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document: Determination of 2-isopropoxyphenol in urine by capillary gas chromatography and mass-selective detection
Leenheers, L.H. (author), van Breugel, D.C. (author), Ravensberg, J.C. (author), Meuling, W.J.A. (author), Jongen, M.J.M. (author), Medisch Biologisch Laboratorium TNO (author)
An analytical method for the assessment of the exposure of workers to the pesticide propoxur through biological monitoring has been developed. This study was part of a survey of occupational exposure to pesticides used in greenhouses for the growing of ornamental plants. In order to assess the actual absorbed amount of propoxur in the body, an...
article 1992

document: Interlaboratory comparison of microsomal ethoxyresorufin and pentoxyresorufin O-dealkylation determinations: standardization of assay conditions
Instituut CIVO-Toxicologie en Voeding TNO (author), Rutten, A.A.J.J.L. (author), Falke, H.E. (author), Catsburg, J.F. (author), Wortelboer, H.M. (author), Blaauboer, B.J. (author), Doorn, L. (author), van Leeuwen, F.X.R. (author), Theelen, R. (author), Rietjens, I.M.C.M. (author)
Assay conditions and results of cytochrome P-450 dependent 7-ethoxyresorufin (ER) and 7-pentoxyresorufin (PR) O-dealkylation (OD) by rat liver microsomes were compared by four laboratories in the Netherlands. Microsomal mixtures were prepared from control, 3-methylcholanthrene and phenobarbital pretreated animals, resulting in different levels...
article 1992