Development of a multi-residue high-throughput UHPLC-MS/MS method for routine monitoring of SARM compounds in equine and bovine blood.

abstract：:Trimethoprim (TMP) is a bacteriostatic antibiotic mainly used in the prophylaxis and treatment of urinary tract infections. It belongs to the class of chemotherapeutic agents known as dihydrofolate reductase inhibitors. Its use is associated with idiosyncratic reactions, including liver toxicity and agranulocytosis. I...

journal_title：Drug testing and analysis

authors： Rajith L,Kumar KG

更新日期：2010-09-01 00:00:00

abstract：:The effectiveness of doping control in sport has been improved continuously during the past 50 years. One of the major steps forward was the introduction of unannounced and targeted out-of-competition testing in order to control the misuse of anabolic-androgenic steroids (AAS), mainly during the end of the 1980s. It a...

journal_title：Drug testing and analysis

authors： Hemmersbach P

更新日期：2020-05-01 00:00:00

abstract：:Higenamine was included in the World Anti-Doping Agency (WADA) Prohibited Substances and Methods List as a β2 -adrenoceptor agonist in 2017, thereby resulting in its prohibition both in and out of competition. The present mini review describes the physiology and pharmacology of adrenoceptors, summarizes the literature...

journal_title：Drug testing and analysis

authors： Hudzik TJ,Patel M,Brown A

更新日期：2020-12-26 00:00:00

abstract：:In vitro and in vivo experiments are widely used for studying the metabolism of new psychoactive substances (NPS). The availability of such data is required for toxicological risk assessments and development of urine screening approaches. This study investigated the in vitro metabolism of the 5 pyrrolidinophenone-deri...

journal_title：Drug testing and analysis

authors： Manier SK,Richter LHJ,Schäper J,Maurer HH,Meyer MR

更新日期：2018-01-04 00:00:00

abstract：:Rocuronium bromide is a non-depolarizing neuromuscular blocking agent that causes rapid muscle relaxation after intravenous injection. Regulatory authorities for registration of pharmaceuticals for human use require the evaluation of the stability of active compounds under various stress conditions. Forced degradation...

journal_title：Drug testing and analysis

authors： Wegener O,Harms G,Volmer DA,Hayen H

更新日期：2015-09-01 00:00:00

abstract：:Synthetic cannabinoids are the psychotropic compounds frequently identified as active components of smoking mixtures easily available via the Internet in several countries. These herbal blends have become extremely popular as a legal alternative to cannabis-based products and are difficult to detect by regular drug te...

journal_title：Drug testing and analysis

authors： Sobolevsky T,Prasolov I,Rodchenkov G

更新日期：2012-10-01 00:00:00

abstract：:MSforID represents a database of tandem mass spectral data obtained from (quasi-)molecular ions produced by atmospheric pressure ionization methods. At the current stage of development the library contains 12 122 spectra of 1208 small (bio-)organic molecules. The present work was aimed to evaluate the performance of t...

journal_title：Drug testing and analysis

authors： Würtinger P,Oberacher H

更新日期：2012-03-01 00:00:00

abstract：:The emerging new psychoactive substances made available for recreational drug use have recently started to include designer benzodiazepines. As a consequence, the routine immunoassay drug testing for benzodiazepines may become less effective, due to an increased occurrence of 'false negative' and 'false positive' resu...

journal_title：Drug testing and analysis

authors： Pettersson Bergstrand M,Helander A,Hansson T,Beck O

更新日期：2017-04-01 00:00:00

abstract：:A new, simple, rapid, accurate and precise high performance thin layer chromatography (HPTLC) method has been developed for the estimation of ondansetron hydrochloride in bulk and sublingual tablets. The mobile phase composition was chloroform : ethyl acetate : methanol : ammonia (9:5:4:0.1 v/v). Spectrodensitometric ...

journal_title：Drug testing and analysis

authors： Mujtaba A,Kohli K,Ali J,Baboota S

更新日期：2013-02-01 00:00:00

abstract：:The laboratory anti-doping services during XXII Winter Olympic and XI Paralympic games in Sochi in 2014 were provided by a satellite laboratory facility located within the strictly secured Olympic Park. This laboratory, established and operated by the personnel of Antidoping Center, Moscow, has been authorized by the ...

