Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Hans Martin Schiebel"'
Publikováno v:
Forensic Toxicology. 34:94-107
In February 2015, 13 “spice-like” products, available on the German market, were analyzed. In total, eight different synthetic cannabinoids were identified by gas chromatography–mass spectrometry (GC–MS), namely 5-fluoro-AB-PINACA, AB-CHMINAC
Autor:
Peter Spiteller, Axel Treu, Hans-Martin Schiebel, Dorit Kemken, Thomas Dülcks, Miriam Rittner
Publikováno v:
Journal of Mass Spectrometry. 50:978-986
The fragment spectra of protonated nitro-substituted benzodiazepines show an unusual fragment [M + H - 14]+ , which is shown by accurate mass measurement to be due to the loss of a nitrogen atom. Our investigations show that this apparent loss of ato
Publikováno v:
Drug Testing and Analysis. 6:59-71
Synthetic compounds mimicking cannabis-like effects are a recent trend. Currently, these so-called synthetic cannabinoids are the largest and fastest growing class of newly appearing designer drugs. Many national authorities are continuously adapting
Publikováno v:
Forensic science international. 269
In February 2016, nine "spice-like" products from German language internet shops were analyzed. In total, eight different synthetic cannabinoids were identified by gas chromatography-mass spectrometry (GC-MS), namely THJ-018, THJ-2201, MAB-CHMINACA,
Autor:
Ludger Ernst, Till Beuerle, Karoline Simolka, Uli Papke, Hans-Martin Schiebel, Rainer Lindigkeit
Publikováno v:
Analytical and Bioanalytical Chemistry. 404:157-171
In this study, seven commercial "spice-like" products available on the German market were analyzed. They all contained significant amounts of synthetic cannabinoids and had distinctly different compositions of these adulterants. All synthetic cannabi
Publikováno v:
Forensic Science International. 208:e31-e35
Recently, several cases across Germany were reported where teenagers were hospitalized showing severe side effects after consumption of a new "Spice-like" herbal incense called "Lava red". The active component of "Lava red", obtained from German inte
Autor:
Yuangang Zu, Yu-Jie Fu, Hans-Martin Schiebel, Fang Rong Chang, Yu Kong, Johannes Stelten, Xiao-Lei Liu, Yung-Husan Chen
Publikováno v:
Food Chemistry. 121:1150-1155
The bioassay-guided fractionation of the CHCl3 extract from pigeon pea leaves led to the isolation of a new natural coumarin, named as cajanuslactone (1), together with two known phytoalexins, pinostrobin (2) and cajaninstilbene acid (3). The structu
Autor:
Martin J. Warren, Gunhild Layer, Johannes Walther, Dorit Kemken, Hans Martin Schiebel, Judith Müller, Thomas Dülcks, Vina Parmar, Sonja Storbeck
Publikováno v:
FEBS Journal. 276:5973-5982
Biosynthesis of heme d1, the essential prosthetic group of the dissimilatory nitrite reductase cytochrome cd1, requires the methylation of the tetrapyrrole precursor uroporphyrinogen III at positions C-2 and C-7. We produced Pseudomonas aeruginosa Ni
Autor:
Axel, Treu, Miriam, Rittner, Dorit, Kemken, Hans-Martin, Schiebel, Peter, Spiteller, Thomas, Dülcks
Publikováno v:
Journal of mass spectrometry : JMS. 50(8)
The fragment spectra of protonated nitro-substituted benzodiazepines show an unusual fragment [M + H - 14]
Autor:
Hans-Martin Schiebel, Gerold Jerz, Ludger Ernst, Luise Cramer, Marcus Lubienski, Uli Papke, Till Beuerle
Publikováno v:
Phytochemistry. 116
Equisetum palustre L. is known for its toxicity for livestock. Several studies in the past addressed the isolation and identification of the responsible alkaloids. So far, palustrine (1) and N(5)-formylpalustrine (2) are known alkaloids of E. palustr