Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2007Even-electron ions: A systematic study of the neutral species lost in the dissociation of quasi-molecular ions
Levsen, K.; Schiebel, H.-M.; Terlouw, J.K.; Jobst, K.J.; Elend, M.; Preiß, A.; Thiele, H.; Ingendoh, A.
Journal Article
2006Collection, validation and generation of bitumen fumes for inhalation studies in rats. Pt.2: Collection of bitumen fumes from storage tanks
Pohlmann, G.; Preiß, A.; Levsen, K.; Raabe, M.; Koch, W.
Journal Article
2005Metabolism of verapamil in cultures of rat alveolar epithelial cells and pharmacokinetics after administration by intravenous and inhalation routes
Borlak, J.; Blickwede, M.; Hansen, T.; Koch, W.; Walles, M.; Levsen, K.
Journal Article
2005Pyrethroids used indoor - ambient monitoring of pyrethroids following a pest control operation
Leng, G.; Berger-Preiß, E.; Levsen, K.; Ranft, U.; Sugiri, D.; Hadnagy, W.; Idel, H.
Journal Article
2005Structure elucidation of phase II metabolites by tandem mass spectrometry: An overview
Levsen, K.; Schiebel, H.-M.; Behnke, B.; Dötzer, R.; Dreher, W.; Elend, M.; Thiele, H.
Journal Article
2004Multidimensional on-line sample preparation of verapamil and its metabolites by a molecularly imprinted polymer coupled to liquid chromatography-mass spectrometry
Mullet, W.M.; Walles, M.; Levsen, K.; Borlak, J.; Pawliszyn, J.
Journal Article
2003Development of a gas chromatography-mass spectrometry method for the determination of household insecticides in indoor air
Elflein, L.; Berger-Preiß, E.; Levsen, K.; Wünsch, G.
Journal Article
2003Emerging organic contaminants in leachates from industrial waste landfills and industrial effluent
Benfenati, E.; Barcelo, D.; Johnson, I.; Galassi, S.; Levsen, K.
Journal Article
2003Human biomonitoring of pyrethrum and pyrethroid insecticides used indoors
Elflein, L.; Berger-Preiss, E.; Preiss, A.; Elend, M.; Levsen, K.; Wünsch, G.
Journal Article
2003Metabolism of verapamil
Walles, M.; Thum, T.; Levsen, K.; Borlak, J.
Journal Article
2003Structure elucidation of unknown pollutants in environmental samples by coupling of HPLC to NMR and MS
Levsen, K.; Preiß, A.; Spraul, M.
Conference Paper
2003Two new asterosaponins from the starfish Asterias rubens: Application of a cryogenic NMR probe head
Sandvoss, M.; Preiß, A.; Levsen, K.; Weisemann, R.; Spraul, M.
Journal Article
2003Verapamil: Identification of novel metabolites in cultures of primary human hepatocytes and human urine by LC-MS[n] and LC-NMR
Borlak, J.; Walles, M.; Elend, M.; Thum, T.; Preiss, A.; Levsen, K.
Journal Article
2003Verapamil: Metabolism in cultures of primary human coronary arterial endothelial cells
Borlak, J.; Walles, M.; Levsen, K.; Thum, T.
Journal Article
2002Application of restricted access material (RAM) with precolumn-switching and matrix solid-phase dispersion (MSPD) to the study of the metabolism and pharmacokinetics of Verapamil
Walles, M.; Borlak, J.; Levsen, K.
Journal Article
2002Automated in-tube solid-phase microextraction coupled with HPLC for the determination of N-nitrosamines in cell cultures
Mullett, W.M.; Levsen, K.; Borlak, J.; Wu, J.C.; Pawliszyn, J.
Journal Article
2002Bio-compatible in-tube solid-phase microextraction capillary for the direct extraction and high-performance liquid chromatographic determination of drugs in human serum
Mullett, W.M.; Levsen, K.; Lubda, D.; Pawliszyn, J.
Journal Article
2002Development of a GC-MS method for the determination of household insecticides in indoor air
Elflein, L.; Berger-Preiß, E.; Levsen, K.; Wünsch, G.
Conference Paper
2002Indoor pyrethroid exposure in homes with woollen textile floor coverings
Berger-Preiß, E.; Levsen, K.; Leng, G.; Idel, H.; Sugiri, D.; Ranft, U.
