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Items: 1 to 50 of 240

1.

An analytically confirmed non-fatal intoxication by carfentanil in Sweden.

Franzén L, Beck O, Helander A.

Clin Toxicol (Phila). 2018 Nov 28:1-3. doi: 10.1080/15563650.2018.1520999. [Epub ahead of print] No abstract available.

PMID:
30484713
2.

Occurrence and time course of NPS benzodiazepines in Sweden - results from intoxication cases in the STRIDA project.

Bäckberg M, Pettersson Bergstrand M, Beck O, Helander A.

Clin Toxicol (Phila). 2018 Oct 22:1-10. doi: 10.1080/15563650.2018.1506130. [Epub ahead of print]

PMID:
30348014
3.

The Fentanyl Epidemic and Evolution of Fentanyl Analogs in the United States and the European Union.

Jannetto PJ, Helander A, Garg U, Janis GC, Goldberger B, Ketha H.

Clin Chem. 2019 Feb;65(2):242-253. doi: 10.1373/clinchem.2017.281626. Epub 2018 Oct 10. Review.

PMID:
30305277
4.

Epidemiology of NPS Based Confirmed Overdose Cases: The STRIDA Project.

Helander A, Bäckberg M.

Handb Exp Pharmacol. 2018;252:461-473. doi: 10.1007/164_2018_134.

PMID:
30135990
5.

Chemical synthesis, characterisation and in vitro and in vivo metabolism of the synthetic opioid MT-45 and its newly identified fluorinated analogue 2F-MT-45 with metabolite confirmation in urine samples from known drug users.

McKenzie C, Sutcliffe OB, Read KD, Scullion P, Epemolu O, Fletcher D, Helander A, Beck O, Rylski A, Antonides LH, Riley J, Smith SA, Nic Daeid N.

Forensic Toxicol. 2018;36(2):359-374. doi: 10.1007/s11419-018-0413-1. Epub 2018 Apr 5.

6.

Acute Intoxications Involving α-Pyrrolidinobutiophenone (α-PBP): Results from the Swedish STRIDA Project.

Franzén L, Bäckberg M, Beck O, Helander A.

J Med Toxicol. 2018 Dec;14(4):265-271. doi: 10.1007/s13181-018-0668-2. Epub 2018 Jun 19.

7.

Detectability of fentanyl and designer fentanyls in urine by 3 commercial fentanyl immunoassays.

Helander A, Stojanovic K, Villén T, Beck O.

Drug Test Anal. 2018 Mar 12. doi: 10.1002/dta.2382. [Epub ahead of print]

PMID:
29529707
8.

Study of measurement of the alcohol biomarker phosphatidylethanol (PEth) in dried blood spot (DBS) samples and application of a volumetric DBS device.

Beck O, Kenan Modén N, Seferaj S, Lenk G, Helander A.

Clin Chim Acta. 2018 Apr;479:38-42. doi: 10.1016/j.cca.2018.01.008. Epub 2018 Jan 5.

PMID:
29309773
9.

Intoxications in the STRIDA project involving a panorama of psychostimulant pyrovalerone derivatives, MDPV copycats.

Beck O, Bäckberg M, Signell P, Helander A.

Clin Toxicol (Phila). 2018 Apr;56(4):256-263. doi: 10.1080/15563650.2017.1370097. Epub 2017 Sep 12.

PMID:
28895757
10.

[Access to rapid laboratory analytical services in cases of acute poisoning provides better and safer patient care].

Olsson E, Beck O, Elmgren A, Hansson T, Helander A.

Lakartidningen. 2017 Jul 26;114. pii: ELMI. Swedish.

11.

Human urinary metabolic patterns of the designer benzodiazepines flubromazolam and pyrazolam studied by liquid chromatography-high resolution mass spectrometry.

Pettersson Bergstrand M, Meyer MR, Beck O, Helander A.

Drug Test Anal. 2018 Mar;10(3):496-506. doi: 10.1002/dta.2243. Epub 2017 Aug 29.

PMID:
28677876
12.

'Is nitrogen mustard contamination responsible for the reported MT-45 toxicity?' Reply from the authors.

Helander A, Bradley M, Lapins J; all authors.

Br J Dermatol. 2017 Aug;177(2):595. doi: 10.1111/bjd.15676. Epub 2017 Jun 19. No abstract available.

PMID:
28626874
13.

Investigation of drug products received for analysis in the Swedish STRIDA project on new psychoactive substances.

Bäckberg M, Jönsson KH, Beck O, Helander A.

Drug Test Anal. 2018 Feb;10(2):340-349. doi: 10.1002/dta.2226. Epub 2017 Aug 16.

