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Forensic Toxicology OnlineFirst articles

20.04.2024 | Original Article

Liquid chromatography with tandem mass spectrometric method for determination of 52 antibiotics in human whole blood and urine and application to forensic cases

Drug-induced anaphylaxis fatalities (DAF) is increasing worldwide [ 1 ], the rate of which is estimated at 0.13/10 6 population/year to 0.53/10 6 population/year [ 2 , 3 ]. Antibiotics are the most reported drug class in association with …

verfasst von:
Qianwen Shi, Gege Wang, Shuhui Wang, Chao Zhang, Zhiwen Wei, Zhongyuan Guo, Dan Zhang, Keming Yun, Shanlin Fu

Open Access 14.04.2024 | Original Article

Vitreous humor in the forensic toxicology of quetiapine and its metabolites

The most frequently used biological samples in toxicological analysis are blood and urine. However, it is common these classical biological materials to be absent during the investigation of forensic cases [ 1 ]. In addition, when the postmortem …

verfasst von:
Danai Moschovakou, Stamatina-Panagoula Ntoupa, Artemisia Dona, Sotirios Athanaselis, Chara Spiliopoulou, Panagiota Nikolaou, Ioannis Papoutsis

Open Access 09.04.2024 | Original Article

Determination of Δ9-tetrahydrocannabinol, 11-nor-carboxy-Δ9-tetrahydrocannabinol and cannabidiol in human plasma and urine after a commercial cannabidiol oil product intake

Cannabis sativa ( C. sativa ) has been one of the most extensively used recreational drugs over the years [ 1 ]. Its use in traditional medicine dates older than 4000 years; however just in recent years, therapeutic applications of cannabis …

verfasst von:
Ioannis Papoutsis, Vasiliki Hatzidouka, Stamatina-Panagoula Ntoupa, Apostolis Angelis, Artemisia Dona, Emmanouil Sakelliadis, Chara Spiliopoulou

Open Access 01.04.2024 | Original Article

Development of an LC–MS/MS method for the determination of five psychoactive drugs in postmortem urine by optimization of enzymatic hydrolysis of glucuronide conjugates

As the variety of drugs of abuse has continued to expand, toxicological analyses have become increasingly important. Liquid chromatography–tandem mass spectrometry (LC–MS/MS), which is highly specific and sensitive and is capable of the …

verfasst von:
Tomohito Matsuo, Tadashi Ogawa, Masae Iwai, Katsutoshi Kubo, Fumio Kondo, Hiroshi Seno

Open Access 30.03.2024 | Original Article

Short- and long-term stability of synthetic cathinones and dihydro-metabolites in human urine samples

Synthetic cathinones (SCt) are one of the largest groups of new psychoactive substances (NPS) in illicit drug markets [ 1 ]. Their inexpensive cost and ease of availability via online vendors are assumed to contribute to their expansion and …

verfasst von:
Abdulaziz A. Aldubayyan, Erika Castrignanò, Simon Elliott, Vincenzo Abbate

Open Access 22.03.2024 | Original Article

Development of a simple screening method for analyzing cereulide toxin in fried rice using liquid chromatography-tandem mass spectrometry

Cereulide is an emetic toxin produced by subgroups of Bacillus cereus , which is widely present in the human environment and can trigger food poisoning and infectious diseases [ 1 , 2 ]. At least 18 variants of cereulide are produced by emetic B.

verfasst von:
Hiroshi Koike, Maki Kanda, Chie Monma, Souichi Yoshikawa, Hiroshi Hayashi, Yoko Matsushima, Yumi Ohba, Momoka Hayashi, Natsumi Furuta, Wakaba Okada, Chieko Nagano, Keiko Yokoyama, Tomoko Yokoyama, Takeo Sasamoto

Open Access 04.03.2024 | Letter to the Editor

Kerosene condenses in the trachea following inhalation

Petroleum fuel is composed of more than 100 types of hydrocarbons and are used for a variety of purposes, including gasoline, kerosene, light oil, and heavy oil [ 1 ]. Petroleum fuels are often detected in fire cases, and a simple screening method …

verfasst von:
Sella Takei, Hiroshi Kinoshita, Sachiko Kawahara, Mitsuru Kumihashi, Mostofa Jamal, Tadayoshi Yamashita, Etsuko Tanaka, Hiroko Abe, Kunihiko Tsutsui, Shoji Kimura

Open Access 22.02.2024 | Original Article

Rapid screening of riot control agents using DART-TD-HRMS

Riot Control Agents (RCA) are substances that were developed to enable law enforcement officers to temporarily incapacitate people in riot situations [ 1 ]. RCAs interact with sensory nerve receptors to induce local discomfort and/or pain together …

verfasst von:
Lina Mörén, Anders Östin, Andreas Larsson, Julia Forsberg, Daniel Wiktelius, Pernilla Lindén

09.02.2024 | Case Report

Intracerebral hemorrhage in methanol toxicity patients during COVID-19 pandemic: case report and review of literature

Methanol is a colorless and odorless liquid that can be found in various household products such as organic solvents, cleaning fluids, and gasoline antifreeze [ 1 ]. Methanol intoxication can occur accidentally or with suicidal intent, but the most …

verfasst von:
Hosein Safari, Reza Ajudani, Mohsen Savaie, Armin Jahangiri Babadi, Pooyan Alizadeh

Open Access 31.01.2024 | Original Article

The biological effects and thermal degradation of NPB-22, a synthetic cannabinoid

