Werner Welthagen

Comprehensive two-dimensional gas chromatography–time-of-flight mass spectrometry (GC × GC-TOF) for high resolution metabolomics: biomarker discovery on spleen tissue extracts of obese NZO compared to lean C57BL/6 mice

Werner Welthagen, Robert A. Shellie, Joachim Spranger et al. · Metabolomics · 2005 · 166 citations

Life Sciences, Biochemistry, Mass Spectrometric Analysis +16

Search criteria and rules for comprehensive two-dimensional gas chromatography–time-of-flight mass spectrometry analysis of airborne particulate matter

Werner Welthagen, Jürgen Schnelle‐Kreis, Ralf Zimmermann · Journal of Chromatography A · 2003 · 156 citations

Natural Sciences, Chemistry, Environmental Sciences +14

Statistical methods for comparing comprehensive two-dimensional gas chromatography–time-of-flight mass spectrometry results: Metabolomic analysis of mouse tissue extracts

Robert A. Shellie, Werner Welthagen, Jitka Zrostlı́ková et al. · Journal of Chromatography A · 2005 · 152 citations

Life Sciences, Biochemistry, Analytical Chemistry +15

Application of direct thermal desorption gas chromatography and comprehensive two‐dimensional gas chromatography coupled to time of flight mass spectrometry for analysis of organic compounds in ambient aerosol particles

Jürgen Schnelle‐Kreis, Werner Welthagen, Martin Sklorz et al. · Journal of Separation Science · 2005 · 77 citations

Natural Sciences, Chemistry, Air Pollution +16

Comprehensive Gas Chromatography−Time-of-Flight Mass Spectrometry Using Soft and Selective Photoionization Techniques

Stefan Mitschke, Werner Welthagen, Ralf Zimmermann · Analytical Chemistry · 2006 · 51 citations

Natural Sciences, Chemistry, Analytical Chemistry +14