Mark R Wiesner

Summary

Affiliation: Duke University Medical Center
Country: USA

Publications

  1. ncbi Meditations on the ubiquity and mutability of nano-sized materials in the environment
    Mark R Wiesner
    Center for the Environmental Implications of NanoTechnology CEINT, Durham, North Carolina 27708, USA
    ACS Nano 5:8466-70. 2011
  2. ncbi Nanomaterials as possible contaminants: the fullerene example
    M R Wiesner
    Department of Civil and Environmental Engineering, Duke University, PO Box 90287, Durham, North Carolina 27708 0287, USA
    Water Sci Technol 57:305-10. 2008
  3. ncbi Assessing the risks of manufactured nanomaterials
    Mark R Wiesner
    Department of Civil and Environmental Engineering, Duke University, USA
    Environ Sci Technol 40:4336-45. 2006
  4. ncbi Bacteriophage inactivation by UV-A illuminated fullerenes: role of nanoparticle-virus association and biological targets
    Appala Raju Badireddy
    Department of Civil and Environmental Engineering, Duke University, Durham, North Carolina 27708, United States
    Environ Sci Technol 46:5963-70. 2012
  5. ncbi Comparative photoactivity and antibacterial properties of C60 fullerenes and titanium dioxide nanoparticles
    Lena Brunet
    Department of Civil and Environmental Engineering, Rice University, Houston, Texas, USA
    Environ Sci Technol 43:4355-60. 2009
  6. ncbi Evaluation of the oxidation of organic compounds by aqueous suspensions of photosensitized hydroxylated-C60 fullerene aggregates
    So Ryong Chae
    Department of Civil and Environmental Engineering, Pratt School of Engineering, Duke University, Durham, North Carolina 27708, USA
    Environ Sci Technol 43:6208-13. 2009
  7. ncbi Towards a definition of inorganic nanoparticles from an environmental, health and safety perspective
    Melanie Auffan
    Center for the Environmental Implications of NanoTechnology CEINT, Duke University, 121 Hudson Hall, Durham, North Carolina 27707, USA
    Nat Nanotechnol 4:634-41. 2009
  8. ncbi Mechanisms of bacteriophage inactivation via singlet oxygen generation in UV illuminated fullerol suspensions
    Ernest M Hotze
    Department of Civil and Environmental Engineering, Duke University, Durham, North Carolina 27708 0287, USA
    Environ Sci Technol 43:6639-45. 2009
  9. ncbi Detection, characterization, and abundance of engineered nanoparticles in complex waters by hyperspectral imagery with enhanced Darkfield microscopy
    Appala Raju Badireddy
    Department of Civil and Environmental Engineering, Duke University, Durham, North Carolina 27708, United States
    Environ Sci Technol 46:10081-8. 2012
  10. ncbi Characterization of surface hydrophobicity of engineered nanoparticles
    Yao Xiao
    Department of Civil and Environmental Engineering, Pratt School of Engineering, Duke University, Durham, NC 27708, USA
    J Hazard Mater 215:146-51. 2012

