Anders Helander

Publications
CV
Public outreach and news

Articles

Article: DRUG TESTING AND ANALYSIS. 2024

Alternative routine for reporting chiral amphetamine test results in assessment of attention-deficit/hyperactivity disorder medication: experiences from 2013 to 2023.

Helander A; Andersson A; Villén T
Article: CLINICA CHIMICA ACTA. 2024;555:117800

Recommendations on the measurement and use of the alcohol consumption biomarker CDT. A position paper from the IFCC Working Group on CDT standardisation.

Wielders JPM; Porpiglia NM; Schellenberg F; Deenmamode J; Delanghe J; Anton RF; Bortolotti F; Siebelder C; Tagliaro F; Weykamp C; Helander A
Article: LAKARTIDNINGEN. 2023;120:23144

Nya cannabinoider skapar problem vid drogtestning.

Helander A
Article: SCANDINAVIAN JOURNAL OF CLINICAL & LABORATORY INVESTIGATION. 2023;83(6):424-431

The alcohol biomarker phosphatidylethanol (PEth) - test performance and experiences from routine analysis and external quality assessment.

Helander A; Hansson T
Article: LAKARTIDNINGEN. 2023;120:23029

[The alcohol biomarker phosphatidylethanol (PEth) - recommendations for use and interpretation of test results].

Helander A; Hansson T
Article: ALCOHOL AND ALCOHOLISM. 2023;58(3):274-279

Urine Drug Tests Indicate Higher Prevalence of Combined Alcohol and Cocaine Use Compared to Alcohol Together with Cannabis or Amphetamine-A Possible Link to Cocaethylene.

Helander A; Villén T; Signell P
Article: DRUG TESTING AND ANALYSIS. 2023;15(2):213-219

Drug testing for mitragynine and kratom: Analytical challenges and medico-legal considerations.

Helander A; Rylski A
Article: LAKARTIDNINGEN. 2022;119:22068

[Improved access to test results for toxic alcohols can save lives].

Helander A; Jones AW; Lindeman E; Nordmark Grass J
Article: ACTA ORTHOPAEDICA. 2022;93:424-431

Minor effect of patient education for alcohol cessation intervention on outcomes after acute fracture surgery: a randomized trial of 70 patients.

Egholm JWM; Pedersen B; Oppedal K; Madsen BL; Lauritzen JB; Rasmussen M; Helander A; Adami J; Tønnesen H
Article: DRUG TESTING AND ANALYSIS. 2022;14(2):371-376

Analytical and medico-legal problems linked to the presence of delta-8-tetrahydrocannabinol (delta-8-THC): Results from urine drug testing in Sweden.

Helander A; Johansson M; Andersson A; Villén T
Article: LAKARTIDNINGEN. 2021;118:21056

[Drug use and drug trends in Sweden 2010-2020 - results from urine drug testing in the workplace].

Helander A; Villen T
Article: ANALYTICAL AND BIOANALYTICAL CHEMISTRY. 2021;413(22):5601-5606

Measurement of the alcohol biomarker phosphatidylethanol (PEth) in dried blood spots and venous blood-importance of inhibition of post-sampling formation from ethanol.

Beck O; Mellring M; Löwbeer C; Seferaj S; Helander A
Article: LAKARTIDNINGEN. 2020;117:20082

[Harmonized measurement and reporting of chiral amphetamine in the follow-up of ADHD treatment].

Helander A; Villen T; Widing E
Article: JOURNAL OF LABORATORY MEDICINE. 2020;44(4):211-219

Sensitive determination of ethyl glucuronide in serum and whole blood: detection time after alcohol exposure compared with urine

Neumann J; Beck O; Helander A; Dahmen N; Boettcher M
Article: ALCOHOL AND ALCOHOLISM. 2020;55(4):401-408

Performance of PEth Compared With Other Alcohol Biomarkers in Subjects Presenting For Occupational and Pre-Employment Medical Examination.

Neumann J; Beck O; Helander A; Böttcher M
Journal article: LAKARTIDNINGEN. 2020;117:FZWM

[Simplified laboratory analysis of ethylene glycol allows improved management of poisoning cases].

Helander A; Villen T; Hansson T; Nordmark Grass J
Article: JOURNAL OF BIOLOGICAL CHEMISTRY. 2020;295(16):5419-5426

γ-Hydroxybutyrate does not mediate glucose inhibition of glucagon secretion.

Yu Q; Lai BK; Ahooghalandari P; Helander A; Gylfe E; Gilon P; Tengholm A
Article: PLOS ONE. 2020;15(4):e0232038

Drug trends and harm related to new psychoactive substances (NPS) in Sweden from 2010 to 2016: Experiences from the STRIDA project.

Helander A; Bäckberg M; Beck O
Article: ALCOHOL AND ALCOHOLISM. 2019;54(6):567-573

Dose-Response Characteristics of the Alcohol Biomarker Phosphatidylethanol (PEth)-A Study of Outpatients in Treatment for Reduced Drinking.

Helander A; Hermansson U; Beck O
Article: VETERINARY JOURNAL. 2019;250:36-43

Urine 5-hydroxyindoleacetic acid in Cavalier King Charles spaniels with preclinical myxomatous mitral valve disease.

Christiansen LB; Cremer SE; Helander A; Madsen T; Reimann MJ; Møller JE; Höglund K; Ljungvall I; Häggström J; Olsen LH
Article: LAKARTIDNINGEN. 2019;116:FPMA

[Improved and harmonised laboratory analysis of paracetamol provides safer assessment of poisoning cases].

Nordmark Grass J; Elmgren A; Helander A
Article: ALCOHOL AND ALCOHOLISM. 2019;54(3):251-257

Elimination Characteristics of the Alcohol Biomarker Phosphatidylethanol (PEth) in Blood during Alcohol Detoxification.

