cr(VI) and total Cr...
- Particulate hexavalent chromium is cytotoxic and genotoxic to the North Atlantic right whale (Eubalaena glacialis) lung and skin fibroblastsTânia Li Chen
Wise Laboratory of Environmental and Genetic Toxicology, University of Southern Maine, Portland, Maine 04103, USA
Environ Mol Mutagen 50:387-93. 2009Hexavalent chromium compounds are present in the atmosphere and oceans and are established mutagens and carcinogens in human and terrestrial mammals. However, the adverse effects of these toxicants in marine mammals are uncertain...
- Vitamin C attenuates potassium dichromate-induced nephrotoxicity and alterations in renal brush border membrane enzymes and phosphate transport in ratsSabiha Fatima
Department of Biochemistry, Faculty of Life Sciences, Aligarh Muslim University, Aligarh 202002, U P, India
Clin Chim Acta 386:94-9. 2007Exposure to chromium compounds can result in nephrotoxicity. The administration of potassium dichromate (K(2)Cr(2)O(7)), a hexavalent chromium compound, results in impairment in functions of renal brush border membrane (BBM).
- Monitoring of cellular enzymes in the serum of electroplating workers at CoimbatoreC P Saraswathy
Department of Environmental Sciences, Bharathiar University, Coimbatore 614 042, India
J Environ Biol 28:287-90. 2007b>Chromium compounds are potent toxic and carcinogenic substances. With respect to toxicity, hepatic and renal toxicity have been reported both in workers and in animals exposed to chromium (VI)...
- [Exposure to metal compounds in occupational galvanic processes]Jolanta Surgiewicz
Z Zakładu Zagrozeń Chemicznych i Pyłowych, Centralnego Instytutu Ochrony Pracy Państwowego Instytutu Badawczego w Warszawie
Med Pr 57:123-31. 2006..Workers who deal with galvanic coating are exposed to heavy metal compounds: tin, silver, copper and zinc. Some of them are carcinogenic, for example, hexavalent chromium compounds, nickel and cadmium compounds.
- A case-control study on occupational risk factors for sino-nasal cancerA d'Errico
Local Health Unit ASL TO3, Epidemiology Department Piedmont Region, Via Sabaudia 164, Grugliasco TO 10095, Italy
Occup Environ Med 66:448-55. 2009Sino-nasal cancer has been consistently associated with exposure to wood dust, leather dust, nickel and chromium compounds; for other occupational hazards, the findings are somewhat mixed...
- [Occupational exposure to hexavalent chromium during aircraft painting]M Gherardi
Istituto Superiore per la Prevenzione e la Sicurezza del Lavoro, Dipartimento Igiene del Lavoro, Via Fontana Candida 1, 00040 Monte Porzio Catone, RM
G Ital Med Lav Ergon 29:553-5. 2007..the chromate are added to primer paint as a corrosion inhibitor of aircrafts surfaces: so hexavalent chromium compounds are available in many primers with a composition ranging from 10% to 13%...
- Comparative genotoxicity and cytotoxicity of four hexavalent chromium compounds in human bronchial cellsSandra S Wise
Wise Laboratory of Environmental and Genetic Toxicology, Maine Center for Toxicology and Environmental Health, Department of Applied Medical Science, University of Southern Maine, 96 Falmouth Street, Portland, Maine 04104 9300, USA
Chem Res Toxicol 23:365-72. 2010..The levels of DNA damage measured by gamma-H2A.X foci formation were similar for the three particulate chromium compounds. Corrected for chromium uptake differences, we found that zinc chromate and barium chromate were the most ..
- Reductive activation with cysteine represents a chromium(III)-dependent pathway in the induction of genotoxicity by carcinogenic chromium(VI)Anatoly Zhitkovich
Department of Pathology and Laboratory Medicine, Brown University, Box G B511, Providence, RI 02912, USA
Environ Health Perspect 110:729-31. 2002Induction of DNA damage by carcinogenic hexavalent chromium compounds [Cr(VI)] results from its reduction to lower oxidation states...
- Extraction of hexavalent chromium from chromated copper arsenate treated wood under alkaline conditionsSuzana Radivojevic
Faculty of Forestry University of Toronto, 33 Willcocks St M5S 3B3 Toronto, ON, Canada
Environ Sci Technol 42:3739-44. 2008..treated wood products because of differences in toxicity between trivalent [Cr(III)] and hexavalent [Cr(VI)] chromium compounds. Hypothetical Cr(VI) fixation products were investigated in CCA type C treated sawdust of aspen and red pine ..