Collaborators

Detail Information

Publications34

  1. ncbi Meditations on the ubiquity and mutability of nano-sized materials in the environment
    Mark R Wiesner
    Center for the Environmental Implications of NanoTechnology CEINT, Durham, North Carolina 27708, USA
    ACS Nano 5:8466-70. 2011
    ..This Perspective discusses the prevalence of nanomaterials in nature, including anthropogenic and naturally occurring nanomaterials, and the dynamic behavior of these materials in the environment...
  2. ncbi Nanomaterials as possible contaminants: the fullerene example
    M R Wiesner
    Department of Civil and Environmental Engineering, Duke University, PO Box 90287, Durham, North Carolina 27708 0287, USA
    Water Sci Technol 57:305-10. 2008
    ..Natural organic matter is observed to either increase or decrease nanoparticle stability while trends in reactive oxygen generation run counter to proposed mechanisms of possible fullerene toxicity...
  3. ncbi Assessing the risks of manufactured nanomaterials
    Mark R Wiesner
    Department of Civil and Environmental Engineering, Duke University, USA
    Environ Sci Technol 40:4336-45. 2006
  4. ncbi Bacteriophage inactivation by UV-A illuminated fullerenes: role of nanoparticle-virus association and biological targets
    Appala Raju Badireddy
    Department of Civil and Environmental Engineering, Duke University, Durham, North Carolina 27708, United States
    Environ Sci Technol 46:5963-70. 2012
    ....
  5. ncbi Comparative photoactivity and antibacterial properties of C60 fullerenes and titanium dioxide nanoparticles
    Lena Brunet
    Department of Civil and Environmental Engineering, Rice University, Houston, Texas, USA
    Environ Sci Technol 43:4355-60. 2009
    ..However, fullerol and PVP/ C60 may be useful as water treatment agents targeting specific pollutants or microorganisms that are more sensitive to either superoxide or singlet oxygen...
  6. ncbi Evaluation of the oxidation of organic compounds by aqueous suspensions of photosensitized hydroxylated-C60 fullerene aggregates
    So Ryong Chae
    Department of Civil and Environmental Engineering, Pratt School of Engineering, Duke University, Durham, North Carolina 27708, USA
    Environ Sci Technol 43:6208-13. 2009
    ..Monitoring these processes via high performance liquid chromatography (HPLC) confirmed that organic compounds degraded primarily by ROS over a range of fullerol concentrations, pH values, and temperatures...
  7. ncbi Towards a definition of inorganic nanoparticles from an environmental, health and safety perspective
    Melanie Auffan
    Center for the Environmental Implications of NanoTechnology CEINT, Duke University, 121 Hudson Hall, Durham, North Carolina 27707, USA
    Nat Nanotechnol 4:634-41. 2009
    ....
  8. ncbi Mechanisms of bacteriophage inactivation via singlet oxygen generation in UV illuminated fullerol suspensions
    Ernest M Hotze
    Department of Civil and Environmental Engineering, Duke University, Durham, North Carolina 27708 0287, USA
    Environ Sci Technol 43:6639-45. 2009
    ....
  9. ncbi Detection, characterization, and abundance of engineered nanoparticles in complex waters by hyperspectral imagery with enhanced Darkfield microscopy
    Appala Raju Badireddy
    Department of Civil and Environmental Engineering, Duke University, Durham, North Carolina 27708, United States
    Environ Sci Technol 46:10081-8. 2012
    ....
  10. ncbi Characterization of surface hydrophobicity of engineered nanoparticles
    Yao Xiao
    Department of Civil and Environmental Engineering, Pratt School of Engineering, Duke University, Durham, NC 27708, USA
    J Hazard Mater 215:146-51. 2012
    ..Fullerol was shown to be the least hydrophobic of seven NPs tested. The advantages and limitations of each method were also discussed...
  11. ncbi Heterogeneities in fullerene nanoparticle aggregates affecting reactivity, bioactivity, and transport
    So Ryong Chae
    Department of Civil and Environmental Engineering, Pratt School of Engineering, Duke University, Durham, North Carolina 27708, USA
    ACS Nano 4:5011-8. 2010
    ..As the quantity and influence of these more reactive fractions may increase with time, experiments evaluating fullerene transport and toxicity end points must take into account the evolution and heterogeneity of fullerene suspensions...
  12. ncbi Polymeric coatings on silver nanoparticles hinder autoaggregation but enhance attachment to uncoated surfaces
    Shihong Lin
    Department of Civil and Environmental Engineering, Pratt School of Engineering, Duke University, Durham, North Carolina 27708, United States