Helander A; Böttcher M; Dahmen N; Beck O
Article: CLINICAL TOXICOLOGY. 2019;57(3):203-212

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
Article: JOURNAL OF MEDICAL TOXICOLOGY. 2018;14(4):265-271

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

Franzén L; Bäckberg M; Beck O; Helander A
Article: CLINICAL MASS SPECTROMETRY. 2018;10:25-32

Urine analysis of 28 designer benzodiazepines by liquid chromatography-high-resolution mass spectrometry

Bergstrand MP; Beck O; Helander A
Article: CLINICAL TOXICOLOGY. 2018;56(4):256-263

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

Beck O; Bäckberg M; Signell P; Helander A
Article: CLINICA CHIMICA ACTA. 2018;479:38-42

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
Article: DRUG TESTING AND ANALYSIS. 2018;:1297-1304

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

Helander A; Stojanovic K; Villén T; Beck O
Article: DRUG TESTING AND ANALYSIS. 2018;10(3):496-506

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
Article: DRUG TESTING AND ANALYSIS. 2018;10(2):340-349

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

Bäckberg M; Jönsson K-H; Beck O; Helander A
Article: HANDBOOK OF EXPERIMENTAL PHARMACOLOGY. 2018;252:461-473

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

Helander A; Bäckberg M
Article: FORENSIC TOXICOLOGY. 2018;36(2):359-374

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
Article: CLINICAL CHEMISTRY AND LABORATORY MEDICINE. 2017;55(9):1332-1339

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

Ullah S; Helander A; Beck O
Article: JOURNAL OF MASS SPECTROMETRY. 2017;52(8):497-506

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
Journal article: JOURNAL OF MASS SPECTROMETRY. 2017;52(8):ii

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
Article: LAKARTIDNINGEN. 2017;114:ELMI

[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
Article: CLINICAL TOXICOLOGY. 2017;55(6):589-599

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

Helander A; Bäckberg M; Signell P; Beck O
Article: DRUG TESTING AND ANALYSIS. 2017;9(4):640-645

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
Article: BRITISH JOURNAL OF DERMATOLOGY. 2017;176(4):1021-1027

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
Article: CLINICA CHIMICA ACTA. 2017;467:15-20

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 J-O; Whitfield JB; Weykamp C; Schellenberg F; International Federation of Clinical Chemistry and
Article: JOURNAL OF MEDICAL TOXICOLOGY. 2017;13(1):52-60

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

Bäckberg M; Tworek L; Beck O; Helander A
Article: ACTA PAEDIATRICA. 2017;106(3):446-453

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
Article: CLINICA CHIMICA ACTA. 2017;465:91-100

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 J-O; Helander A
Article: CLINICAL TOXICOLOGY. 2017;55(1):1-3

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

Helander A; Bäckberg M
Article: JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES. 2016;1035:104-110

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
Article: CLINICAL TOXICOLOGY. 2016;54(9):819-825

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

Bäckberg M; Westerbergh J; Beck O; Helander A
Article: CLINICAL TOXICOLOGY. 2016;54(7):568-575

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
Article: CLINICA CHIMICA ACTA. 2016;459:19-24

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

Helander A; Wielders J; Anton R; Arndt T; Bianchi V; Deenmamode J; Jeppsson J-O; Whitfield JB; Weykamp C; Schellenberg F; International Federation of Clinical Chemistry and
Article: ANALYTICAL AND BIOANALYTICAL CHEMISTRY. 2016;408(13):3571-3591

Identification of main human urinary metabolites of the designer nitrobenzodiazepines clonazolam, meclonazepam, and nifoxipam by nano-liquid chromatography-high-resolution mass spectrometry for drug testing purposes.

Meyer MR; Bergstrand MP; Helander A; Beck O
Article: CLINICAL TOXICOLOGY. 2016;54(4):324-332

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

Helander A; Bäckberg M; Beck O
Article: PROGRESS IN TRANSPLANTATION. 2016;26(1):40-46

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
Article: LAKARTIDNINGEN. 2016;113:DTAF

[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
Article: ALCOHOL AND ALCOHOLISM. 2016;51(1):40-46

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
Article: DRUG AND ALCOHOL DEPENDENCE. 2015;156:289-296

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
Article: INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH. 2015;12(11):14021-14033

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
Article: CLINICAL TOXICOLOGY. 2015;53(9):856-864

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
Article: CLINICAL TOXICOLOGY. 2015;53(9):865-873

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

Beck O; Franzen L; Bäckberg M; Signell P; Helander A
Article: ANNALS OF INTERNAL MEDICINE. 2015;163(8):569-579

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
Article: CLINICAL TOXICOLOGY. 2015;53(7):609-617

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

Bäckberg M; Beck O; Jönsson K-H; Helander A
Article: CLINICAL TOXICOLOGY. 2015;53(5):446-453

Intoxications by the dissociative new psychoactive substances diphenidine and methoxphenidine.

Helander A; Beck O; Bäckberg M
Article: CLINICAL TOXICOLOGY. 2015;53(1):46-53

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

Bäckberg M; Lindeman E; Beck O; Helander A
Article: DERMATOLOGY. 2015;230(4):375-380

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

Zou L; Lonne-Rahm S-B; Helander A; Stokkeland K; Franck J; Nordlind K
Article: ADDICTION. 2014;109(12):2018-2026

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
Article: LAKARTIDNINGEN. 2014;111(40):1712-1715

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

Lindeman E; Bäckberg M; Personne M; Helander A
Article: CLINICAL TOXICOLOGY. 2014;52(8):901-904

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

Helander A; Bäckberg M; Beck O
Article: CLINICAL CHEMISTRY. 2014;60(7):945-953

Harmonization of measurement results of the alcohol biomarker carbohydrate-deficient transferrin by use of the toolbox of technical procedures of the International Consortium for Harmonization of Clinical Laboratory Results.

Weykamp C; Wielders J; Helander A; Anton RF; Bianchi V; Jeppsson J-O; Siebelder C; Whitfield JB; Schellenberg F; IFCC Working Group on Standardization of Carbohydr
Article: CLINICAL TOXICOLOGY. 2014;52(6):618-624

Intoxications of the new psychoactive substance 5-(2-aminopropyl)indole (5-IT): a case series from the Swedish STRIDA project.

Bäckberg M; Beck O; Hultén P; Rosengren-Holmberg J; Helander A
Article: DRUG TESTING AND ANALYSIS. 2014;6(5):492-499

Detectability of new psychoactive substances, 'legal highs', in CEDIA, EMIT, and KIMS immunochemical screening assays for drugs of abuse.

