Výsledky vyhledávání - "Anika A. Philipp"

Monitoring of kratom or Krypton intake in urine using GC-MS in clinical and forensic toxicology

Autor: Siegfried W. Zoerntlein, Armin A. Weber, Dirk K. Wissenbach, Hans H. Maurer, Anika A. Philipp, Markus R. Meyer, Peter G. M. Zweipfenning

Publikováno v: Analytical and Bioanalytical Chemistry. 400:127-135

The Thai medicinal plant Mitragyna speciosa (kratom) is misused as a herbal drug. Besides this, a new herbal blend has appeared on the drugs of abuse market, named Krypton, a mixture of O-demethyltramadol (ODT) and kratom. Therefore, urine drug scree

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b131c9646f2d27872b7485526082d023
https://doi.org/10.1007/s00216-010-4464-3

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Studies on the metabolism of mitragynine, the main alkaloid of the herbal drug Kratom, in rat and human urine using liquid chromatography-linear ion trap mass spectrometry

Autor: Anika A. Philipp, Jidapha Kanogsunthornrat, Hans H. Maurer, Siegfried W. Zoerntlein, Oliver N. Klein, Dirk K. Wissenbach

Publikováno v: Journal of Mass Spectrometry. 44:1249-1261

Mitragynine (MG) is an indole alkaloid of the Thai medicinal plant Mitragyna speciosa (Kratom in Thai) and reported to have opioid agonistic properties. Because of its stimulant and euphoric effects, Kratom is used as a herbal drug of abuse. The aim

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https://doi.org/10.1002/jms.1607

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Drugs of abuse screening in urine as part of a metabolite-based LC-MSn screening concept

Autor: Daniela Remane, Hans H. Maurer, Markus R. Meyer, Anika A. Philipp, Armin A. Weber, Dirk K. Wissenbach

Publikováno v: Analytical and bioanalytical chemistry. 400(10)

Today, immunoassays and several chromatographic methods are in use for drug screening in clinical and forensic toxicology and in doping control. For further proof of the authors' new metabolite-based liquid chromatography-mass spectrometry (LC-MS(n))

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::808f13308e09722202895c2abe7c0933
https://pubmed.ncbi.nlm.nih.gov/21533799

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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 chromatography-linear ion trap-mass spectrometry

Autor: Hans H. Maurer, Dirk K. Wissenbach, Armin A. Weber, Anika A. Philipp, Josef Zapp

Publikováno v: Journal of chromatography. B, Analytical technologies in the biomedical and life sciences. 879(15-16)

Mitragyna speciosa (Kratom in Thai), native in Southeast Asia, is increasingly misused as a herbal drug of abuse. During metabolism studies on the Kratom alkaloids mitragynine, its diastereomers speciogynine and speciociliatine as well as paynanthein

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9df2b258982ba304e5a00ccf6ed7f99b
https://pubmed.ncbi.nlm.nih.gov/21450536

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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 spectrometry

Autor: Dirk K. Wissenbach, Hans H. Maurer, Armin A. Weber, Anika A. Philipp, Josef Zapp

Publikováno v: Analytical and bioanalytical chemistry. 399(8)

Mitragyna speciosa (Kratom) is currently used as a drug of abuse. When monitoring its abuse in urine, several alkaloids and their metabolites must be considered. In former studies, mitragynine (MG), its diastereomer speciogynine (SG), and paynanthein

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aeb78593957e39dcd8b27fb5b4265d53
https://pubmed.ncbi.nlm.nih.gov/21249338

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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 high-resolution linear ion trap mass spectrometry

Autor: Dirk K. Wissenbach, Armin A. Weber, Hans H. Maurer, Josef Zapp, Anika A. Philipp

Publikováno v: Journal of mass spectrometry : JMS. 45(11)

Mitragyna speciosa (Kratom in Thai), a Thai medical plant, is misused as herbal drug of abuse. Besides the most abundant alkaloids mitragynine (MG) and paynantheine (PAY), several other alkaloids were isolated from Kratom leaves, among them the third

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https://pubmed.ncbi.nlm.nih.gov/20967737

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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 Kratom in rat and human urine

Autor: Jidapha Kanogsunthornrat, Dirk K. Wissenbach, Armin A. Weber, Hans H. Maurer, Anika A. Philipp, Josef Zapp, Siegfried W. Zoerntlein

Publikováno v: Analytical and bioanalytical chemistry. 396(7)

The Thai medicinal plant Mitragyna speciosa (Kratom in Thai) is misused as a herbal drug of abuse. During studies on the main Kratom alkaloid mitragynine (MG) in rats and humans, several dehydro analogs could be detected in urine of Kratom users, whi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::33da56280f634628be34cad593d12f95
https://pubmed.ncbi.nlm.nih.gov/19902190

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Studies on the metabolism of mitragynine, the main alkaloid of the herbal drug Kratom, in rat and human urine using liquid chromatography-linear ion trap mass spectrometry

Autor: Anika A, Philipp, Dirk K, Wissenbach, Siegfried W, Zoerntlein, Oliver N, Klein, Jidapha, Kanogsunthornrat, Hans H, Maurer

Publikováno v: Journal of mass spectrometry : JMS. 44(8)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::1b2c1bf30b901487dcb8696e107bab1f
https://pubmed.ncbi.nlm.nih.gov/19536806

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