Screening of Anabolic Androgenic Steroids in Illicit Dietary Supplements and Counterfeit Drugs Using LC-MS/MS and LC-QTOF/MS [0.03%]
使用LC-MS/MS和LC-QTOF/MS筛查非法保健品及假冒药物中的蛋白同化制剂
Hyunsuk Kim,Sowoon Seo,Aeseul Kim et al.
Hyunsuk Kim et al.
The manufacture and distribution of illicit drugs in the Republic of Korea are an increasing problem. We aimed to develop a rapid and reliable simultaneous analytical method for monitoring the illegal presence of anabolic androgenic steroid...
Structural Characterization of 4-Fluorometomidate: A Novel Metomidate Derivative Detected in an E-Cigarette [0.03%]
4-氟美托咪定的新衍生物在电子烟中被检出及其结构表征
Jialin Feng,Xin Wang,Miao Zhang et al.
Jialin Feng et al.
The nonmedical use of etomidate and its structural analogs as additives in e-cigarettes has shown a significant growth trend, and the public health and safety risks arising from the abuse of such substances have drawn widespread attention. ...
In Vivo and In Vitro Evaluation of PTeCA (1H-Pyrrole-2,3,4,5-Tetracarboxylic Acid) in Hair Matrix as a Marker for Oxidative Cosmetic Treatment [0.03%]
PTeCA（1H-吡咯-2,3,4,5-四甲酸）作为氧化性化妆品处理的标记物在毛基质中的体内和体外评估研究
Sara Casati,Alessandro Ravelli,Roberta F Bergamaschi et al.
Sara Casati et al.
Alteration of the hair matrix by cosmetic products presents a challenge for forensic hair analysis. Oxidative treatments lead to analyte depletion and false-negative results. Currently, the degradation product of eumelanin, 1H-pyrrole-2,3,5...
Effect of Reaction Time and Temperature on the Impurity Profile of Amphetamine in the Leuckart Method [0.03%]
反应时间和温度对莱克纳法制备麻精药品杂质谱的影响研究
Maartje C M Verhoeven,Robert C Huls,Nelly W van der Stelt et al.
Maartje C M Verhoeven et al.
Illicit amphetamine synthesis is frequently conducted using the well-known Leuckart method, generating complex impurity profiles that provide forensic insights. This study reports the effect of reaction temperature and time during the first...
Positive Doping Test Linked to Crumb Rubber From Artificial Football Pitch: Case Report [0.03%]
人工草坪足球场的胶粒与兴奋剂阳性案例报告
Astrid Gjelstad,Geir Holden,Per Ole M Gundersen et al.
Astrid Gjelstad et al.
1,3-DMBA was detected in urine samples of eight athletes following a doping control, resulting in one AAF and levels below WADA's MRL in seven teammates. Investigation revealed contamination from rubber infill used on the indoor artificial ...
Case Reports
Drug testing and analysis. 2026 Mar 25. DOI:10.1002/dta.70067 2026
Critical Comments on the Article "Infant Death due to Cannabis Ingestion" by Favretto et al. in Drug Testing and Analysis (October 2025) [0.03%]
对Favretto等人的文章《婴儿因摄入大麻死亡》的批评意见（发表于2025年10月的Drug Testing and Analysis杂志）
Willi Schirmer,Vanessa Hofmann,Wolfgang Weinmann
Willi Schirmer
Response to the Critical Comments on the Article "Infant Death due to Cannabis Ingestion" [0.03%]
对评论文章“婴儿因摄取大麻而死亡”的批评意见的回复
Donata Favretto,Antonello Cirnelli,Roberto Pertile et al.
Donata Favretto et al.
False-Positive EtG Immunoassay Screening After Exposure to Aliphatic Alcohols. LC-HRAM-Orbitrap-MS Detection of C1-C6 EtG Homologs in Urine, Chest, and Pubic Hair Samples [0.03%]
接触脂肪族醇后尿液、胸部和耻骨头发样本中C1至C6亚乙基葡萄糖醇同系物的LC-HRAM-Orbitrap-MS检测：假阳性EtG免疫测定筛查
Camilla Vigato,Flavio Zancanaro,Novella Ghezzo et al.
Camilla Vigato et al.
A subject, admitted to an addiction treatment unit, was occupationally exposed to solvent mixtures and paint thinners containing aliphatic alcohols, while being a coachbuilder. He repeatedly tested positive for ethyl glucuronide (EtG) in we...
Identification of Tetrahydrocannabinol (THC) Analogs, Including Methyl Ether Derivatives of THC and Hexahydrocannabiphorol, THC Methyl Carbonate and Its Synthetic by-Product, in Commercially Available Oil Products [0.03%]
识别大麻素四氢大麻酚（THC）类似物包括THC甲基醚衍生物和六氢大麻二酚，以及THC碳酸甲酯及其合成副产物：来自市售油产品的发现
Rie Tanaka,Michiho Ito,Ruri Kikura-Hanajiri
Rie Tanaka
As of 2025, the distribution of products claiming to contain so-called semisynthetic cannabinoids has continued. In most cases, the names of tetrahydrocannabinol (THC) analogs contained in these products are labeled; however, the actual com...
Evaluation of Different Detection and Identification Methods of Intact Tetrahydro-Methyltestosterone Sulfate Metabolites in Doping Control [0.03%]
不同类型完 整盐酸四氢甲基睾酮代谢物检测方法的评价研究
Yiannis S Angelis,Olga Goula,Polyxeni Kiousi et al.
Yiannis S Angelis et al.
Tetrahydro sulfate metabolites are well-established long-term biomarkers of methyltestosterone use that can be detected intact by LC-MS/MS. However, their identification using product ion spectra under collision-induced dissociation conditi...