Beck O; Rausberg L; Al-Saffar Y; Villen T; Karlsson L; Hansson T; Helander A
Article: CLINICA CHIMICA ACTA. 2014;431:15-18

Asymptomatic phosphomannose isomerase deficiency (MPI-CDG) initially mistaken for excessive alcohol consumption.

Helander A; Jaeken J; Matthijs G; Eggertsen G
Article: ALCOHOL AND ALCOHOLISM. 2014;49(1):55-59

Comparison of ethyl glucuronide and carbohydrate-deficient transferrin in different body fluids for post-mortem identification of alcohol use.

Rainio J; Ahola S; Kangastupa P; Kultti J; Tuomi H; Karhunen PJ; Helander A; Niemelä O
Article: MOLECULAR GENETICS AND METABOLISM. 2013;110(3):342-344

Dolichol kinase deficiency (DOLK-CDG) with a purely neurological presentation caused by a novel mutation.

Helander A; Stödberg T; Jaeken J; Matthijs G; Eriksson M; Eggertsen G
Article: ADDICTION. 2013;108(9):1579-1589

Comparative performance of biomarkers of alcohol consumption in a population sample of working-aged men in Russia: the Izhevsk Family Study.

McDonald H; Borinskya S; Kiryanov N; Gil A; Helander A; Leon DA
Article: SCANDINAVIAN JOURNAL OF CLINICAL & LABORATORY INVESTIGATION. 2013;73(5):400-406

Identification of novel psychoactive drug use in Sweden based on laboratory analysis--initial experiences from the STRIDA project.

Helander A; Beck O; Hägerkvist R; Hultén P
Article: ALCOHOL AND ALCOHOLISM. 2013;48(4):478-482

Effect of transferrin glycation on the use of carbohydrate-deficient transferrin as an alcohol biomarker.

Helander A; Kenan Modén N
Article: FORENSIC SCIENCE INTERNATIONAL. 2013;226(1-3):261-265

Immunoassay for ethyl glucuronide in vitreous humor: a new tool for postmortem diagnostics of alcohol use.

Rainio J; Kultti J; Kangastupa P; Tuomi H; Ahola S; Karhunen PJ; Helander A; Niemelä O
Article: LAKARTIDNINGEN. 2013;110(6):256-257

["You will only get answers to the questions you ask". New drugs require new testing procedures].

Helander A; Al-Saffar Y; Heidenfors C; Küttim C
Article: CLINICAL CHEMISTRY AND LABORATORY MEDICINE. 2013;51(5):991-996

Toward standardization of carbohydrate-deficient transferrin (CDT) measurements: III. Performance of native serum and serum spiked with disialotransferrin proves that harmonization of CDT assays is possible.

Weykamp C; Wielders JPM; Helander A; Anton RF; Bianchi V; Jeppsson J-O; Siebelder C; Whitfield JB; Schellenberg F; IFCC Working Group on Standardization of Carbohydr
Article: ADDICTION BIOLOGY. 2012;17(6):1057-1067

Low plasma antibodies specific for phosphatidylethanol in alcohol abusers and patients with alcoholic pancreatitis.

Nissinen AE; Laitinen LM; Kakko S; Helander A; Savolainen MJ; Hörkkö S
Journal article: LAKARTIDNINGEN. 2012;109(43-44):1954-1957

[Increased abuse of the Internet drug MDPV in Västmanland. Severe cases of poisoning have given health care major problems].

Lindeman E; Hultén P; Ström S; Enlund M; Al-Saffar Y; Helander A
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2012;36(10):1779-1786

Alcohol consumption among pregnant women in a Swedish sample and its effects on the newborn outcomes.

Comasco E; Hallberg G; Helander A; Oreland L; Sundelin-Wahlsten V
Article: ALCOHOL AND ALCOHOLISM. 2012;47(5):552-557

Monitoring of the alcohol biomarkers PEth, CDT and EtG/EtS in an outpatient treatment setting.

Helander A; Péter O; Zheng Y
Article: BMC PUBLIC HEALTH. 2012;12:146

Alcohol and premature death in Estonian men: a study of forensic autopsies using novel biomarkers and proxy informants.

Ringmets I; Tuusov J; Lang K; Väli M; Pärna K; Tõnisson M; Helander A; McKee M; Leon DA
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2012;36(2):332-341

The biometric measurement of alcohol consumption.

Snell LD; Ramchandani VA; Saba L; Herion D; Heilig M; George DT; Pridzun L; Helander A; Schwandt ML; Phillips MJ; Hoffman PL; Tabakoff B; WHO/ISBRA Study on State and Trait Markers of Alco
Journal article: LAKARTIDNINGEN. 2011;108(45):2312-2315

[STRIDA in the fight against il(legal) Internet drugs].

Helander A; Beck O; Hägerkvist R; Hultén P
Article: ALCOHOL AND ALCOHOLISM. 2011;46(5):553-557

Urinary ethyl glucuronide and ethyl sulfate testing for recent drinking in alcohol-dependent outpatients treated with acamprosate or placebo.

Dahl H; Hammarberg A; Franck J; Helander A
Article: CLINICA CHIMICA ACTA. 2011;412(15-16):1428-1435

Method development for routine liquid chromatography-mass spectrometry measurement of the alcohol biomarker phosphatidylethanol (PEth) in blood.

Zheng Y; Beck O; Helander A
Article: LAKARTIDNINGEN. 2011;108(24-25):1311-1314

[Creatinine concentration in urine should be measured in drug testing. Guidelines for decision limits and interpretation are necessary--at any rate for legal rights].

Helander A; Ohlson M; Beck O; Hansson T; Kugelberg FC; Kronstrand R
Article: LAKARTIDNINGEN. 2011;108(18):964-965

[Alcohol-related problems in connection with overweight surgery].

Helander A; Lunner K; Leifman A; Borg S
Article: ALCOHOL AND ALCOHOLISM. 2011;46(3):278-282

Urinary ethyl glucuronide and ethyl sulfate testing for detection of recent drinking in an outpatient treatment program for alcohol and drug dependence.

