Orbitrap technology for comprehensive metabolite-based liquid chromatographic–high resolution-tandem mass spectrometric urine drug screening – Exemplified for cardiovascular drugs... von Helfer, Andreas G., Michely, Julian A., Weber, Armin A., Meyer, Markus R., Maurer, Hans H.

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Simultaneous analysis of antihyperglycemic small molecule drugs and peptide drugs by means of dual liquid chromatography high-resolution mass spectrometry von Vollmer, Aline C., Wagmann, Lea, Weber, Armin A., Meyer, Markus R.

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Liquid chromatography-high resolution-tandem mass spectrometry using Orbitrap technology for comprehensive screening to detect drugs and their metabolites in blood plasma von Helfer, Andreas G., Michely, Julian A., Weber, Armin A., Meyer, Markus R., Maurer, Hans H.

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Development and application of a strategy for analyzing eight biomarkers in human urine to verify toxic mushroom or ricinus communis ingestions by means of hydrophilic interaction... von Bambauer, Thomas P., Wagmann, Lea, Maurer, Hans H., Weber, Armin A., Meyer, Markus R.

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Analysis of α- and β-amanitin in Human Plasma at Subnanogram per Milliliter Levels by Reversed Phase Ultra-High Performance Liquid Chromatography Coupled to Orbitrap Mass Spectrome... von Bambauer, Thomas P, Wagmann, Lea, Weber, Armin A, Meyer, Markus R

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Drugs of abuse screening in urine as part of a metabolite-based LC-MSn screening concept von Wissenbach, Dirk K., Meyer, Markus R., Remane, Daniela, Philipp, Anika A., Weber, Armin A., Maurer, Hans H.

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Development of the first metabolite-based LC-MS(n) urine drug screening procedure-exemplified for antidepressants von Wissenbach, Dirk K, Meyer, Markus R, Remane, Daniela, Weber, Armin A, Maurer, Hans H

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Further development of a liquid chromatography–high‐resolution mass spectrometry/mass spectrometry‐based strategy for analyzing eight biomarkers in human urine indicating toxic mus... von Bambauer, Thomas P., Wagmann, Lea, Weber, Armin A., Meyer, Markus R.

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Nano liquid chromatography-high-resolution mass spectrometry for the identification of metabolites of the two new psychoactive substances N-(ortho-methoxybenzyl)-3,4-dimethoxyamphe... von Caspar, Achim T., Meyer, Markus R., Westphal, Folker, Weber, Armin A., Maurer, Hans H.

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Abuse of nutmeg seeds: Detectable by means of liquid chromatography‐mass spectrometry techniques? von Manier, Sascha K., Wagmann, Lea, Weber, Armin A., Meyer, Markus R.

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Use of liquid chromatography coupled to low- and high-resolution linear ion trap mass spectrometry for studying the metabolism of paynantheine, an alkaloid of the herbal drug Krato... von Philipp, Anika A, Wissenbach, Dirk K, Weber, Armin. A, Zapp, Josef, Zoerntlein, Siegfried W, Kanogsunthornrat, Jidapha, Maurer, Hans H

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Evaluation of novel organosilane modifications of paper spray mass spectrometry substrates for analyzing polar compounds von Bambauer, Thomas P., Maurer, Hans H., Weber, Armin A., Hannig, Matthias, Pütz, Norbert, Koch, Marcus, Manier, Sascha K., Schneider, Marc, Meyer, Markus R.

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LC-HR-MS/MS standard urine screening approach: Pros and cons of automated on-line extraction by turbulent flow chromatography versus dilute-and-shoot and comparison with establishe... von Helfer, Andreas G., Michely, Julian A., Weber, Armin A., Meyer, Markus R., Maurer, Hans H.

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The in Vivo TRPV6 Protein Starts at a Non-AUG Triplet, Decoded as Methionine, Upstream of Canonical Initiation at AUG von Fecher-Trost, Claudia, Wissenbach, Ulrich, Beck, Andreas, Schalkowsky, Pascal, Stoerger, Christof, Doerr, Janka, Dembek, Anna, Simon-Thomas, Martin, Weber, Armin, Wollenberg, Peter, Ruppert, Thomas, Middendorff, Ralf, Maurer, Hans H., Flockerzi, Veit

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A validated GC-MS procedure for fast, simple, and cost-effective quantification of glycols and GHB in human plasma and their identification in urine and plasma developed for emerge... von Meyer, Markus R., Weber, Armin A., Maurer, Hans H.

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Phase I and II metabolites of speciogynine, a diastereomer of the main Kratom alkaloid mitragynine, identified in rat and human urine by liquid chromatography coupled to low‐ and h... von Philipp, Anika A, Wissenbach, Dirk K, Weber, Armin A, Zapp, Josef, Maurer, Hans H

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Metabolism studies of the Kratom alkaloids mitraciliatine and isopaynantheine, diastereomers of the main alkaloids mitragynine and paynantheine, in rat and human urine using liquid... von Philipp, Anika A., Wissenbach, Dirk K., Weber, Armin A., Zapp, Josef, Maurer, Hans H.

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Towards a universal LC-MS screening procedure - can an LIT LC-MS(n) screening approach and reference library be used on a quadrupole-LIT hybrid instrument? von Wissenbach, Dirk K, Meyer, Markus R, Weber, Armin A, Remane, Daniela, Ewald, Andreas H, Peters, Frank T, Maurer, Hans H

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Towards a universal LC-MS screening procedure - can an LIT LC-MSn screening approach and reference library be used on a quadrupole-LIT hybrid instrument? von Wissenbach, Dirk K., Meyer, Markus R., Weber, Armin A., Remane, Daniela, Ewald, Andreas H., Peters, Frank T., Maurer, Hans H.

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Metabolism studies of the Kratom alkaloid speciociliatine, a diastereomer of the main alkaloid mitragynine, in rat and human urine using liquid chromatography-linear ion trap mass... von Philipp, Anika A, Wissenbach, Dirk K, Weber, Armin A, Zapp, Josef, Maurer, Hans H

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