    Langmuir 28:4178-86. 2012
    ....
  13. ncbi Deposition of silver nanoparticles in geochemically heterogeneous porous media: predicting affinity from surface composition analysis
    Shihong Lin
    Department of Civil and Environmental Engineering, Pratt School of Engineering, Duke University, Durham, North Carolina 27708, USA
    Environ Sci Technol 45:5209-15. 2011
    ..A correlation was also observed between the local abundances of AgNPs and FeO on the collector surface...
  14. ncbi Comparative photochemical reactivity of spherical and tubular fullerene nanoparticles in water under ultraviolet (UV) irradiation
    So Ryong Chae
    Department of Civil and Environmental Engineering, Pratt School of Engineering, Duke University, Durham, NC 27708, USA
    Water Res 45:308-14. 2011
    ..All three fullerenes formed colloidal aggregates in water. SWCNTs showed the highest ROS production and 2-chlorophenol degradation followed by MWCNT, and fullerene...
  15. ncbi Intracellular uptake and associated toxicity of silver nanoparticles in Caenorhabditis elegans
    Joel N Meyer
    Nicholas School of the Environment and Center for the Environmental Implications of NanoTechnology, Duke University, Durham, NC 27708 0328, United States
    Aquat Toxicol 100:140-50. 2010
    ..Finally, we describe a modified growth assay that permits differentiation between direct growth-inhibitory effects and indirect inhibition mediated by toxicity to the food source...
  16. ncbi Mechanisms of photochemistry and reactive oxygen production by fullerene suspensions in water
    Ernest M Hotze
    Department of Civil and Environmental Engineering, Duke University, Durham, North Carolina 27708 0287, USA
    Environ Sci Technol 42:4175-80. 2008
    ....
  17. ncbi Modeling nanomaterial fate in wastewater treatment: Monte Carlo simulation of silver nanoparticles (nano-Ag)
    Christine Ogilvie Hendren
    Department of Civil and Environmental Engineering, Duke University, P O Box 90287, Durham, NC 27708 0287, USA
    Sci Total Environ 449:418-25. 2013
    ..12 μg/L, while 95% of the estimated sludge concentrations of nano-Ag with coatings that increase their likelihood of being present in biosolids, fall below 0.35 μg/L...
  18. ncbi Antibacterial activity of fullerene water suspensions (nC60) is not due to ROS-mediated damage
    Delina Y Lyon
    Department of Civil and Environmental Engineering, Rice University, 6100 Main Street, Houston, Texas 77005, USA
    Nano Lett 8:1539-43. 2008
    ..Instead, we propose that nC 60 exerts ROS-independent oxidative stress, thus reconciling conflicting results in the literature...
  19. ncbi Estimating production data for five engineered nanomaterials as a basis for exposure assessment
    Christine Ogilvie Hendren
    Department of Civil and Environmental Engineering, Duke University, P O Box 90287, Durham, North Carolina 27708 0287, United States
    Environ Sci Technol 45:2562-9. 2011
    ..The quality of data is also analyzed; the percentage of companies for which data were available (via Web sites, patents, or direct communication) or unavailable (and thus extrapolated from other companies' data) is presented...
  20. ncbi Fullerol-sensitized production of reactive oxygen species in aqueous solution
    K D Pickering
    Department of Civil and Environmental Engineering, Rice University, 6100 Main Street, Houston, Texas 77005-1892, USA
    Environ Sci Technol 39:1359-65. 2005
    ..The greatest rates of oxygen consumption were observed at acidic pH. We show for the first time evidence of both singlet oxygen and superoxide production by fullerol under both UV and polychromatic light sources...
  21. ncbi Antimicrobial effects of commercial silver nanoparticles are attenuated in natural streamwater and sediment
    Benjamin P Colman
    Department of Biology, Duke University, Durham, NC, USA
    Ecotoxicology 21:1867-77. 2012
    ..The results of this study suggest that, in similar freshwater environments, the short-term biological impacts of AgNPs on microbes are attenuated by the physical and chemical properties of streamwater and sediment...
  22. ncbi Chemical stability of metallic nanoparticles: a parameter controlling their potential cellular toxicity in vitro
    Melanie Auffan
    Civil and Environmental Engineering Department, Duke University, Durham, NC 27708, USA
    Environ Pollut 157:1127-33. 2009
    ....
  23. ncbi Theoretical investigation on the steric interaction in colloidal deposition
    Shihong Lin