Dahl H; Voltaire Carlsson A; Hillgren K; Helander A
Article: CLINICA CHIMICA ACTA. 2011;412(1-2):129-133

Changes in transferrin glycosylation during pregnancy may lead to false-positive carbohydrate-deficient transferrin (CDT) results in testing for riskful alcohol consumption.

Kenan N; Larsson A; Axelsson O; Helander A
Article: CLINICA CHIMICA ACTA. 2010;411(23-24):1945-1950

Importance of HPLC confirmation of problematic carbohydrate-deficient transferrin (CDT) results from a multicapillary electrophoresis routine method.

Kenan N; Husand S; Helander A
Article: CLINICAL CHEMISTRY AND LABORATORY MEDICINE. 2010;48(11):1585-1592

Toward standardization of carbohydrate-deficient transferrin (CDT) measurements: II. Performance of a laboratory network running the HPLC candidate reference measurement procedure and evaluation of a candidate reference material.

Helander A; Wielders JPM; Jeppsson J-O; Weykamp C; Siebelder C; Anton RF; Schellenberg F; Whitfield JB; IFCC Working Group on Standardization of Carbohydr
Article: RAPID COMMUNICATIONS IN MASS SPECTROMETRY. 2010;24(12):1737-1743

Comparison of analytical approaches for liquid chromatography/mass spectrometry determination of the alcohol biomarker ethyl glucuronide in urine.

Helander A; Kenan N; Beck O
Article: ALCOHOL AND ALCOHOLISM. 2010;45(3):252-257

Screening and brief intervention for risky alcohol consumption in the workplace: results of a 1-year randomized controlled study.

Hermansson U; Helander A; Brandt L; Huss A; Rönnberg S
Article: LAKARTIDNINGEN. 2010;107(3):110-112

[Determination of alcohol in exhaled breath may give wrong values. Warning for unspecific testing with some instruments].

Helander A; Walther RI; Jones AW
Article: JOURNAL OF ANALYTICAL TOXICOLOGY. 2009;33(9):604-609

Bioanalytical investigation of asarone in connection with Acorus calamus oil intoxications.

Björnstad K; Helander A; Hultén P; Beck O
Article: FORENSIC SCIENCE INTERNATIONAL. 2009;189(1-3):e45-e47

Unreliable alcohol testing in a shipping safety programme.

Helander A; Hagelberg CA; Beck O; Petrini B
Article: CLINICAL CHEMISTRY. 2009;55(7):1395-1405

Molecular species of the alcohol biomarker phosphatidylethanol in human blood measured by LC-MS.

Helander A; Zheng Y
Article: CLINICAL TOXICOLOGY. 2009;47(6):566-572

Bioanalytical and clinical evaluation of 103 suspected cases of intoxications with psychoactive plant materials.

Björnstad K; Hultén P; Beck O; Helander A
Article: JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES. 2009;877(11-12):1162-1168

A multi-component LC-MS/MS method for detection of ten plant-derived psychoactive substances in urine.

Björnstad K; Beck O; Helander A
Article: ALCOHOL AND ALCOHOLISM. 2009;44(1):55-61

Detection times for urinary ethyl glucuronide and ethyl sulfate in heavy drinkers during alcohol detoxification.

Helander A; Böttcher M; Fehr C; Dahmen N; Beck O
Article: ACTA BIOQUIMICA CLINICA LATINOAMERICANA. 2009;43(1):105-110

Towards a standardization of deficient transferrin measurements carbohydrate (TDH), vol 1, Analyte definition and proposal of a reference method

Jeppsson J-O; Arndt T; Schellenberg F; Wielders JPM; Anton RF; Whitfield JB; Helander A
Article: JOURNAL OF ANALYTICAL TOXICOLOGY. 2008;32(9):778-781

Solid-phase extraction procedure for ethyl glucuronide in urine.

Zheng Y; Helander A
Article: NUTRITION METABOLISM AND CARDIOVASCULAR DISEASES. 2008;18(8):539-544

Moderate alcohol consumption and lipoprotein-associated phospholipase A2 activity.

Beulens JWJ; van den Berg R; Kok FJ; Helander A; Vermunt SHF; Hendriks HFJ
Article: CLINICA CHIMICA ACTA. 2008;395(1-2):142-145

HPLC and mass spectrometric characterization of a candidate reference material for the alcohol biomarker carbohydrate-deficient transferrin (CDT).

Oberrauch W; Bergman A-C; Helander A
Article: ALCOHOL AND ALCOHOLISM. 2008;43(4):431-435

Value of ethyl glucuronide in plasma as a biomarker for recent alcohol consumption in the emergency room.

Neumann T; Helander A; Dahl H; Holzmann T; Neuner B; Weiss-Gerlach E; Müller C; Spies C
Article: ALCOHOL AND ALCOHOLISM. 2008;43(4):436-441

Clinical characteristics of carbohydrate-deficient transferrin (%disialotransferrin) measured by HPLC: sensitivity, specificity, gender effects, and relationship with other alcohol biomarkers.

Bergström JP; Helander A
Article: JOURNAL OF ANALYTICAL TOXICOLOGY. 2008;32(3):227-231

Development and clinical application of an LC-MS-MS method for mescaline in urine.

Björnstad K; Helander A; Beck O
Article: ALCOHOL AND ALCOHOLISM. 2008;43(2):187-191

Comparison between the urinary alcohol markers EtG, EtS, and GTOL/5-HIAA in a controlled drinking experiment.

Høiseth G; Bernard JP; Stephanson N; Normann PT; Christophersen AS; Mørland J; Helander A
Article: CLINICA CHIMICA ACTA. 2008;389(1-2):164-166

HPLC evaluation of clinical and pharmacological factors reported to cause false-positive carbohydrate-deficient transferrin (CDT) levels.

Bergström JP; Helander A
Article: CLINICA CHIMICA ACTA. 2008;388(1-2):59-67

Influence of alcohol use, ethnicity, age, gender, BMI and smoking on the serum transferrin glycoform pattern: implications for use of carbohydrate-deficient transferrin (CDT) as alcohol biomarker.

Bergström JP; Helander A
Article: CLINICAL CHEMISTRY AND LABORATORY MEDICINE. 2008;46(12):1759-1762

Determination of carbohydrate-deficient transferrin (CDT) in Italy.

