Competition radioligand binding assays for the investigation of bispyridinium compound affinities to the human muscarinic acetylcholine receptor subtype 5 (hM(5) ).

abstract：:The detection of an intact ester of testosterone in plasma is leading towards unequivocal proof of the administration of exogenous testosterone. In the current study, a sensitive screening method for the detection of nine testosterone esters in human plasma was developed. By preparing oxime derivatives of intact testo...

journal_title：Drug testing and analysis

authors： Forsdahl G,Vatne HK,Geisendorfer T,Gmeiner G

更新日期：2013-11-01 00:00:00

abstract：:Zebrafish (Danio rerio) water tank (ZWT) approach was investigated as an alternative model for metabolism studies based on six different experiments with four model compounds. Sibutramine was applied for the multivariate optimization of ZWT conditions, also for the comparison of the metabolism among ZWT, humans and mi...

journal_title：Drug testing and analysis

authors： Sardela VF,Anselmo CS,Nunes IKDC,Carneiro GRA,Dos Santos GRC,de Carvalho AR,Labanca BJ,Silva Oliveira D,Ribeiro WD,de Araujo ALD,Padilha MC,de Lima CKF,de Sousa VP,de Aquino Neto FR,Gualberto Pereira HM

更新日期：2018-11-01 00:00:00

abstract：:The tiletamine-zolazepam (TZ) combination is an anaesthetic drug commonly used in veterinary medicine. It is an equal amount combination of tiletamine, a dissociative anaesthetic pharmacologically classified as an N-methyl-D-aspartate (NMDA) receptor antagonist, and zolazepam, a benzodiazepine tranquilizer. There are ...

journal_title：Drug testing and analysis

authors： de la Peña JB,Cheong JH

更新日期：2016-08-01 00:00:00

abstract：:Designer drugs belong to a group of legally or illegally produced substances that are structurally and pharmacologically very similar to illicit drugs. In the past, designer drugs were often used during all-night dance parties, but they are now consumed in multiple settings from college bars to parks to private house ...

journal_title：Drug testing and analysis

authors： Karila L,Reynaud M

更新日期：2011-09-01 00:00:00

abstract：:Gamma-hydroxybutyrate (GHB) has been used as a recreational drug since the 1990s and over the last few years there has been increasing use of its analogues gamma-butyrolactone (GBL) and to a lesser extent 1,4-butanediol (1,4BD). This review will summarize the literature on the pharmacology of these compounds; the patt...

journal_title：Drug testing and analysis

authors： Wood DM,Brailsford AD,Dargan PI

更新日期：2011-07-01 00:00:00

abstract：:Bioactive peptides pose a great threat to sports integrity. The detection of these peptides is essential for enforcing their prohibition in sports. Identifying the catabolites of these peptides that are formed ex vivo in plasma may improve their detection. In the present study, the stability of 27 bioactive peptides w...

journal_title：Drug testing and analysis

authors： Guan F,Fay S,Li X,You Y,Robinson MA

更新日期：2020-06-01 00:00:00

abstract：:Cobalt is an essential mineral micronutrient and is regularly present in equine nutritional and feed supplements. Therefore, cobalt is naturally present at low concentrations in biological samples. The administration of cobalt chloride is considered to be blood doping and is thus prohibited. To control the misuse of c...

journal_title：Drug testing and analysis

authors： Popot MA,Ho ENM,Stojiljkovic N,Bagilet F,Remy P,Maciejewski P,Loup B,Chan GHM,Hargrave S,Arthur RM,Russo C,White J,Hincks P,Pearce C,Ganio G,Zahra P,Batty D,Jarrett M,Brooks L,Prescott LA,Bailly-Chouriberry L,Bo

更新日期：2017-09-01 00:00:00

abstract：:According to the World Anti-Doping Agency (WADA) technical document for erythropoiesis stimulating agents (ESA) analysis (TD2014EPO), double-blotting of serum/plasma samples is mandatory for all analysis by isoelectric focusing (IEF) and for the confirmation procedures (CP) performed by SDS-PAGE or SAR-PAGE. The goal ...

journal_title：Drug testing and analysis

authors： Desharnais P,Naud JF,Ayotte C

更新日期：2017-11-01 00:00:00

abstract：:Different extracts of Nigella sativa L. seed waste; aqueous (AE) 200 mg/kg, ethanol 70% (EE) 250 mg/kg and hexane (HE) 10 mg/kg, were evaluated for their hepatoprotective activities. They were administered orally, once daily, for 5 consecutive days. On day 5, liver injury was induced in animals by a single i.p. inject...

journal_title：Drug testing and analysis

authors： Michel CG,El-Sayed NS,Moustafa SF,Ezzat SM,Nesseem DI,El-Alfy TS

更新日期：2011-04-01 00:00:00

abstract：:Dihydroartemisinin (DHA) and piperaquine (PPQ) are two drugs used in an artemisinin-based combination therapy (ACT). The circulation of counterfeit antimalarial drugs demands the development of simple, point-of-care (POC) tests for monitoring drug quality. Here we aimed to design an antibody-based lateral flow dipstic...