- Removal of chromium from aqueous solution using polyaniline--poly ethylene glycol compositeMajid Riahi Samani
Department of Environment and Energy, Science and Research Branch, Islamic Azad University, Tehran, Iran
J Hazard Mater 184:248-54. 2010The adsorption of chromium compounds from solutions by a composite of polyaniline/poly ethylene glycol (PANi/PEG) was investigated in this study...
- Killing of chromium-damaged cells by mismatch repair and its relevance to carcinogenesisAnatoly Zhitkovich
Brown University, Center for Genomics and Proteomics, Department of Pathology and Laboratory Medicine, Providence, Rhode Island 02912, USA
Cell Cycle 4:1050-2. 2005Hexavalent chromium compounds are widespread environmental contaminants that are well recognized as human carcinogens and potent respiratory toxicants...
- Occupational risk factors for renal cell carcinoma in MontrealM E Parent
INRS Institut Armand Frappier, Laval, Quebec, Canada
Am J Ind Med 38:609-18. 2000..Little is known about the role of workplace exposures on the risk of renal cell cancer...
- Production of bioemulsifiers by Amycolatopsis tucumanensis DSM 45259 and their potential application in remediation technologies for soils contaminated with hexavalent chromiumVeronica Leticia Colin
Planta Piloto de Procesos Industriales y Microbiológicos PROIMI, CONICET, Av Belgrano y Pje Caseros, 4000 Tucuman, Argentina Universidad de San Pablo Tucumán, Argentina Electronic address
J Hazard Mater 261:577-83. 2013..These findings appear promising for the development of remediation technologies for hexavalent chromium compounds based upon direct use of these microbial emulsifiers.
- An efficient and selective solvent-free oxidation of alcohols by shaking with chromium trioxide supported on aluminium silicateLi Hong Huang
College of Life Sciences, China Jiliang University, Hangzhou, Zhejiang 310034, China
Molecules 10:794-7. 2005..This new procedure can also oxidise secondary alcohols...
- Heating temperature dependence of Cr(III) oxidation in the presence of alkali and alkaline earth salts and subsequent Cr(VI) leaching behaviorBram Verbinnen
Process, Process Engineering for Sustainable Systems, Department of Chemical Engineering, KU Leuven, W de Croylaan 46, B 3001 Leuven, Belgium
Environ Sci Technol 47:5858-63. 2013..Based on the proposed reaction mechanisms, countermeasures to prevent Cr oxidation (addition of NH4H2PO4, heating under inert atmosphere) were proposed and successfully tested for synthetic mixtures and for the case study...
- High doses of cobalt induce optic and auditory neuropathyPietro Apostoli
Department of Experimental and Applied Medicine, Section of Occupational Health and Industrial Hygiene, University of Brescia, Italy
Exp Toxicol Pathol 65:719-27. 2013..Moreover, we have identified the major element mediating neurotoxicity to be cobalt, although the molecular mechanisms mediating this toxicity still have to be defined. ..
- Metalloradical complexes of manganese and chromium featuring an oxidatively rearranged ligandRemle Celenligil-Cetin
Department of Chemistry, Missouri University of Science and Technology, Rolla, Missouri 65409, USA
Inorg Chem 47:10998-1009. 2008..The rearranged ligand is perceived to be the product of an one-electron oxidation of the intact ligand to afford a metal-bound aminyl radical that subsequently mediates a radical 1,4-(N-to-N) aryl migration...
- Rotational analysis of the 3₀¹ band of the Ã⁶Σ⁺ ← X⁶Σ⁺ system of CrCCHDale J Brugh
Department of Chemistry, University of Utah, Salt Lake City, Utah 84112, USA
J Chem Phys 141:064304. 2014..Using combination differences, the rotational constants of the ground state have been determined. Computational results on the ground state are also reported, along with a comparison to other monoligated monovalent chromium compounds.
- Introducing a photo-switchable azo-functionality inside Cr-MIL-101-NH2 by covalent post-synthetic modificationAntje Modrow
Institut fur Anorganische Chemie, Christian Albrechts Universitat, Max Eyth Strasse 2, D 24118 Kiel, Germany
Dalton Trans 41:8690-6. 2012..e. the number of reacted NH(2)-groups, seems to have a less pronounced effect. The variation of the sorption properties due to the cis/trans isomerisation was proven by methane adsorption measurements...
- Nephroprotective action of tocotrienol-rich fraction (TRF) from palm oil against potassium dichromate (K 2 Cr 2 O 7)-induced acute renal injury in ratsMohd Rashid Khan
Department of Biochemistry, Lipid Metabolism Laboratory, Jamia Hamdard Hamdard University, New Delhi 110062, India
Chem Biol Interact 186:228-38. 2010Industrial and occupational exposure to chromium compounds, particularly hexavalent chromium (Cr(VI))-containing compounds are often known to cause acute renal injury (ARI) in humans and animals...