PMID:
28600832
14.

Use of LC-HRMS in full scan-XIC mode for multi-analyte urine drug testing - a step towards a 'black-box' solution?

Stephanson NN, Signell P, Helander A, Beck O.

J Mass Spectrom. 2017 Aug;52(8):497-506. doi: 10.1002/jms.3946.

PMID:
28493314
15.

'Adulterant or contaminant in MT-45, or coingestion?' Reply from the authors.

Helander A, Bradley M, Lapins J; all authors.

Br J Dermatol. 2017 Aug;177(2):582-583. doi: 10.1111/bjd.15638. Epub 2017 Jun 19. No abstract available.

PMID:
28481453
16.

Intoxications involving acrylfentanyl and other novel designer fentanyls - results from the Swedish STRIDA project.

Helander A, Bäckberg M, Signell P, Beck O.

Clin Toxicol (Phila). 2017 Jul;55(6):589-599. doi: 10.1080/15563650.2017.1303141. Epub 2017 Mar 28.

PMID:
28349714
17.

Reprint of Standardisation and use of the alcohol biomarker carbohydrate-deficient transferrin (CDT).

Helander A, Wielders J, Anton R, Arndt T, Bianchi V, Deenmamode J, Jeppsson JO, Whitfield JB, Weykamp C, Schellenberg F; International Federation of Clinical Chemistry and Laboratory Medicine Working Group on Standardisation of Carbohydrate-Deficient Transferrin (IFCC WG-CDT).

Clin Chim Acta. 2017 Apr;467:15-20. doi: 10.1016/j.cca.2017.03.018. Epub 2017 Mar 18. Review.

PMID:
28322729
18.

IFCC approved HPLC reference measurement procedure for the alcohol consumption biomarker carbohydrate-deficient transferrin (CDT): Its validation and use.

Schellenberg F, Wielders J, Anton R, Bianchi V, Deenmamode J, Weykamp C, Whitfield J, Jeppsson JO, Helander A.

Clin Chim Acta. 2017 Feb;465:91-100. doi: 10.1016/j.cca.2016.12.022. Epub 2016 Dec 23.

PMID:
28025028
19.

Identification and quantitation of phosphatidylethanols in oral fluid by liquid chromatography-tandem mass spectrometry.

Ullah S, Helander A, Beck O.

Clin Chem Lab Med. 2017 Aug 28;55(9):1332-1339. doi: 10.1515/cclm-2016-0752.

PMID:
27988502
20.

Acute skin and hair symptoms followed by severe, delayed eye complications in subjects using the synthetic opioid MT-45.

Helander A, Bradley M, Hasselblad A, Norlén L, Vassilaki I, Bäckberg M, Lapins J.

Br J Dermatol. 2017 Apr;176(4):1021-1027. doi: 10.1111/bjd.15174. Epub 2016 Dec 14.

PMID:
27976363
21.

Higher alcohol consumption in early pregnancy or low-to-moderate drinking during pregnancy may affect children's behaviour and development at one year and six months.

Sundelin-Wahlsten V, Hallberg G, Helander A.

Acta Paediatr. 2017 Mar;106(3):446-453. doi: 10.1111/apa.13664. Epub 2016 Dec 7.

PMID:
27859634
22.

[The influx of deadly internet drugs continue].

Helander A.

Lakartidningen. 2016 Sep 29;113. pii: D93H. Swedish. No abstract available.

23.

Development and application of a multi-component LC-MS/MS method for determination of designer benzodiazepines in urine.

Pettersson Bergstrand M, Helander A, Beck O.

J Chromatogr B Analyt Technol Biomed Life Sci. 2016 Nov 1;1035:104-110. doi: 10.1016/j.jchromb.2016.08.047. Epub 2016 Sep 19.

PMID:
27697727
24.

Analytically Confirmed Intoxications Involving MDMB-CHMICA from the STRIDA Project.

Bäckberg M, Tworek L, Beck O, Helander A.

J Med Toxicol. 2017 Mar;13(1):52-60. doi: 10.1007/s13181-016-0584-2. Epub 2016 Sep 16.

25.

New Psychoactive Substances (NPS) - the Hydra monster of recreational drugs.

Helander A, Bäckberg M.

Clin Toxicol (Phila). 2017 Jan;55(1):1-3. doi: 10.1080/15563650.2016.1217003. Epub 2016 Aug 23. No abstract available.

PMID:
27549399
26.

Adverse events related to the new psychoactive substance 3-fluorophenmetrazine - results from the Swedish STRIDA project.

Bäckberg M, Westerbergh J, Beck O, Helander A.