journal_title：Drug testing and analysis

authors： Ning X,Tan G,Chen X,Wang M,Wang B,Cui L

更新日期：2019-09-01 00:00:00

abstract：:Accurate on-site devices to screen for drug intake are critical for establishing whether an individual is driving under the influence of drugs (DUID); however, on-site oral fluid (OF) cocaine device performance is variable. We evaluated the performance of a newly developed benzoylecgonine (BE) test-strip for the Draeg...

journal_title：Drug testing and analysis

authors： Ellefsen KN,Concheiro M,Pirard S,Gorelick DA,Huestis MA

更新日期：2016-03-01 00:00:00

abstract：:Musk, the dried secretion of the musk pod (sac) of adult male musk deer, has been used as traditional Chinese Medicine (TCM) in China and south-east Asian countries for thousands of years. Due to the anabolic steroid component in this TCM, musk preparations have been included in the list of medical products containing...

journal_title：Drug testing and analysis

authors： Wang J,He Y,Liu X,Yang Z,Yang W

更新日期：2017-11-01 00:00:00

abstract：:Deschloroketamine (2-(methylamino)-2-phenyl-cyclohexanone) is a ketamine analog belonging to a group of dissociative anesthetics, which have been distributed within the illicit market since 2015. However, it was also being sold as 'ketamine' misleading people to believe that they were getting genuine ketamine. Dissoci...

journal_title：Drug testing and analysis

authors： Hájková K,Jurásek B,Čejka J,Štefková K,Páleníček T,Sýkora D,Kuchař M

更新日期：2020-03-01 00:00:00

abstract：:The amphetamine molecule contains a chiral center and its enantiomers exhibit differences in pharmacological effects, with the S-enantiomer mediating most of the central nervous system stimulating activity. The majority of prescribed amphetamine consists of the pure S-enantiomer, but therapeutic formulations containin...

journal_title：Drug testing and analysis

authors： Havnen H,Hansen M,Spigset O,Hegstad S

更新日期：2020-09-01 00:00:00

abstract：:Current doping trends overshadow the traditional interpretation of using prohibited performance-enhancing drugs to improve training and/or sports results. Its definition has evolved due to several recent cases of unconventional manipulation in sports. In this article, we present a case study of an intentional intoxica...

journal_title：Drug testing and analysis

authors： Baltazar-Martins G,Del Mar Plata M,Muñoz-Guerra J,Argaya J,Del Coso J

更新日期：2020-05-01 00:00:00

abstract：:New bioanalytical assays were developed, validated, and applied in a clinical study for quantitative measurement of acetaminophen concentrations in blood and plasma samples. Furthermore, after validation, the bioanalytical assays were used for determination of pharmacokinetics within a group of six healthy male human ...

journal_title：Drug testing and analysis

authors： Rincón JP,Meesters RJ

更新日期：2014-06-01 00:00:00

abstract：:Synthetic cannabinoids (SCs), mimicking the psychoactive effects of cannabis, consist of a vast array of structurally diverse compounds. A novel compound belonging to the SC family, (1-(cyclohexylmethyl)-1H-indol-3-yl)-(2,2,3,3-tetramethylcyclopropyl)methanone (named TMCP-CHM in this article) contains a cyclopropane r...

journal_title：Drug testing and analysis

authors： Grigoryev A,Kavanagh P,Labutin A,Pechnikov A,Dowling G,Shevyrin V,Krupina N

更新日期：2019-09-01 00:00:00

abstract：:Several clinical-grade immunoassays exist for the specific measurement of hGH or its isoforms in blood but there is an urgent need to apply these same reliable assays to the measurement of hGH in urine as a preferred 'non-invasive' biofluid. Unfortunately, conventional hGH immunoassays cannot attain the sensitivity re...

journal_title：Drug testing and analysis

authors： Fredolini C,Tamburro D,Gambara G,Lepene BS,Espina V,Petricoin EF 3rd,Liotta LA,Luchini A

更新日期：2009-09-01 00:00:00

abstract：:Meconium drug testing is a non-invasive method to detect prenatal drug exposure, which can cause severe problems for the infant, indicating the need for follow-up measures to ensure the welfare of the child. Meconium samples for drug testing were collected from 143 infants as part of routine clinical work among addict...

journal_title：Drug testing and analysis

authors： Launiainen T,Nupponen I,Halmesmäki E,Ojanperä I

更新日期：2013-07-01 00:00:00

abstract：:Abuse of gamma-hydroxybutyric acid (GHB) has been known since the early 1990's, but is not as widespread as the consumption of other illegal drugs. However, the number of severe intoxications with fatal outcomes is comparatively high; not the least of which is brought about by the consumption of the currently legal pr...

