1. Micro-segmental hair analysis: detailed procedures and applications in forensic toxicology

   • Kenji Kuwayama
   • Hajime Miyaguchi
   • Yuko T. Iwata

   Review Article Open access 21 March 2022 Pages: 215 - 233

   

2. Non-fentanyl-derived synthetic opioids emerging during recent years

   • Koutaro Hasegawa
   • Kayoko Minakata
   • Osamu Suzuki

   Minireview 29 April 2022 Pages: 234 - 243

3. Phase I-metabolism studies of the synthetic cannabinoids PX-1 and PX-2 using three different in vitro models

   • Patrick Dahm
   • Andreas Thomas
   • Katja Mercer-Chalmers-Bender

   Original Article Open access 30 December 2021 Pages: 244 - 262

   

4. Qualitative analysis of 7- and 8-hydroxyzolpidem and discovery of novel zolpidem metabolites in postmortem urine using liquid chromatography–tandem mass spectrometry

   • Koji Yamaguchi
   • Hajime Miyaguchi
   • Yoshimasa Kanawaku

   Original Article Open access 04 January 2022 Pages: 263 - 277

   

5. Comparison between human liver microsomes and the fungus Cunninghamella elegans for biotransformation of the synthetic cannabinoid JWH-424 having a bromo-naphthyl moiety analysed by high-resolution mass spectrometry

   • Shimpei Watanabe
   • Takahiro Iwai
   • Yasuo Seto

   Original Article 14 February 2022 Pages: 278 - 288

   

6. Long-term stability of 24 synthetic cannabinoid metabolites spiked into whole blood and urine for up to 168 days, and the comparable study for the 6 metabolites in non-spiked real case specimens stored for  1–5 years

   • Kayoko Minakata
   • Koutaro Hasegawa
   • Osamu Suzuki

   Original Article 22 February 2022 Pages: 289 - 301

   

7. Histological paraffin-embedded block: a good alternative specimen to detect the use of opiates at least 20 years ago

   • Domenico Di Candia
   • Michele Boracchi
   • Riccardo Zoja

   Original Article Open access 14 March 2022 Pages: 302 - 311

   

8. Chiral analysis of dextromethorphan and levomethorphan in human hair by liquid chromatography–tandem mass spectrometry

   • Jiao-jiao Ji
   • Junbo Zhao
   • Min Shen

   Original Article 28 March 2022 Pages: 312 - 321

   

9. High-sensitivity method for the determination of LSD and 2-oxo-3-hydroxy-LSD in oral fluid by liquid chromatography‒tandem mass spectrometry

   • Kelly Francisco da Cunha
   • Julia Martinelli Magalhães Kahl
   • Jose Luiz Costa

   Original Article 12 April 2022 Pages: 322 - 331

   

10. Simultaneous determination of diquat and its two primary metabolites in rat plasma by ultraperformance liquid chromatography–tandem mass spectrometry and its application to the toxicokinetic study

    • Zhengsheng Mao
    • Youjia Yu
    • Feng Chen

    Original Article Open access 12 April 2022 Pages: 332 - 339

    

11. Quantification of MDMB-4en-PINACA and ADB-BUTINACA in human hair by gas chromatography–tandem mass spectrometry

    • Yue Wang
    • Yefei Pan
    • Koutaro Hasegawa

    Short Communication 17 March 2022 Pages: 340 - 348

    

12. The blood-to-plasma ratio and predicted GABA_A-binding affinity of designer benzodiazepines

    • Kieran R. Manchester
    • Laura Waters
    • Peter D. Maskell

    Short Communication Open access 16 March 2022 Pages: 349 - 356

13. First liquid chromatography–high resolution mass spectrometry method for the determination of cocaine on banknote dust

    • Teresa Cecchi
    • Elisa Santoni

    Short Communication 10 May 2022 Pages: 357 - 365

    

14. Quantitation of sibutramine in human hair using gas chromatography–isotope dilution tandem mass spectrometry

    • Hongkun Yang
    • Amin Wurita
    • Koutaro Hasegawa

    Case Report 14 December 2021 Pages: 366 - 373

    

15. Two DFSA cases involving midazolam clarified by the micro-segmental hair analyses

    • Duoqi Xu
    • Jiaojiao Ji
    • Min Shen

    Case Report 28 March 2022 Pages: 374 - 382

    

16. Difficulties interpreting concentrations in fatal cases: example of 2,5-dimethoxy-4-chloroamphetamine

    • Benedicte Lelievre
    • Vincent Dupont
    • Vincent Cirimele

    Case Report 17 May 2022 Pages: 383 - 392

17. Determination of cyanide in blood by GC–MS using a new high selectivity derivatization reagent 1,2,3,3-tetramethyl-3H-indolium iodide

    • Yasuhiro Morikawa
    • Keiji Nishiwaki
    • Isao Nakanishi

    Letter to the Editor 09 January 2022 Pages: 393 - 399

    

18. Determination of abamectin in heart blood and urine following lethal intoxication: a case report

    • Hao Dai
    • Daoxia Li
    • Yi Ye

    Letter to the Editor 05 March 2022 Pages: 400 - 402

19. Comparison of serum and whole blood concentrations in quetiapine overdose cases

    • Takeshi Saito
    • Tomoatsu Tsuji
    • Yoshihide Nakagawa

    Letter to the Editor 14 March 2022 Pages: 403 - 406

    

20. Fast and reliable profiling of cannabinoids in seized samples using the method of HPLC–DAD followed by chemometrics

    • Sabrina Büttenbender
    • Graciela Carlos
    • Andreas Sebastian Loureiro Mendez

    Letter to the Editor 26 April 2022 Pages: 407 - 413

    

21. 2-Methoxyqualone, a new recreational drug, discovered from a package seized by the police: a preliminary report

    • Hongkun Yang
    • Shuyun Wang
    • Koutaro Hasegawa

    Letter to the Editor 24 April 2022 Pages: 414 - 416

    

22. Facile determination of natural cannabinoids in cannabis products using a conventional fully porous particle column and isocratic high-performance liquid chromatography with diode-array detector

    • Akira Namera
    • Shigenori Ota
    • Masataka Nagao

    Letter to the Editor 27 May 2022 Pages: 417 - 421