Clin Toxicol (Phila). 2016 Nov;54(9):819-825. Epub 2016 Aug 5.

PMID:
27491700
27.

Toxicity evaluation of α-pyrrolidinovalerophenone (α-PVP): results from intoxication cases within the STRIDA project.

Beck O, Franzén L, Bäckberg M, Signell P, Helander A.

Clin Toxicol (Phila). 2016 Aug;54(7):568-75. doi: 10.1080/15563650.2016.1190979.

PMID:
27412885
28.

Detectability of designer benzodiazepines in CEDIA, EMIT II Plus, HEIA, and KIMS II immunochemical screening assays.

Pettersson Bergstrand M, Helander A, Hansson T, Beck O.

Drug Test Anal. 2017 Apr;9(4):640-645. doi: 10.1002/dta.2003. Epub 2016 Jul 1.

PMID:
27366870
29.

Standardisation and use of the alcohol biomarker carbohydrate-deficient transferrin (CDT).

Helander A, Wielders J, Anton R, Arndt T, Bianchi V, Deenmamode J, Jeppsson JO, Whitfield JB, Weykamp C, Schellenberg F; International Federation of Clinical Chemistry and Laboratory Medicine Working Group on Standardisation of Carbohydrate-Deficient Transferrin (IFCC WG-CDT).

Clin Chim Acta. 2016 Aug 1;459:19-24. doi: 10.1016/j.cca.2016.05.016. Epub 2016 May 21. Review.

PMID:
27221205
30.

Integration of Clinical Examination, Self-Report, and Hair Ethyl Glucuronide Analysis for Evaluation of Patients With Alcoholic Liver Disease Prior to Liver Transplantation.

Beckmann M, Paslakis G, Böttcher M, Helander A, Erim Y.

Prog Transplant. 2016 Mar;26(1):40-6. doi: 10.1177/1526924816632120.

PMID:
27136248
31.
32.

[Use the right method to prove sobriety in driver's license issues].

Englund L, Stenback S, Helander A.

Lakartidningen. 2016 Mar 21;113. pii: DXHZ. Swedish. No abstract available.

33.

Intoxications involving the fentanyl analogs acetylfentanyl, 4-methoxybutyrfentanyl and furanylfentanyl: results from the Swedish STRIDA project.

Helander A, Bäckberg M, Beck O.

Clin Toxicol (Phila). 2016;54(4):324-32. doi: 10.3109/15563650.2016.1139715. Epub 2016 Feb 5.

PMID:
26850293
34.

[Acute cutaneous symptom complex with subsequent cataract. The internet drug MT-45 may be the cause].

Bradley M, Hasselblad A, Norlen L, Lapins J, Bäckberg M, Helander A.

Lakartidningen. 2016 Feb 2;113. pii: DTAF. Swedish.

35.

Validation of the MINI (DSM IV) Tool for the Assessment of Alcohol Dependence among Young People in Northern Tanzania Using the Alcohol Biomarker Phosphatidylethanol (PEth).

Francis JM, Helander A, Kapiga SH, Weiss HA, Grosskurth H.

Int J Environ Res Public Health. 2015 Oct 30;12(11):14021-33. doi: 10.3390/ijerph121114021.

36.

Intoxications involving MDPV in Sweden during 2010-2014: Results from the STRIDA project.

Beck O, Franzen L, Bäckberg M, Signell P, Helander A.

Clin Toxicol (Phila). 2015 Nov;53(9):865-73. doi: 10.3109/15563650.2015.1089576. Epub 2015 Oct 14.

PMID:
26462932
37.

Effects of Initiating Moderate Alcohol Intake on Cardiometabolic Risk in Adults With Type 2 Diabetes: A 2-Year Randomized, Controlled Trial.

Gepner Y, Golan R, Harman-Boehm I, Henkin Y, Schwarzfuchs D, Shelef I, Durst R, Kovsan J, Bolotin A, Leitersdorf E, Shpitzen S, Balag S, Shemesh E, Witkow S, Tangi-Rosental O, Chassidim Y, Liberty IF, Sarusi B, Ben-Avraham S, Helander A, Ceglarek U, Stumvoll M, Blüher M, Thiery J, Rudich A, Stampfer MJ, Shai I.

Ann Intern Med. 2015 Oct 20;163(8):569-79. doi: 10.7326/M14-1650. Epub 2015 Oct 13.

PMID:
26458258
38.

Comparison of self-reported alcohol use with the alcohol biomarker phosphatidylethanol among young people in northern Tanzania.

Francis JM, Weiss HA, Helander A, Kapiga SH, Changalucha J, Grosskurth H.