Bianchi V; Arfini C; Helander A
Article: WORK-A JOURNAL OF PREVENTION ASSESSMENT & REHABILITATION. 2008;31(2):167-180

A comprehensive workplace intervention and its outcome with regard to lifestyle, health and sick leave: the AHA study.

Bergström G; Björklund C; Fried I; Lisspers J; Nathell L; Hermansson U; Helander A; Bodin L; Jensen IB
Article: ALCOHOL AND ALCOHOLISM. 2008;43(1):46-48

Evaluation of a new immunoassay for urinary ethyl glucuronide testing.

Böttcher M; Beck O; Helander A
Article: FORENSIC SCIENCE INTERNATIONAL. 2007;172(2-3):119-124

A pharmacokinetic study of ethyl glucuronide in blood and urine: applications to forensic toxicology.

Høiseth G; Bernard JP; Karinen R; Johnsen L; Helander A; Christophersen AS; Mørland J
Article: CLINICAL CHEMISTRY. 2007;53(10):1855-1857

Postcollection synthesis of ethyl glucuronide by bacteria in urine may cause false identification of alcohol consumption.

Helander A; Olsson I; Dahl H
Journal article: LAKARTIDNINGEN. 2007;104(35):2450

[Final reply: the level of ethanol in Metadon DnE can surely be a problem].

Helander A; Heidenfors C; Dovallius U
Article: LAKARTIDNINGEN. 2007;104(32-33):2217-2218

[Positive alcohol breath test following methadone solution].

Helander A; Heidenfors C; Dovallius U
Article: JOURNAL OF MASS SPECTROMETRY. 2007;42(7):940-949

Alcohol biomarker analysis: simultaneous determination of 5-hydroxytryptophol glucuronide and 5-hydroxyindoleacetic acid by direct injection of urine using ultra-performance liquid chromatography-tandem mass spectrometry.

Stephanson N; Helander A; Beck O
Article: ALCOHOL AND ALCOHOLISM. 2007;42(4):321-325

Biomarkers to disclose recent intake of alcohol: potential of 5-hydroxytryptophol glucuronide testing using new direct UPLC-tandem MS and ELISA methods.

Beck O; Stephanson N; Böttcher M; Dahmen N; Fehr C; Helander A
Article: DIABETOLOGIA. 2007;50(7):1388-1392

The effect of moderate alcohol consumption on adiponectin oligomers and muscle oxidative capacity: a human intervention study.

Beulens JWJ; van Loon LJC; Kok FJ; Pelsers M; Bobbert T; Spranger J; Helander A; Hendriks HFJ
Article: CLINICAL CHEMISTRY. 2007;53(6):1115-1121

Development and multicenter evaluation of the N latex CDT direct immunonephelometric assay for serum carbohydrate-deficient transferrin.

Delanghe JR; Helander A; Wielders JPM; Pekelharing JM; Roth HJ; Schellenberg F; Born C; Yagmur E; Gentzer W; Althaus H
Article: LIVER TRANSPLANTATION. 2007;13(5):757-761

Urinary ethyl glucuronide testing detects alcohol consumption in alcoholic liver disease patients awaiting liver transplantation.

Erim Y; Böttcher M; Dahmen U; Beck O; Broelsch CE; Helander A
Article: CLINICAL CHEMISTRY AND LABORATORY MEDICINE. 2007;45(4):558-562

Toward standardization of carbohydrate-deficient transferrin (CDT) measurements: I. Analyte definition and proposal of a candidate reference method.

Jeppsson J-O; Arndt T; Schellenberg F; Wielders JPM; Anton RF; Whitfield JB; Helander A; International Federation of Clinical Chemistry and
Article: DRUG AND ALCOHOL REVIEW. 2007;26(1):55-63

Problem drinking in relation to treatment outcome among opiate addicts in methadone maintenance treatment.

Stenbacka M; Beck O; Leifman A; Romelsjö A; Helander A
Article: CLINICA CHIMICA ACTA. 2006;371(1-2):187-190

Determination of carbohydrate-deficient transferrin in human serum using the Bio-Rad %CDT by HPLC test.

Helander A; Bergström JP
Article: BIOLOGICAL PSYCHOLOGY. 2006;73(2):165-168

The relationship between whole-blood serotonin and subjective mood in apparently healthy postmenopausal women.

Duffy ME; Stewart-Knox BJ; McConville C; Bradbury I; O'Connor J; Helander A; Strain JJ
Journal article: ZEITSCHRIFT FUR GASTROENTEROLOGIE. 2006;44(08)

Bei Patienten auf der Lebertransplantationswarteliste deckt Ätylglucuronide Alkoholkonsum auf, der mit marktüblichen Markern nicht bestimmt werden kann

Erim Y; Dahmen U; Helander A; Beck O; Böttcher M; Schlaak J; Gerken G; Broelsch C; Senf W
Article: BIOLOGICAL PSYCHOLOGY. 2006;71(2):171-174

Associations between whole-blood serotonin and subjective mood in healthy male volunteers.

Williams E; Stewart-Knox B; Helander A; McConville C; Bradbury I; Rowland I
Article: ADDICTION. 2005;100(11):1680-1689

The effects of self-administered alcohol-induced 'hangover' in a naturalistic setting on psychomotor and cognitive performance and subjective state.

Finnigan F; Schulze D; Smallwood J; Helander A
Article: BRITISH JOURNAL OF NUTRITION. 2005;94(4):602-608

Effect of folic acid supplementation on mood and serotonin response in healthy males.

Williams E; Stewart-Knox B; Bradbury I; Rowland I; Pentieva K; Helander A; McNulty H
Article: ACTA ANAESTHESIOLOGICA SCANDINAVICA. 2005;49(9):1346-1354

Blood-borne factors possibly associated with post-operative nausea and vomiting: an explorative study in women after breast cancer surgery.

Oddby-Muhrbeck E; Eksborg S; Helander A; Bjellerup P; Lindahl S; Lönnqvist P
Article: CLINICAL CHEMISTRY. 2005;51(9):1728-1730

Urinary tract infection: a risk factor for false-negative urinary ethyl glucuronide but not ethyl sulfate in the detection of recent alcohol consumption.

