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Steroids|May 19, 2007
Steroidal isomers with uniform mass spectra of their per-TMS derivatives: synthesis of 17-hydroxyandrostan-3-ones, androst-1-, and -4-ene-3,17-diolsMaria K Parr, Josef Zapp, Michael Becker, et al.Chemistry & Biology|January 7, 2014
Substrate-assisted O2 activation in a cofactor-independent dioxygenaseSven Thierbach, Nguyen Bui, Josef Zapp, et al.Applied Microbiology and Biotechnology|January 7, 2012
CYP264B1 from Sorangium cellulosum So ce56: a fascinating norisoprenoid and sesquiterpene hydroxylaseThuy T B Ly, Yogan Khatri, Josef Zapp, et al.Microbial Cell Factories|January 11, 2020
Engineering of Streptomyces lividans for heterologous expression of secondary metabolite gene clustersYousra Ahmed, Yuriy Rebets, Marta Rodríguez Estévez, et al.Microbial Cell Factories|April 19, 2015
Process development for the production of 15β-hydroxycyproterone acetate using Bacillus megaterium expressing CYP106A2 as whole-cell biocatalystFlora M Kiss, Marie T Lundemo, Josef Zapp, et al.Analytical and Bioanalytical Chemistry|January 12, 2015
Lefetamine, a controlled drug and pharmaceutical lead of new designer drugs: synthesis, metabolism, and detectability in urine and human liver preparations using GC-MS, LC-MS(n), and LC-high resolution-MS/MSCarina S D Wink, Golo M J Meyer, Josef Zapp, et al.Analytical and Bioanalytical Chemistry|September 22, 2014
GC-MS, LC-MS(n), LC-high resolution-MS(n), and NMR studies on the metabolism and toxicological detection of mesembrine and mesembrenone, the main alkaloids of the legal high "Kanna" isolated from Sceletium tortuosumGolo M J Meyer, Carina S D Wink, Josef Zapp, et al.Analytical and Bioanalytical Chemistry|January 21, 2011
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 spectrometryAnika A Philipp, Dirk K Wissenbach, Armin A Weber, et al.Journal of Mass Spectrometry : JMS|October 23, 2010
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 high-resolution linear ion trap mass spectrometryAnika A Philipp, Dirk K Wissenbach, Armin A Weber, et al.Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences|April 1, 2011
Metabolism studies of the Kratom alkaloids mitraciliatine and isopaynantheine, diastereomers of the main alkaloids mitragynine and paynantheine, in rat and human urine using liquid chromatography-linear ion trap-mass spectrometryAnika A Philipp, Dirk K Wissenbach, Armin A Weber, et al.Pageof 10