- Dose-dependent cytotoxicity of clinically relevant cobalt nanoparticles and ions on macrophages in vitroYoung Min Kwon
Nuffield Department of Orthopaedic Surgery, University of Oxford, Oxford OX3 7LD, UK
Biomed Mater 4:025018. 2009..Therefore, cytotoxicity of high concentrations of metal nanoparticles phagocytosed by macrophages located in the periprosthetic tissues may be an important factor in pathogenesis of pseudotumours...
- Hexavalent chromium inhibited the expression of RKIP of heart in vivo and in vitroHuoy Rou Chang
Department of Biomedical Engineering, I Shou University, Dashu Shiang, Kaohsiung County, Taiwan
Toxicol In Vitro 25:1-6. 2011..5 from traffic in highway patrol officers. RKIP (raf kinase inhibitor protein) is a physiological inhibitor of GRK-2 (G-protein-coupled receptor kinase 2) and affects β-adrenergic signaling and contractile activity in cardiomyocytes...
- Preventing and treating lymphatic minute metastasis with (32)p-chromic phosphate during an operationChen Daozhen
Nuclear Medicine Technology Institution, School of Clinical Medicine, Southeast University, Nanjing, PR China, Central Laboratory, the Affiliated Wuxi Hospital for Maternal and Child Health Care of Medical University of Nanjin, Wuxi, PR China
Cancer Biother Radiopharm 22:24-32. 2007..The aim of this work was to study the effectiveness of (32)P-chromic phosphate colloids ((32)P-CP), by stromal injection during cardiac-esophageal carcinoma resection, in the prevention and treatment of minute lymphatic metastasis...
- HPLC determination of dexamethasone in human plasma and its application to an in vitro release study from endovascular stentsV Kumar
Department of Pharmaceutics, College of Pharmacy and Biomaterials Center, University of Florida, Gainesville, USA
Pharmazie 61:908-11. 2006..The method was used to determine dexamethasone release from different material coated endoluminal vascular stents in in vitro human plasma experiments. The results were useful in identifying a good coating material for the stents...
- Anti-hyperglycemic activity of chromium(III) malate complex in alloxan-induced diabetic ratsXiang yang Wu
School of Chemistry and Chemical Engineering, Jiangsu University, 301 Xuefu Rd, 212013, Zhenjiang, Jiangsu, China
Biol Trace Elem Res 143:1031-43. 2011..Collectively, these results suggest that [Cr2(LMA)3] may represent a novel, proper chromium supplement with potential therapeutic value to control blood glucose and serum lipid in diabetes...
- A prospective evaluation of the safety and efficacy of TAXUS Element paclitaxel-eluting coronary stent implantation for the treatment of de novo coronary artery lesions in small vessels: the PERSEUS Small Vessel trialLouis A Cannon
Cardiac and Vascular Research Center of Northern Michigan, Northern Michigan Regional Hospital, Petoskey, MI, USA
EuroIntervention 6:920-7, 1-2. 2011..TAXUS Element is a novel thin-strut, platinum chromium stent designed to enhance visibility, conformability, and drug delivery in small diameter vessels...
- Chronic occupational exposure to hexavalent chromium causes DNA damage in electroplating workersXu Hui Zhang
Hangzhou Center for Disease Control and Prevention, Hangzhou 310021, PR China
BMC Public Health 11:224. 2011Occupational exposure to chromium compounds may result in adverse health effects. This study aims to investigate whether low-level hexavalent chromium (Cr(VI)) exposure can cause DNA damage in electroplating workers.
- Aqueous extract of Phyllanthus amarus inhibits chromium(VI)-induced toxicity in MDA-MB-435S cellsGunjan Guha
School of Bio Sciences and Technology, VIT University, Vellore 632 014, Tamil Nadu, India
Food Chem Toxicol 48:396-401. 2010..It was concluded that P. amarus aqueous extract has high antioxidant potential (by virtue of its phenolic constituents) which simultaneously inhibits Cr(VI)-induced oxidative toxicity to MDA-MB-435S cells...
- Effect of temperature on phytoextraction of hexavalent and trivalent chromium by hybrid willowsXiao Zhang Yu
Department of Environmental Sciences and Engineering, Hunan Agricultural University, 41028 Changsha, People s Republic of China
Ecotoxicology 19:61-8. 2010..This information suggests that changes in temperature have a substantial influence on the uptake and accumulation of both chemical forms of Cr by plants...