Helander A; Dahl H
Article: CLINICAL CHEMISTRY. 2005;51(8):1528-1531

Comparison of HPLC and capillary electrophoresis for confirmatory testing of the alcohol misuse marker carbohydrate-deficient transferrin.

Helander A; Wielders JPM; Te Stroet R; Bergström JP
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2005;29(6):1090-1097

Bench to bedside: Mechanisms and consequences of alcohol-altered host defenses

Sisson JH; Wyatt TA; Guidot DM; Bagby GJ; Helander A; Tonnesen H; Spies CD
Article: JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES. 2005;816(1-2):107-112

Determination of urinary 5-hydroxytryptophol glucuronide by liquid chromatography-mass spectrometry.

Stephanson N; Dahl H; Helander A; Beck O
Article: OCCUPATIONAL MEDICINE-OXFORD. 2003;53(8):518-526

Screening for high-risk and elevated alcohol consumption in day and shift workers by use of the AUDIT and CDT.

Hermansson U; Knutsson A; Brandt L; Huss A; Rönnberg S; Helander A
Article: CLINICAL CHEMISTRY. 2003;49(11):1881-1890

Improved HPLC method for carbohydrate-deficient transferrin in serum.

Helander A; Husa A; Jeppsson J-O
Article: ALCOHOL AND ALCOHOLISM. 2003;38(4):347-351

Urinary ethyl glucuronide and 5-hydroxytryptophol levels during repeated ethanol ingestion in healthy human subjects.

Sarkola T; Dahl H; Eriksson CJP; Helander A
Article: ALCOHOL AND ALCOHOLISM. 2003;38(3):270-275

Multicentre evaluation of a new assay for determination of carbohydrate-deficient transferrin.

Schwarz MJ; Domke I; Helander A; Janssens PMW; Van Pelt J; Springer B; Ackenheil M; Bernhardt K; Weigl G; Soyka M
Article: JOURNAL OF NEURAL TRANSMISSION, SUPPLEMENT. 2003;(66):15-32

Biological markers in alcoholism.

Helander A
Article: LIFE SCIENCES. 2002;71(20):2341-2349

Urinary excretion patterns of 5-hydroxyindole-3-acetic acid and 5-hydroxytryptophol in various animal species: implications for studies on serotonin metabolism and turnover rate.

Some M; Helander A
Article: LAKARTIDNINGEN. 2002;99(40):3950-3954

[5-HTOL--a new biochemical alcohol marker with forensic applications].

Helander A; Jones AW
Article: THERAPEUTIC DRUG MONITORING. 2002;24(5):645-651

Direct quantification of ethyl glucuronide in clinical urine samples by liquid chromatography-mass spectrometry.

Stephanson N; Dahl H; Helander A; Beck O
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2002;26(7):1097-1104

The effect of total body water on the relationship between alcohol consumption and carbohydrate-deficient transferrin.

Martinez LD; Barón AE; Helander A; Conigrave KM; Tabakoff B; WHO/ISBRA Collaborative Study on State and Trait M
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2002;26(7):1070-1077

Laboratory tests for acute alcohol consumption: results of the WHO/ISBRA Study on State and Trait Markers of Alcohol Use and Dependence.

Helander A; Eriksson CJP; WHO/ISBRA Study on State and Trait Markers ofAlcoh
Article: ALCOHOL AND ALCOHOLISM. 2002;37(3):209-212

Multicentre validation study of instrument applications for %CDT, an immunoassay for quantification of carbohydrate-deficient transferrin in serum.

Helander A
Article: JOURNAL OF ANALYTICAL TOXICOLOGY. 2002;26(4):201-204

Comparison of urinary excretion characteristics of ethanol and ethyl glucuronide.

Dahl H; Stephanson N; Beck O; Helander A
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2002;26(3):332-339

CDT, GGT, and AST as markers of alcohol use: the WHO/ISBRA collaborative project.

Conigrave KM; Degenhardt LJ; Whitfield JB; Saunders JB; Helander A; Tabakoff B; WHO/ISBRA Study Group
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2002;26(1):28-35

The Alcohol Use Disorders Identification Test and carbohydrate-deficient transferrin in alcohol-related sickness absence.

Hermansson U; Helander A; Brandt L; Huss A; Rönnberg S
Article: ALCOHOL AND ALCOHOLISM. 2001;36(5):406-412

Study of Axis-Shield new %CDT immunoassay for quantification of carbohydrate-deficient transferrin (CDT) in serum.

Helander A; Fors M; Zakrisson B
Article: CLINICAL CHEMISTRY. 2001;47(7):1225-1233

Interference of transferrin isoform types with carbohydrate-deficient transferrin quantification in the identification of alcohol abuse.

Helander A; Eriksson G; Stibler H; Jeppsson JO
Article: BRITISH JOURNAL OF NUTRITION. 2001;85(5):621-627

Comparison of self-reported alcohol intake with the urinary excretion of 5-hydroxytryptophol:5-hydroxyindole-3-acetic acid, a biomarker of recent alcohol intake.

Kroke A; Klipstein-Grobusch K; Hoffmann K; Terbeck I; Boeing H; Helander A
Journal article: LAKARTIDNINGEN. 2001;98(7):677-683

[CDT a valuable marker of overconsumption of alcohol. Guidelines for its use in connection with automobile driver examination].

Bjerre B; Borg S; Helander A; Jeppsson JO; Johnson G; Karlsson G
Article: JOURNAL OF FORENSIC AND LEGAL MEDICINE. 2000;7(3):144-146

Misleading results of ethanol analysis in urine specimens from rape victims suffering from diabetes.

Jones AW; Eklund A; Helander A
Article: LIFE SCIENCES. 2000;67(7):799-806

Dietary serotonin and alcohol combined may provoke adverse physiological symptoms due to 5-hydroxytryptophol.

Helander A; Some M
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2000;24(6):810-821

Platelet adenylyl cyclase activity as a trait marker of alcohol dependence. WHO/ISBRA Collaborative Study Investigators. International Society for Biomedical Research on Alcoholism.