journal_title：Drug testing and analysis

authors： Andresen H,Aydin BE,Mueller A,Iwersen-Bergmann S

更新日期：2011-09-01 00:00:00

abstract：:Anabolic-androgenic steroids (AAS) represent one of the most frequently detected classes of prohibited substances in doping controls. Due to their long-lasting beneficial effects on athletic performance, utmost retrospectivity via urine analysis is desirable and accomplished by targeting long-term metabolites of the r...

journal_title：Drug testing and analysis

authors： Schänzer W,Guddat S,Thomas A,Opfermann G,Geyer H,Thevis M

更新日期：2013-11-01 00:00:00

abstract：:Even though hair analysis often seems to be the best choice for retrospective monitoring of cocaine intake, differentiating between incorporated cocaine and external contamination is widely debated. In this study we report results obtained in 90 hair samples from addicts. All samples were analyzed for cocaine, benzoyl...

journal_title：Drug testing and analysis

authors： Gambelunghe C,Rossi R,Aroni K,Gili A,Bacci M,Pascali V,Fucci N

更新日期：2017-02-01 00:00:00

abstract：:Autologous blood transfusion is a powerful means of improving performance and remains one of the most challenging methods to detect. Recent investigations have identified 3 candidate reticulocytes genes whose expression was significantly influenced by blood transfusion. Using quantitative reverse transcription polymer...

journal_title：Drug testing and analysis

authors： Salamin O,Mignot J,Kuuranne T,Saugy M,Leuenberger N

更新日期：2018-03-01 00:00:00

abstract：:Indole-, indazole-, or azaindole-based synthetic cannabinoids (SCs), bearing a cumyl substituent are a widespread, recreationally used subgroup of new psychoactive substances (NPS). The latest cumyl-derivative, CUMYL-PEGACLONE, emerged in December 2016 on the German drug market. The substance features a novel γ-carbol...

journal_title：Drug testing and analysis

authors： Mogler L,Wilde M,Huppertz LM,Weinfurtner G,Franz F,Auwärter V

更新日期：2018-05-01 00:00:00

abstract：:Urinalysis is well established for drug screening. Various methods of urine adulteration such as dilution, addition of oxidative/reductive chemicals or detergents, and handing over urine-like fluids are used to circumvent a positive screen. Validity parameters such as determination of pH, gravidity, urine temperature,...

journal_title：Drug testing and analysis

authors： Kluge J,Rentzsch L,Remane D,Peters FT,Wissenbach DK

更新日期：2018-10-01 00:00:00

abstract：:Classic examples of psychoactive arylcycloalkylamines include ketamine and 1-(1-phenylcyclohexyl)piperidine (PCP) and many others serve as important structural templates for neuropharmacological research. The recent emergence of PCP analogues that can be obtained from internet retailers requires the implementation of ...

journal_title：Drug testing and analysis

authors： Wallach J,De Paoli G,Adejare A,Brandt SD

更新日期：2014-07-01 00:00:00

abstract：:Selective androgen receptor modulators (SARMs) are a group of anabolic enhancer drugs posing threats to the integrity of animal sports and the safety of animal-derived foods. The current research describes for the first time the development of a semi-quantitative assay for the monitoring of SARM family compounds in bl...

journal_title：Drug testing and analysis

authors： Ventura E,Gadaj A,Buckley T,Mooney MH

更新日期：2020-09-01 00:00:00

abstract：:Development of a mass spectrometric method for the unambiguous detection of doping with recombinant human erythropoietins (rhEPO) has been attempted for many years. Unfortunately, progress in this field was hampered by the unavailability of highly purified human endogenous EPOs (urinary[uhEPO], serum/plasma EPO)--a pr...

journal_title：Drug testing and analysis

authors： Reichel C

更新日期：2013-11-01 00:00:00

abstract：:In an earlier study, we developed two sensitive and reliable procedures for gas chromatography-mass spectrometry (GC-MS) and liquid chromatography-tandem mass spectrometry (LC-MS/MS) analysis of methylhexaneamine (MHA) in P. graveolens plant materials and volatile oils. None of the analyzed plant materials or oils sho...

journal_title：Drug testing and analysis

authors： ElSohly MA,Gul W,Tolbert C,ElSohly KM,Murphy TP,Avula B,Chittiboyina AG,Wang M,Khan IA,Yang M,Guo D,Zhang WD,Su J

更新日期：2015-07-01 00:00:00

abstract：:The Ministry of Health in the Netherlands has made illicit drug testing for drug users possible since the 1990s, in order to prevent serious health hazards associated with unexpected dangerous substances. This system of illicit drug testing is called the Drug Information and Monitoring System (DIMS). In nearly two dec...

journal_title：Drug testing and analysis

authors： Brunt TM,Niesink RJ

更新日期：2011-09-01 00:00:00