Synthetic cannabinoids (SCs) have been originally developed based on the chemical structure of tetrahydrocannabinol (THC) contained in cannabis to study the endocannabinoid system [ 1 ]. They are functionally similar to THC, bind to cannabinoid …

verfasst von:
Akihiro Takeda, Takahiro Doi, Akiko Asada, Katsuhiro Yuzawa, Akemichi Nagasawa, Kai Igarashi, Tomokazu Maeno, Atsuko Suzuki, Seiko Shimizu, Nozomi Uemura, Jun’ichi Nakajima, Toshinari Suzuki, Akiko Inomata, Takaomi Tagami

19.01.2024 | Case Report

Detection and quantification of etomidate and metomidate in human hairs by ultraperformance liquid chromatography with triple quadrupole mass spectrometry (UPLC−MS/MS)

Etomidate (R-( +)-ethyl-1-(1-phenylethyl)-1H-imidazole-5-carboxylate, molecular mass: 244.3, CAS number: 33125–97-2) (Fig. 1 ), is a short-acting non-barbiturate imidazole intravenous anesthetic agent, which is used for induction of general …

verfasst von:
Yinyin Dai, Xiaolong Zhang, Kundi Zhao, Yue Wang, Jinlei Liu, Jie Gu, Huiru Bai, Koutaro Hasegawa, Amin Wurita

Open Access 18.12.2023 | Original Article

Determination of 3- and 4-chloromethcathinone interactions with plasma proteins: study involving analytical and theoretical methods

According to the European Monitoring Centre for Drugs and Drug Addiction (EMCDDA) Council Framework Decisions, new psychoactive substances (NPSs) are one of the most rapidly developing groups of illicit drugs [ 1 , 2 ]. Synthetic cathinones (SCs) …

verfasst von:
Piotr Holowinski, Michal P. Dybowski

15.12.2023 | Original Article

Acute and subacute toxic effects of CUMYL-4CN-BINACA on male albino rats

New Psychoactive Substances (NPS) are substances sold as “legal” alternatives to drugs such as heroin, cocaine, amphetamines, and benzodiazepines [ 1 ]. The European Monitoring Center for Drugs and Drug Addiction (EMCDDA) has monitored 880 NPS to …

verfasst von:
Ayşe Lafzi, Fatma Yeşilyurt, Tuba Demirci, Ahmet Hacımüftüoğlu, Turgay Şişman

06.12.2019 | Case Report

A fatal case report of acute yohimbine intoxication

Yohimbine is an indole alkaloid extracted from the bark of the Pausinystalia yohimbe tree, which mainly grows in West Africa [ 1 ]. Yohimbine acts as an adrenoceptor blocking agent acting selectively on α 2-receptors [ 1 ]. Yohimbine has a low and …

verfasst von:
Guillaume Drevin, Maeva Palayer, Patricia Compagnon, Donca Zabet, Nathalie Jousset, Marie Briet, Chadi Abbara

02.12.2019 | Original Article

Identification and imaging of indole-3-carboxamide cannabinoids in hair using matrix-assisted laser-desorption/ionization mass spectrometry

Segmental hair analysis provides an alternative tool in additive drug monitoring and forensic analysis. Compared with drug analysis in biological fluids including blood or urine, hair sample analysis can provide a prolonged detection window …

verfasst von:
Houwei Lin, Xiaoyan Zeng, Qian Wang, Yinnan Li, Bin Sun, Ying Wang, Hang Wang

Open Access 30.09.2019 | Case Report

Identification of the designer benzodiazepine 8-chloro-6-(2-fluorophenyl)-1-methyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine (flualprazolam) in an anesthesia robbery case

In recent years, a large number of new psychoactive substances (NPS) have emerged on the drugs market, with 899 substances being reported to the United Nations Office on Drugs and Crime (UNODC) in 2019 [ 1 ]. Many different classes of NPS, such as …

verfasst von:
Zhenhua Qian, Cuimei Liu, Jian Huang, Qingqing Deng, Zhendong Hua

24.08.2019 | Original Article

Determination of drug distributions in decomposed and buried postmortem tissues and bones of pigs administered of drugs

Postmortem toxicological analyses may provide significant information in determining the cause of death or in explanation of forensic cases. Traditionally, body fluids such as blood and urine are investigated in cases of intoxication and …

verfasst von:
Ismail Ethem Goren, Nebile Gokce Daglioglu, Yusuf Kenan Daglioglu, Mete Korkut Gülmen

03.07.2019 | Original Article

Metabolism of the benzodiazepines norflurazepam, flurazepam, fludiazepam and cinolazepam by human hepatocytes using high-resolution mass spectrometry and distinguishing their intake in authentic urine samples

Benzodiazepines are central nervous system depressants that have been prescribed for their anticonvulsant, anxiolytic, sedative or hypnotic effects since the 1960s [ 1 ]. They induce the effects by acting on the gamma-aminobutyric acid A (GABA A ) …

verfasst von:
Shimpei Watanabe, Svante Vikingsson, Anna Åstrand, Volker Auwärter, Henrik Gréen, Robert Kronstrand

17.06.2019 | Case Report

Case report on two-cathinones abuse: MPHP and N-ethyl-4′methylnorpentedrone, with a fatal outcome

New psychoactive drugs (NPS) are increasingly being identified in cases of drugs abuse. It is a major public health problem in the world. Logan et al. reviewed NPS use in the USA between 2013 and 2016, which included: synthetic cannabinoids, new …

verfasst von:
Lelievre Benedicte, Richeval Camille, Coulon Audrey, Iwanikow Deborah, Brofferio Morgan, Deguigne Marie, Boels David, Allorge Delphine, Ferec Severine, Drevin Guillaume, Jousset Nathalie, Gaulier Jean-Michel