    Department of Civil and Environmental Engineering, and Center for the Environmental Implications of NanoTechnology CEINT, Duke University, PO Box 90287, Durham, North Carolina 27708, United States
    Langmuir 28:15233-45. 2012
    ....
  24. ncbi The use of Bayesian networks for nanoparticle risk forecasting: model formulation and baseline evaluation
    Eric S Money
    Center for the Environmental Implications of NanoTechnology CEINT, P O Box 90287, Duke University, Durham, NC 27708 0287, USA
    Sci Total Environ 426:436-45. 2012
    ..The baseline model suggests that, within the bounds of uncertainty as currently quantified, nanosilver may pose the greatest potential risk as these particles accumulate in aquatic sediments...
  25. ncbi Deposition of aggregated nanoparticles--a theoretical and experimental study on the effect of aggregation state on the affinity between nanoparticles and a collector surface
    Shihong Lin
    Department of Civil and Environmental Engineering, Duke University, P O Box 90287, Durham, North Carolina 27708, USA
    Environ Sci Technol 46:13270-7. 2012
    ..These results suggest that it is the size of the primary particles, not that of the aggregates, that determines the strength of the colloidal interaction between the aggregate and an environmental surface...
  26. ncbi Paradox of stability of nanoparticles at very low ionic strength
    Shihong Lin
    Department of Civil and Environmental Engineering, Center for the Environmental Implications of NanoTechnology CEINT, Duke University, Durham, North Carolina 27708, United States
    Langmuir 28:11032-41. 2012
    ....
  27. ncbi Heparin modifies the immunogenicity of positively charged proteins
    Shalini L Chudasama
    Division of Hematology, Duke University Medical Center, Durham, NC 27710, USA
    Blood 116:6046-53. 2010
    ....
  28. ncbi Transport and retention of colloidal aggregates of C60 in porous media: effects of organic macromolecules, ionic composition, and preparation method
    Benjamin Espinasse
    Duke University, Department of Civil and Environmental Engineering, P O Box 90287, Durham, North Carolina 27708 0287, USA
    Environ Sci Technol 41:7396-402. 2007
    ..Variability in the method of preparing colloidal aggregates of fullerenes was observed to yield significant differences in nC60 properties and transport behavior...
  29. ncbi Relative risk analysis of several manufactured nanomaterials: an insurance industry context
    Christine Ogilvie Robichaud
    Rice University, 6100 Main Street, MS 317, Houston, Texas 77005, USA
    Environ Sci Technol 39:8985-94. 2005
    ..Results from this analysis determined that relative environmental risk from manufacturing each of these five materials was comparatively low in relation to other common industrial manufacturing processes...
  30. ncbi Comparison of the abilities of ambient and manufactured nanoparticles to induce cellular toxicity according to an oxidative stress paradigm
    Tian Xia
    Division of Clinical Immunology and Allergy, Department of Medicine, University of California, Los Angeles, California 90095, USA
    Nano Lett 6:1794-807. 2006
    ..Although not all materials have electronic configurations or surface properties to allow spontaneous ROS generation, particle interactions with cellular components are capable of generating oxidative stress...
  31. ncbi Effect of a fullerene water suspension on bacterial phospholipids and membrane phase behavior
    Jiasong Fang
    Department of Geological and Atmospheric Sciences, Iowa State University, Ames, Iowa 50011, USA
    Environ Sci Technol 41:2636-42. 2007
    ....
  32. ncbi Determinants of PF4/heparin immunogenicity
    Shayela Suvarna
    Division of Hematology, Duke University Medical Center, Durham, NC 27710, USA
    Blood 110:4253-60. 2007
    ....
  33. ncbi Inactivation of bacteriophages via photosensitization of fullerol nanoparticles
    Appala Raju Badireddy
    Department of Civil and Environmental Engineering University of Houston, Houston, Texas 77204 4003, USA
    Environ Sci Technol 41:6627-32. 2007
    ..These results suggest a potential for fullerenes to impact virus populations in both natural and engineered systems ranging from surface waters to disinfection technologies for water and wastewater treatment...
  34. ncbi Velocity effects on fullerene and oxide nanoparticle deposition in porous media
    Hélène F Lecoanet
    Department of Civil and Environmental Engineering, Rice University, MS 317, Houston, Texas 77005, USA
    Environ Sci Technol 38:4377-82. 2004
    ....