- Minimization of the environmental impact of chrome tanning: a new process with high chrome exhaustionJosep M Morera
Igualada Technical Engineering School EUETII, Technical University of Catalonia UPC, Plaça del Rei 15, Igualada, Spain
Chemosphere 69:1728-33. 2007..A financial assessment was carried out to demonstrate that the newly proposed system is 32% more economic than the traditional one...
- Design of heterogeneous photocatalysts based on metal oxides to control the selectivity of chemical reactionsAndrea Maldotti
Dipartimento di Chimica, Universita di Ferrara, Via Luigi Borsari 46, 44121, Ferrara, Italy
Top Curr Chem 303:185-216. 2011....
- Chromium speciation in residues after sequential extraction of a thermally treated sludge analogY L Wei
Department of Environmental Science, Tunghai University, Taichung City, Taiwan
J Synchrotron Radiat 8:963-5. 2001..It is suggested that some Cr2O3 might have reacted with kaolin to form new compounds such as Cr2O3 x Al2O3 x 2SiO2 to account for the slight dissimilarity between the EXAFS spectra of samples and that of Cr2O3...
- Ion exchange sorption of Pb2+ ions on CrPO4S Mustafa
National Centre of Excellence in Physical Chemistry, University of Peshawar, Peshawar, Pakistan
Environ Technol 26:353-9. 2005..The exchange between protons from the surface and Pb2+ from solutions was found to be responsible for Pb2+ sorption by chromium (III) phosphate...
- Mechanisms of particulate chromium lung carcinogenesisSUSAN M CERYAK; Fiscal Year: 2011DESCRIPTION (provided by applicant): Certain chromium compounds are well-established human respiratory toxins and carcinogens...
- GENOTOXICITY OF CHROMIUM COMPOUNDSAnatoly Zhitkovich; Fiscal Year: 2013..abstract_text> ..
- Chromium Genotoxicity: Response and Repair MechanismsSteven Patierno; Fiscal Year: 2007unreadable] DESCRIPTION (provided by applicant): Certain chromium compounds are environmentally and occupationally important human respiratory carcinogens that are mutagenic and carcinogenic at exposure levels which induce some growth ..
- PARTICULATE CHROMIUM TOXICITY AND CARCINOGENESISSteven Patierno; Fiscal Year: 2003..object of the proposed research is to investigate the interaction of particulate and soluble hexavalent chromium compounds with normal human small airway epithelial cells (HSAE) and fibroblasts (HLF), which are representative ..
- Ketosis, Vascular Inflammation and Its Therapy in Type 1 Diabetic PatientsSushil K Jain; Fiscal Year: 2010..The long-term goal is to understand the role of ketosis in CVD and to discover a relatively low-cost dietary supplement that could be used as an adjuvant therapy for CVD prevention in type 1 diabetes. ..
- Adjuvant Therapy for Vascular Inflammation in DiabetesSushil Jain; Fiscal Year: 2006..abstract_text> ..
- Sensitivity Mechanisms in Chromium ToxicityAnatoly Zhitkovich; Fiscal Year: 2008..unreadable] [unreadable] [unreadable]..
- Metal Carcinogenesis: New ConceptsAnatoly Zhitkovich; Fiscal Year: 2006..unreadable] [unreadable] [unreadable] [unreadable]..
- Elucidating the properties of low-molecular-weight chromuim-binding substanceJohn Vincent; Fiscal Year: 2007..The approach will employ two advancing methodologies in mass spectrometry: electrospray ionization Fourier transform ion cyclotron resonance (ESI/FT-ICR) and matrix-assisted laser desorption ionization time-of-flight (MALDI/TOF). ..
- Human Subjects Protection: Fox Chase to the CommunityRobert Young; Fiscal Year: 2003..Provide these programs to Network IRBs. Appraise performance of IRB website. 6) Enhance efficiency of Fox Chase IRB office and staff to handle expanded responsibilities. ..
- LIPOCORTINS (ANNEXINS) AND METAL-INDUCED MUTAGENESISFusao Hirata; Fiscal Year: 2003..Our proposed research will provide further insights to understanding of the molecular mechanisms of carcinogenesis, genetic instability and pathological diseases associated with the formation of mutations by heavy metals. ..
- Silyl Migration-Mediated Tandem Bond FormationsWilliam Moser; Fiscal Year: 2003..On the basis of these results, a study of stereoselective silyl migration-mediated Baylis-Hillman reactions is proposed, along with the application of the method towards solid-phase synthesis. ..