Journal Article
2002Innenraumuntersuchungen zur Permethrinbelastung in Wohnungen mit Wollteppichen und Wollteppichböden
Berger-Preiß, E.; Levsen, K.; Ranft, U.
Journal Article
2002Novel phase I and phase II metabolites of Verapamil identified in cell cultures of rat hepatocytes by LC-MS(n)
Walles, M.; Thum, T.; Levsen, K.; Borlak, J.
Conference Paper, Journal Article
2002Sample preparation for water analysis
Levsen, K.
Book Article
2002Verapamil drug metabolism studies by automated in-tube solid phase microextraction
Walles, M.; Mullett, W.M.; Levsen, K.; Borlak, J.; Wünsch, G.; Pawliszyn, J.
Journal Article
2002Verapamil. New insight into the molecular mechanism of drug oxidation in the human heart
Walles, M.; Thum, T.; Levsen, K.; Borlak, J.
Journal Article
2002Verapamil: Identification of novel metabolites in the human heart
Walles, M.; Thum, T.; Levsen, K.; Borlak, J.
Conference Paper, Journal Article
2002VERFAHREN UND VORRICHTUNG ZUR QUASI-KONTINUIERLICHEN BESTIMMUNG VON ANORGANISCHEN ODER ORGANISCHEN INHALTSSTOFFEN IN FLUIDEN
Grote, C.; Levsen, K.
Patent
2001Application of the NMR, LC/NMR and LC/NMR/MS methods to the analysis of environmental samples from ammunition hazardous waste sites
Preiss, A.; Astratov, M.; Levsen, K.; Godejohann, M.; Spraul, M.; Neidig, K.-P.
Conference Paper
2001Aromatic hydrocarbons in the atmospheric environment. Part I: Indoor versus outdoor sources, the influence of traffic
Ilgen, E.; Karfich, N.; Levsen, K.; Angerer, J.; Schneider, P.; Heinrich, J.; Wichmann, H.E.; Dunemann, L.; Begerow, J.
Journal Article
2001Aromatic hydrocarbons in the atmospheric environment. Part II: Univariate and multivariate analysis and case studies of indoor concentrations
Ilgen, E.; Levsen, K.; Angerer, J.; Schneider, P.; Heinrich, J.; Wichmann, H.E.
Journal Article
2001Aromatic hydrocarbons in the atmospheric environment. Part III: Personal monitoring
Ilgen, E.; Levsen, K.; Angerer, J.; Schneider, P.; Heinrich, J.; Wichmann, H.E.
Journal Article
2001Combination of matrix solid-phase dispersion extraction and direct on-line liquid chromatography-nuclear magnetic resonance spectroscopy-tandem mass spectrometry as a new efficient approach for the rapid screening of natural products
Sandvoss, M.; Weltring, A.; Preiss, A.; Levsen, K.; Wuensch, G.
Journal Article
2001An improved automatic analyzer for organic compounds in water based on headspace solid-phase microextraction (SPME) coupled to gas chromatography
Belau, E.; Grote, C.; Spiekermann, M.; Levsen, K.
Journal Article
2001Sammlung von Kondensat aus Bitumendampf und Erzeugung von Atmosphären zur tierexperimentellen Inhalation
Pohlmann, G.; Koch, W.; Levsen, K.; Preiß, A.; Fuhst, R.; Muhle, H.; Heinrich, U.
Journal Article
2001Untersuchungen zu möglichen kanzerogenen Effekten von Dämpfen und Aerosolen aus Bitumen nach inhalativer Aufnahme bei Ratten
Fuhst, R.; Levsen, K.; Koch, W.; Muhle, H.; Pohlmann, G.; Preiß, A.; Heinrich, U.
Journal Article
2001Verapamil metabolism in distinct regions of the heart and in cultures of cardiomyocytes of adult rats
Walles, M.; Thum, T.; Levsen, K.; Borlak, J.
Journal Article
2001Verapamil metabolism in rat heart tissue
Thum, T.; Walles, M.; Levsen, K.; Borlak, J.
Conference Paper, Journal Article
2000Application of high-performance liquid chromatography coupled to nuclear magnetic resonance and high-performance liquid chromatography coupled to mass spectrometry to complex environmental samples
Levsen, K.; Preiß, A.; Godejohann, M.
Journal Article