sample was tested for cobalt and returned an atypically high level of cobalt of 24.3 ng/ mL, which was neither in agreement with pilot study data on a small number of athletes nor did the tested individual [...] careful assessment of total urinary cobalt concentrations in the context of routine sports drug testing programs and, potentially, also in other clinical applications. The determination of inorganic cobalt [...] molecule and subsequent analysis of the extract's flow‐through by ICP‐MS. Alternatively, routine tests by means of LC‐ICP‐MS and/or concomitant analyses of urine samples for vitamin B 12 are recommended

robust detection methods in sports drug testing laboratories. In the present study, the implementation of the intact therapeutic agent into two different initial testing procedures based on gas chromatography-mass [...] e was found at highest abundance of the relevant trimetazidine-related analytes in all tested sports drug testing samples. Retrospective data mining regarding doping control analyses conducted between [...] trimetazidine and characterization of major metabolites using mass spectrometric approaches. Drug Test Anal. 2014 Nov-Dec;6(11-12):1197-205. see Abstract Abstract Since January 2014, the anti-anginal drug

handelt es sich um eine Testmethode, mit der sich der visuelle Aufmerksamkeitsfokus einer Person im Hinblick auf dessen maximale Größe und Form genau bestimmen lässt. Bei diesem Test müssen die Versuchspersonen [...] Fußballspiele hochgeladen werden, um eine realistischere Darstellung im Vergleich zu gewöhnlichen PC-Testungen in 2D herzustellen. Der „kleine“ SoccerBot360 eignet sich ebenfalls für Trainings- bzw. Forsc

2023 Walpurgis K, Agricola J, Thomas A, Thevis M. Myostatin inhibitory peptides in sports drug testing. Drug Test Anal. 2023 Mar 22. doi: 10.1002/dta.3473. Epub ahead of print. PMID: 36946003. Abstract download [...] acquired data pave the way for an implementation of MSTN inhibitory peptides into routine sports drug testing. Even though no drug candidate has obtained clinical approval yet, a proactive development of detection

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detection window in case of human sports drug testing programs. Further, the intact drugs were implemented into World Anti-Doping Agency-compliant initial testing (limits of detection 0.02-0.60 ng/ml) and [...] dose underwent in-depth characterization, facilitating their implementation into future confirmatory test methods. In particular, two macimorelin metabolites exhibiting considerable abundances in post-ad [...] 0.18-0.89 ng/ml) for human urine and blood matrices. The obtained results allow extension of the test spectrum of doping agents in multitarget screening assays for growth hormone-releasing factors from

developed and examined for its specificity and sensitivity, and its applicability in human sports drug testing programs was assessed. The panel comprises 20 assays for exon-exon-junction detection of seven human [...] doping controls, in one reaction. Alongside, a suitable reference material (RM) was designed and tested for its utility. An estimated LOD 95 of 1,500 cp / mL or 30 copies (cp) per reaction of the panel [...] blood samples. The specificity and applicability of the panel and the RM was further determined by testing equine plasma samples obtained from an animal that received rAAV-delivered human transgenic EPO as

Publication - Sports Drug Testing and the Athletes' Exposome first published: 25.10.2021 Thevis M, Kuuranne T, Fedoruk M. Geyer H. Sports drug testing and the athletes' exposome. Drug Test Anal. 2021;13(11-1 [...] vs. out-of-competition, and the identified drug/drug metabolite), combined with a comparably high testing frequency of the athletes. The exposome may also be considered a known or unknown confounder of direct

1002/jms.5188. PMID: 41060779; PMCID: PMC12507138. download article Abstract Steroidal esters (e.g., testosterone, nandrolone and boldenone esters) belong to the substance class prohibited in professional sport [...] approach. In the present project, the analysis of 17 underivatized steroidal esters (composed of testosterone, nandrolone and boldenone species) is reported, employing liquid chromatography-(low-resolution)-MS [...] d by analysing post-administration samples collected after an oral administration of 80 mg of testosterone undecanoate.

high accuracy mass spectrometric detection of stanozolol glucuronides in human sports drug testing. Drug Test Anal. 2013, 5, 810-818 Abb.1 Strukturformel von Stanozolol Abb.2 Metabolismus von Stanozolol [...] den unteren Picogrammbereich [2]. Bedeutung als Dopingmittel Stanozolol gehört seit Jahren neben Testosteron, Metandienon und Nandrolon zu einem der am häufigsten missbrauchten Anabolika. siehe auch Dopi