David R Johnson

Summary

Affiliation: Walter Reed Army Medical Center
Country: USA

Publications

  1. ncbi In vitro gene regulatory networks predict in vivo function of liver
    Youping Deng
    Rush University Medical Center, Chicago, IL 60612, USA
    BMC Syst Biol 4:153. 2010
  2. ncbi Potential for occupational exposure to engineered carbon-based nanomaterials in environmental laboratory studies
    David R Johnson
    U S Army Engineer Research and Development Center, Environmental Laboratory, Vicksburg, Mississippi 39180, USA
    Environ Health Perspect 118:49-54. 2010
  3. ncbi Tungsten effects on phosphate-dependent biochemical pathways are species and liver cell line dependent
    David R Johnson
    Environmental Laboratory, US Army Engineer Research and Development Center, Vicksburg, Mississippi 39180, USA
    Toxicol Sci 116:523-32. 2010
  4. ncbi Tungsten toxicity, bioaccumulation, and compartmentalization into organisms representing two trophic levels
    Alan J Kennedy
    US Army Engineer Research and Development Center, Vicksburg, Mississippi 39180, United States
    Environ Sci Technol 46:9646-52. 2012
  5. ncbi Assessing the fate and effects of nano aluminum oxide in the terrestrial earthworm, Eisenia fetida
    Jessica G Coleman
    U S Army Engineer Research and Development Center, Environmental Laboratory, 3909 Halls Ferry Road Vicksburg, Mississippi 39180, USA
    Environ Toxicol Chem 29:1575-80. 2010

Collaborators

Detail Information

Publications5

  1. ncbi In vitro gene regulatory networks predict in vivo function of liver
    Youping Deng
    Rush University Medical Center, Chicago, IL 60612, USA
    BMC Syst Biol 4:153. 2010
    ..However, the degree to which we can extend in vitro results to in vivo activity and possible mechanisms of action remains to be fully addressed...
  2. ncbi Potential for occupational exposure to engineered carbon-based nanomaterials in environmental laboratory studies
    David R Johnson
    U S Army Engineer Research and Development Center, Environmental Laboratory, Vicksburg, Mississippi 39180, USA
    Environ Health Perspect 118:49-54. 2010
    ..g., presence of natural organic matter (NOM)]...
  3. ncbi Tungsten effects on phosphate-dependent biochemical pathways are species and liver cell line dependent
    David R Johnson
    Environmental Laboratory, US Army Engineer Research and Development Center, Vicksburg, Mississippi 39180, USA
    Toxicol Sci 116:523-32. 2010
    ..In conclusion, these data indicate that tungsten produces complex results that must be carefully interpreted in the context of their respective animal models, as well as the phenotype of the cell lines (i.e., normal vs. cancerous)...
  4. ncbi Tungsten toxicity, bioaccumulation, and compartmentalization into organisms representing two trophic levels
    Alan J Kennedy
    US Army Engineer Research and Development Center, Vicksburg, Mississippi 39180, United States
    Environ Sci Technol 46:9646-52. 2012
    ..Finally, synchrotron mapping provided evidence of tungsten in the inner layer of the snail shell, suggesting potential use of snail shells as a biomonitoring tool for metal contamination...
  5. ncbi Assessing the fate and effects of nano aluminum oxide in the terrestrial earthworm, Eisenia fetida
    Jessica G Coleman
    U S Army Engineer Research and Development Center, Environmental Laboratory, 3909 Halls Ferry Road Vicksburg, Mississippi 39180, USA
    Environ Toxicol Chem 29:1575-80. 2010
    ..Results of the present study indicate that nano-sized Al2O3 may impact reproduction and behavior of E. fetida, although at high levels unlikely to be found in the environment...