Drug Alcohol Depend. 2015 Nov 1;156:289-296. doi: 10.1016/j.drugalcdep.2015.09.027. Epub 2015 Oct 1.

39.

[Uniform analyzes of drugs in urine needed for rule of law].

Hansson T, Helander A, Beck O, Elmgren A, Kugelberg F, Kronstrand R.

Lakartidningen. 2015 Sep 22;112. pii: DLHH. Review. Swedish.

40.

Phencyclidine analog use in Sweden--intoxication cases involving 3-MeO-PCP and 4-MeO-PCP from the STRIDA project.

Bäckberg M, Beck O, Helander A.

Clin Toxicol (Phila). 2015 Nov;53(9):856-64. doi: 10.3109/15563650.2015.1079325. Epub 2015 Aug 21.

PMID:
26295489
41.

Feasibility and Acceptability of an Alcohol Addiction Therapy Integrated in a Transplant Center for Patients Awaiting Liver Transplantation.

Erim Y, Böttcher M, Schieber K, Lindner M, Klein C, Paul A, Beckebaum S, Mayr A, Helander A.

Alcohol Alcohol. 2016 Jan;51(1):40-6. doi: 10.1093/alcalc/agv075. Epub 2015 Jun 28.

PMID:
26124208
42.

Opioid intoxications involving butyrfentanyl, 4-fluorobutyrfentanyl, and fentanyl from the Swedish STRIDA project.

Bäckberg M, Beck O, Jönsson KH, Helander A.

Clin Toxicol (Phila). 2015;53(7):609-17. doi: 10.3109/15563650.2015.1054505. Epub 2015 Jun 17.

PMID:
26083809
43.

Evaluation of the COBAS(®) AmpliPrep/COBAS(®) TaqMan(®) HCV Test, v2.0 and comparison to assays used in routine clinical practice in an international multicenter clinical trial: The ExPECT study.

Kessler HH, Cobb BR, Wedemeyer H, Maasoumy B, Michel-Treil V, Ceccherini-Nelli L, Bremer B, Hübner M, Helander A, Khiri H, Heilek G, Simon CO, Luk K, Aslam S, Halfon P.

J Clin Virol. 2015 Jun;67:67-72. doi: 10.1016/j.jcv.2015.03.023. Epub 2015 Mar 31.

PMID:
25959162
44.

Phosphatidylethanols in breath: a possible noninvasive screening test for heavy alcohol consumption.

Helander A, Ullah S, Beck O.

Clin Chem. 2015 Jul;61(7):991-3. doi: 10.1373/clinchem.2015.239848. Epub 2015 May 5. No abstract available.

45.

Intoxications by the dissociative new psychoactive substances diphenidine and methoxphenidine.

Helander A, Beck O, Bäckberg M.

Clin Toxicol (Phila). 2015 Jun;53(5):446-53. doi: 10.3109/15563650.2015.1033630. Epub 2015 Apr 17.

PMID:
25881797
46.

Alcohol intake measured by phosphatidylethanol in blood and the lifetime drinking history interview are correlated with the extent of psoriasis.

Zou L, Lonne-Rahm SB, Helander A, Stokkeland K, Franck J, Nordlind K.

Dermatology. 2015;230(4):375-80. doi: 10.1159/000380818. Epub 2015 Mar 21.

PMID:
25823412
47.

Characteristics of analytically confirmed 3-MMC-related intoxications from the Swedish STRIDA project.

Bäckberg M, Lindeman E, Beck O, Helander A.

Clin Toxicol (Phila). 2015 Jan;53(1):46-53. doi: 10.3109/15563650.2014.981823. Epub 2014 Nov 25.

PMID:
25422862
48.

[MT-45--a dangerous and potentially ototoxic internet drug].

Lindeman E, Bäckberg M, Personne M, Helander A.

Lakartidningen. 2014 Sep 11;111(40):1712-5. Swedish.

49.

MT-45, a new psychoactive substance associated with hearing loss and unconsciousness.

Helander A, Bäckberg M, Beck O.

Clin Toxicol (Phila). 2014 Sep-Oct;52(8):901-4. doi: 10.3109/15563650.2014.943908. Epub 2014 Sep 1.

PMID:
25175898
50.

Prevalence of alcohol-related pathologies at autopsy: Estonian Forensic Study of Alcohol and Premature Death.

Tuusov J, Lang K, Väli M, Pärna K, Tõnisson M, Ringmets I, McKee M, Helander A, Leon DA.

Addiction. 2014 Dec;109(12):2018-26. doi: 10.1111/add.12695. Epub 2014 Aug 28.

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