Menninger JA; Barón AE; Conigrave KM; Whitfield JB; Saunders JB; Helander A; Eriksson CJ; Grant B; Hoffman PL; Tabakoff B
Article: BIOCHEMICAL PHARMACOLOGY. 2000;59(4):385-391

Studies on the interaction between ethanol and serotonin metabolism in rat, using deuterated ethanol and 4-methylpyrazole.

Some M; Svensson S; Höög JO; Helander A
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2000;24(2):180-187

The Alcohol Use Disorders Identification Test (AUDIT) and carbohydrate-deficient transferrin (CDT) in a routine workplace health examination.

Hermansson U; Helander A; Huss A; Brandt L; Rönnberg S
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1999;23(12):1921-1926

Time course and reproducibility of urinary excretion profiles of ethanol, methanol, and the ratio of serotonin metabolites after intravenous infusion of ethanol.

Jones AW; Helander A
Article: JOURNAL OF ANALYTICAL TOXICOLOGY. 1999;23(5):333-336

Storage of specimens at 4 degrees C or addition of sodium fluoride (1%) prevents formation of ethanol in urine inoculated with Candida albicans.

Jones AW; Hylén L; Svensson E; Helander A
Article: DRUG AND ALCOHOL DEPENDENCE. 1999;56(1):33-38

Comparison of urinary 5-hydroxytryptophol, breath ethanol, and self-report for detection of recent alcohol use during outpatient treatment: a study on methadone patients.

Helander A; von Wachenfeldt J; Hiltunen A; Beck O; Liljeberg P; Borg S
Article: FEBS JOURNAL. 1999;262(2):324-329

Activities of human alcohol dehydrogenases in the metabolic pathways of ethanol and serotonin.

Svensson S; Some M; Lundsjö A; Helander A; Cronholm T; Höög JO
Article: MOLECULAR PHARMACOLOGY. 1999;55(2):223-233

Autoantibodies against cytochromes P-4502E1 and P-4503A in alcoholics.

Lytton SD; Helander A; Zhang-Gouillon ZQ; Stokkeland K; Bordone R; Aricò S; Albano E; French SW; Ingelman-Sundberg M
Article: ALCOHOL. 1999;17(1):19-27

The urinary ratio of 5-hydroxytryptophol to 5-hydroxyindole-3-acetic acid in surgical patients with chronic alcohol misuse.

Spies CD; Herpell J; Beck O; Müller C; Pragst F; Borg S; Helander A
Article: CLINICAL CHEMISTRY. 1998;44(10):2120-2125

Intra- and interindividual variability of carbohydrate-deficient transferrin, gamma-glutamyltransferase, and mean corpuscular volume in teetotalers.

Helander A; Vabö E; Levin K; Borg S
Article: ALCOHOL AND ALCOHOLISM. 1998;33(4):431-438

Urinary excretion of methanol and 5-hydroxytryptophol as biochemical markers of recent drinking in the hangover state.

Bendtsen P; Jones AW; Helander A
Article: FORENSIC SCIENCE INTERNATIONAL. 1998;93(2-3):127-134

Changes in the concentrations of ethanol, methanol and metabolites of serotonin in two successive urinary voids from drinking drivers.

Jones AW; Helander A
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1998;22(1):111-114

Monitoring relapse drinking during disulfiram therapy by assay of urinary 5-hydroxytryptophol.

Helander A
Article: JOURNAL OF ANALYTICAL TOXICOLOGY. 1998;22(1):45-49

Presence of phenylethylamine in hallucinogenic Psilocybe mushroom: possible role in adverse reactions.

Beck O; Helander A; Karlson-Stiber C; Stephansson N
Article: BASIC & CLINICAL PHARMACOLOGY & TOXICOLOGY. 1997;80(4):187-190

Elevated brain 5-hydroxytryptophol levels in experimental portal-systemic encephalopathy.

Bergqvist PB; Some M; Apelqvist G; Helander A; Bengtsson F
Article: ALCOHOL AND ALCOHOLISM. 1997;32(2):133-144

Biochemical markers of alcohol use and abuse: experiences from the Pilot Study of the WHO/ISBRA Collaborative Project on state and trait markers of alcohol. International Society for Biomedical Research on Alcoholism.

Helander A; Tabakoff B
Article: LIFE SCIENCES. 1997;61(5):577-583

Acute interaction between ethanol and serotonin metabolism in the rat.

Some M; Beck O; Helander A
Article: AVIATION SPACE AND ENVIRONMENTAL MEDICINE. 1997;68(1):30-34

Urinary 5-hydroxytryptophol following acute ethanol consumption: clinical evaluation and potential aviation applications.

Hagan RL; Helander A
Journal article: CRITICAL CARE. 1997;1(Suppl 1):p134

The urinary ratio of 5-hydroxytryptophol and 5-hydroxyindole-3-acetic acid in patients with chronic alcohol misuse

Spies C; Herpell J; Beck O; Neumann T; Müller C; Rommelspacher H; Pragst F; Borg S; Schaffartzik W; Helander A
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1996;20(7):1202-1205

Carbohydrate-deficient transferrin and gamma-glutamyl transferase levels during disulfiram therapy.

Helander A; Carlsson S
Article: CLINICAL CHEMISTRY. 1996;42(4):618-624

Laboratory testing for recent alcohol consumption: comparison of ethanol, methanol, and 5-hydroxytryptophol.

Helander A; Beck O; Jones AW
Article: ALCOHOL AND ALCOHOLISM. 1996;31(1):101-107

Longitudinal comparison of carbohydrate-deficient transferrin and gamma-glutamyl transferase: complementary markers of excessive alcohol consumption.

Helander A; Carlsson AV; Borg S
Article: PROSTAGLANDINS. 1995;50(5-6):287-299

Kinetic and structural evidence for the identification of 11-hydroxythromboxane B2 dehydrogenase as cytosolic aldehyde dehydrogenase.

Fylling AC; Westlund P; Helander A
Article: BASIC & CLINICAL PHARMACOLOGY & TOXICOLOGY. 1995;77(5):323-326

Changes in serotonin metabolism during treatment with the aldehyde dehydrogenase inhibitors disulfiram and cyanamide.

Beck O; Helander A; Carlsson S; Borg S
Article: ALCOHOL. 1995;12(5):413-415

Effects of benzodiazepines on aldehyde dehydrogenase activity.

