Holger Penning

Summary

Affiliation: BASF Aktiengesellschaft
Country: Germany

Publications

  1. doi request reprint C, N, and H isotope fractionation of the herbicide isoproturon reflects different microbial transformation pathways
    Holger Penning
    Institute of Groundwater Ecology, Helmholtz Zentrum Munchen German Research Center for Environmental Health, Ingolstadter Landstrasse 1, Neuherberg, Germany
    Environ Sci Technol 44:2372-8. 2010
  2. doi request reprint C and N isotope fractionation suggests similar mechanisms of microbial atrazine transformation despite involvement of different enzymes (AtzA and TrzN)
    Armin H Meyer
    Institute of Groundwater Ecology, Helmholtz Zentrum Munchen, 85764 Neuherberg, Germany
    Environ Sci Technol 43:8079-85. 2009
  3. ncbi request reprint Precise and accurate compound specific carbon and nitrogen isotope analysis of atrazine: critical role of combustion oven conditions
    Armin H Meyer
    Institute of Groundwater Ecology, Helmholtz Zentrum Munchen, Ingolstadter Landstrasse 1, 85764 Neuherberg, Germany
    Environ Sci Technol 42:7757-63. 2008
  4. ncbi request reprint Rate-dependent carbon and nitrogen kinetic isotope fractionation in hydrolysis of isoproturon
    Holger Penning
    Institute of Groundwater Ecology, Helmholtz Zentrum Munchen, German Research Center for Environmental Health, Ingolstadter Landstr 1, 85764 Neuherberg, Germany
    Environ Sci Technol 42:7764-71. 2008
  5. ncbi request reprint Intramolecular carbon and nitrogen isotope analysis by quantitative dry fragmentation of the phenylurea herbicide isoproturon in a combined injector/capillary reactor prior to GC separation
    Holger Penning
    Institute of Groundwater Ecology, GSF Research Center for Environment and Health, Ingolstadter Landstrasse 1, 85764 Neuherberg, Germany
    Anal Chem 79:8399-405. 2007

Collaborators

Detail Information

Publications5

  1. doi request reprint C, N, and H isotope fractionation of the herbicide isoproturon reflects different microbial transformation pathways
    Holger Penning
    Institute of Groundwater Ecology, Helmholtz Zentrum Munchen German Research Center for Environmental Health, Ingolstadter Landstrasse 1, Neuherberg, Germany
    Environ Sci Technol 44:2372-8. 2010
    ..Our investigations show how characteristic isotope patterns may significantly add to the present understanding of the environmental fate of pesticides...
  2. doi request reprint C and N isotope fractionation suggests similar mechanisms of microbial atrazine transformation despite involvement of different enzymes (AtzA and TrzN)
    Armin H Meyer
    Institute of Groundwater Ecology, Helmholtz Zentrum Munchen, 85764 Neuherberg, Germany
    Environ Sci Technol 43:8079-85. 2009
    ..g., with H(+)) prior to nucleophilic aromatic substitution, giving the first detailed mechanistic insight into this important enzymatic reaction...
  3. ncbi request reprint Precise and accurate compound specific carbon and nitrogen isotope analysis of atrazine: critical role of combustion oven conditions
    Armin H Meyer
    Institute of Groundwater Ecology, Helmholtz Zentrum Munchen, Ingolstadter Landstrasse 1, 85764 Neuherberg, Germany
    Environ Sci Technol 42:7757-63. 2008
    ..6% per hundred +/- 0.1% per hundred (SD) and epsilon(nitrogen) = -1.2% per hundred +/- 0.1% per hundred (SD)...
  4. ncbi request reprint Rate-dependent carbon and nitrogen kinetic isotope fractionation in hydrolysis of isoproturon
    Holger Penning
    Institute of Groundwater Ecology, Helmholtz Zentrum Munchen, German Research Center for Environmental Health, Ingolstadter Landstr 1, 85764 Neuherberg, Germany
    Environ Sci Technol 42:7764-71. 2008
    ....
  5. ncbi request reprint Intramolecular carbon and nitrogen isotope analysis by quantitative dry fragmentation of the phenylurea herbicide isoproturon in a combined injector/capillary reactor prior to GC separation
    Holger Penning
    Institute of Groundwater Ecology, GSF Research Center for Environment and Health, Ingolstadter Landstrasse 1, 85764 Neuherberg, Germany
    Anal Chem 79:8399-405. 2007
    ..This study demonstrates that fragmentation of phenylurea herbicides does not only make them accessible to isotope analysis but even enables determination of intramolecular isotope fractionation...