journal_title：Drug testing and analysis

authors： Sobolevsky T,Krotov G,Dikunets M,Nikitina M,Mochalova E,Rodchenkov G

更新日期：2014-11-01 00:00:00

abstract：:Inhibition of acetylcholinesterase (AChE) is the main mechanism of action of organophosphorus compounds (OP), and AChE reactivators (oximes) are at present the only causal therapeutic approach. Being the key target of OP toxicity, AChE may serve as a valuable tool for diagnosis of OP exposure as well as for the invest...

journal_title：Drug testing and analysis

authors： Worek F,Eyer P,Thiermann H

更新日期：2012-03-01 00:00:00

abstract：:A rapid and sensitive method involving liquid chromatography electrospray tandem mass spectrometry (LC-ESI-MS/MS) coupled to an intracerebral microdialysis technique was developed for the determination and pharmacokinetic investigation of tramadol and its major active metabolite O-desmethyltramadol (ODT) in rat brain....

journal_title：Drug testing and analysis

authors： Liu M,Wang P,Yu X,Dong G,Yue J

更新日期：2017-08-01 00:00:00

abstract：:N-Methyl-3-phenyl-norbornan-2-amine (N-methyl-3-phenylbicyclo[2.2.1]heptan-2-amine, Camfetamine(™) ) is available from a number of online legal highs/research chemicals' vendors. Although it was developed as an analeptic by Merck in the early 1960s, it was never commercialized. However, the Association of Independent ...

journal_title：Drug testing and analysis

authors： Kavanagh P,Angelov D,O'Brien J,Power JD,McDermott SD,Talbot B,Fox J,O'Donnell C,Christie R

更新日期：2013-04-01 00:00:00

abstract：:Amphetamine (AMP) is used as an illicit drug and also for the treatment of attention deficit hyperactivity disorder (ADHD). Respective drugs most often contain the enantiomer (S)-AMP as active compound or (S)-AMP is formed from the prodrug lisdexamfetamine (Elvanse®) whereas the illicit drug is usually traded as racem...

journal_title：Drug testing and analysis

authors： Binz TM,Williner E,Strajhar P,Dolder PC,Liechti ME,Baumgartner MR,Kraemer T,Steuer AE

更新日期：2018-02-01 00:00:00

abstract：:Phosphatidylethanol 16:0/18:1 (PEth) is the most abundant homologue of the phosphatidylethanol group of phospholipids. Formed only in the presence of ethanol, PEth is used as a biomarker in whole blood to provide information about the consumption of alcohol. As information on the storage life of PEth is essential for ...

journal_title：Drug testing and analysis

authors： Dumitrascu C,van de Lavoir MCA,Neels H,Covaci A,Jacobs W,D'Hondt D,van Nuijs ALN

更新日期：2021-01-04 00:00:00

abstract：:Synthetic cathinones continue to proliferate in clandestine drug markets worldwide. N-ethylnorpentylone (also known as N-ethylpentylone or ephylone) is a popular emergent cathinone, yet little information is available about its toxicology and pharmacology. Here we characterize the analytical quantification, clinical p...

journal_title：Drug testing and analysis

authors： Costa JL,Cunha KF,Lanaro R,Cunha RL,Walther D,Baumann MH

更新日期：2019-03-01 00:00:00

abstract：:To date, substances such as Mildronate (Meldonium) are not on the radar of anti-doping laboratories as the compound is not explicitly classified as prohibited. However, the anti-ischemic drug Mildronate demonstrates an increase in endurance performance of athletes, improved rehabilitation after exercise, protection ag...

journal_title：Drug testing and analysis

authors： Görgens C,Guddat S,Dib J,Geyer H,Schänzer W,Thevis M

更新日期：2015-11-01 00:00:00

abstract：:The absence of reference material is a commonly experienced difficulty among medical and forensic professionals tasked with identifying new psychoactive substances that are encountered for the first time. The identification of newly emerging substances lies at the heart of forensic and clinical analysis, and a proacti...

journal_title：Drug testing and analysis

authors： Brandt SD,Tearavarich R,Dempster N,Cozzi NV,Daley PF

更新日期：2012-01-01 00:00:00

abstract：:The impact of altitude training on haematological parameters and the Athlete Biological Passport (ABP) was evaluated in international-level elite athletes. One group of swimmers lived high and trained high (LHTH, n = 10) for three to four weeks at 2130 m or higher whereas a control group (n = 10) completed a three-wee...

journal_title：Drug testing and analysis

authors： Bonne TC,Lundby C,Lundby AK,Sander M,Bejder J,Nordsborg NB

更新日期：2015-08-01 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：:Oral fluid (OF) offers a simple, non-invasive, directly observable sample collection for clinical and forensic drug testing. Given that chronic cannabis smokers often engage in drug administration multiple times daily, evaluating OF cannabinoid pharmacokinetics during ad libitum smoking is important for practical deve...

journal_title：Drug testing and analysis

authors： Lee D,Vandrey R,Mendu DR,Murray JA,Barnes AJ,Huestis MA

更新日期：2015-06-01 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：:At present, there is a growing trend toward the intentional adulteration of dietary supplements (DS) with synthetic pharmaceuticals, which represents an alarming emerging risk to consumers and a serious problem for regulatory agencies. An amazing array of synthetic drugs and their analogues have been reported as adult...

journal_title：Drug testing and analysis

authors： Muschietti L,Redko F,Ulloa J

更新日期：2020-07-01 00:00:00

abstract：:Knowing that polyunsaturated fatty acids can lead to the formation of potentially toxic aldehydes as secondary oxidation products, an analytical method using liquid chromatography coupled to tandem mass spectrometry (LC-MS/MS) detection was developed to measure the concentration of eight aldehydes in animal feed: malo...

journal_title：Drug testing and analysis

authors： Douny C,Bayram P,Brose F,Degand G,Scippo ML

更新日期：2016-05-01 00:00:00

abstract：:Doping with natural steroids can be detected by evaluating the urinary concentrations and ratios of several endogenous steroids. Since these biomarkers of steroid doping are known to present large inter-individual variations, monitoring of individual steroid profiles over time allows switching from population-based to...

journal_title：Drug testing and analysis

authors： Van Renterghem P,Van Eenoo P,Sottas PE,Saugy M,Delbeke F

更新日期：2010-11-01 00:00:00

abstract：:The present study was designed to provide preliminary information on the potential impact of metabolic drug-drug interaction on the effectiveness of doping control strategies currently followed by the anti-doping laboratories to detect the intake of prohibited agents. In vitro assays based on the use of human liver mi...

journal_title：Drug testing and analysis

authors： Mazzarino M,de la Torre X,Fiacco I,Botrè F

更新日期：2014-10-01 00:00:00

abstract：:The detection of drug abuse in horseracing often requires knowledge of drug metabolism, especially if urine is the matrix of choice. In this study, equine liver/lung microsomes/S9 tissue fractions were used to study the phase I metabolism of eight drugs of relevance to equine drug surveillance (acepromazine, azaperone...

journal_title：Drug testing and analysis

authors： Scarth JP,Spencer HA,Timbers SE,Hudson SC,Hillyer LL

更新日期：2010-01-01 00:00:00

abstract：:The use of performance enhancing drugs is a widespread phenomenon in professional and leisure sports. A spectroscopic study was carried out on anabolic tablets labelled as 5 mg methandienone tablets provided by police departments. The analytical approach was based on a two-step methodology: a fast analysis of tablets ...

journal_title：Drug testing and analysis

authors： Rebiere H,Ghyselinck C,Lempereur L,Brenier C

更新日期：2016-03-01 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：:The quantitative structure-property relationship (QSPR) of drug molecules against the immobilized liposome chromatography partitioning (log K(s)) was studied. The genetic algorithm (GA) was employed to select the variables that resulted in the best-fitted models. After the variables were selected, the linear multivari...

journal_title：Drug testing and analysis

authors： Noorizadeh H,Farmany A

更新日期：2012-02-01 00:00:00