Helander A; Burénius T
Article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1995;19(4):961-963

Detection of relapses in alcohol-dependent patients using carbohydrate-deficient transferrin: improvement with individualized reference levels during long-term monitoring.

Borg S; Helander A; Voltaire Carlsson A; Högström Brandt AM
Article: JOURNAL OF FORENSIC SCIENCES. 1995;40(1):95-98

Distinguishing ingested ethanol from microbial formation by analysis of urinary 5-hydroxytryptophol and 5-hydroxyindoleacetic acid.

Helander A; Beck O; Jones AW
Article: LIFE SCIENCES. 1995;56(18):1529-1534

5-Hydroxytryptophol conjugation in man: influence of alcohol consumption and altered serotonin turnover.

Helander A; Beck O; Boysen L
Journal article: ALCOHOL AND ALCOHOLISM (OXFORD, OXFORDSHIRE). SUPPLEMENT. 1994;29(2):109

NEUROBIOLOGY AND PHARMACOTHERAPY OF ALCOHOLISM JOINT EAST-WEST ESBRA MEETING

HELANDER A
Journal article: ALCOHOL AND ALCOHOLISM (OXFORD, OXFORDSHIRE). SUPPLEMENT. 1994;2:497-502

The use of 5-hydroxytryptophol as an alcohol intake marker.

Helander A; Beck O; Borg S
Journal article: ALCOHOL AND ALCOHOLISM (OXFORD, OXFORDSHIRE). SUPPLEMENT. 1994;2:493-496

Detection of relapses in alcohol dependent patients using serum carbohydrate deficient transferrin: improvement with individualized reference levels.

Borg S; Carlsson AV; Helander A; Brandt AM; Beck O; Stibler H
Journal article: LIFE SCIENCES. 1994;55(5):359-366

Influence of genetic variation in alcohol and aldehyde dehydrogenase on serotonin metabolism.

Helander A; Walzer C; Beck O; Balant L; Borg S; von Wartburg JP
Journal article: BIOCHEMICAL PHARMACOLOGY. 1993;46(12):2135-2138

Inhibition of aldehyde dehydrogenases by methylene blue.

Helander A; Cronholm T; Tottmar O
Journal article: ALCOHOL AND ALCOHOLISM. 1993;28(4):461-468

Distribution of acetaldehyde in human blood: effects of ethanol and treatment with disulfiram.

Helander A; Löwenmo C; Johansson M
Journal article: ALCOHOL AND ALCOHOLISM. 1993;28(2):135-145

Aldehyde dehydrogenase in blood: distribution, characteristics and possible use as marker of alcohol misuse.

Helander A
Journal article: LIFE SCIENCES. 1993;53(10):847-855

Time course of ethanol-induced changes in serotonin metabolism.

Helander A; Beck O; Jacobsson G; Löwenmo C; Wikström T
Journal article: LANCET. 1992;340(8828):1159

Urinary 5HTOL/5HIAA as biochemical marker of postmortem ethanol synthesis.

Helander A; Beck O; Jones AW
Journal article: BIOCHIMICA ET BIOPHYSICA ACTA: INTERNATIONAL JOURNAL OF BIOCHEMISTRY AND BIOPHYSICS. 1992;1136(3):259-264

Mechanisms for plasma-mediated activation of human blood cell aldehyde dehydrogenase.

Helander A; Gogoll A
Journal article: JOURNAL OF CHROMATOGRAPHY - BIOMEDICAL APPLICATIONS. 1992;579(2):340-345

Determination of urinary 5-hydroxytryptophol by high-performance liquid chromatography with electrochemical detection.

Helander A; Beck O; Borg S
Journal article: LIFE SCIENCES. 1992;50(17):1207-1213

Urinary excretion of 5-hydroxyindole-3-acetic acid and 5-hydroxytryptophol after oral loading with serotonin.

Helander A; Wikström T; Löwenmo C; Jacobsson G; Beck O
Journal article: MUTATION RESEARCH-FUNDAMENTAL AND MOLECULAR MECHANISMS OF MUTAGENESIS. 1991;264(3):103-107

Increased frequency of acetaldehyde-induced sister-chromatid exchanges in human lymphocytes treated with an aldehyde dehydrogenase inhibitor.

Helander A; Lindahl-Kiessling K
Journal article: ANALYTICAL BIOCHEMISTRY. 1991;196(1):170-173

Determination of urinary 5-hydroxyindole-3-acetic acid by high-performance liquid chromatography with electrochemical detection and direct sample injection.

Helander A; Beck O; Wennberg M; Wikström T; Jacobsson G
Journal article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1991;15(1):1-6

Comparison of blood aldehyde dehydrogenase activities in moist snuff users, cigarette smokers and nontobacco users.

Helander A; Curvall M
Journal article: LIFE SCIENCES. 1991;49(25):1901-1905

Inhibition of human blood aldehyde dehydrogenase activity by cigarette-smoke condensate.

Helander A; Löwenmo C; Wikström T; Curvall M
Journal article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1990;14(1):48-52

Use of leukocyte aldehyde dehydrogenase activity to monitor inhibitory effect of disulfiram treatment.

Helander A; Carlsson S
Journal article: JOURNAL OF MEDICINAL CHEMISTRY. 1989;32(10):2311-2318

(R)- and (S)-5,6,7,8-tetrahydro-1-hydroxy-N,N-dipropyl-9H-benzocyclohepten- 8-ylamine. Stereoselective interactions with 5-HT1A receptors in the brain.

Liu Y; Mellin C; Björk L; Svensson B; Csöregh I; Helander A; Kenne L; Andén NE; Hacksell U
Journal article: BIOCHEMICAL PHARMACOLOGY. 1989;38(13):2195-2198

Inhibition of human erythrocyte and leukocyte aldehyde dehydrogenase activities by diethylthiocarbamic acid methyl ester. An in vivo metabolite of disulfiram.

Helander A; Johansson B
Journal article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1989;13(1):144-145

Reduced blood aldehyde dehydrogenase activity in smokers.

Helander A
Journal article: COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY -- PART B: BIOCHEMISTRY AND. 1989;94(3):461-464

Aldehyde dehydrogenase activity in blood from various vertebrates.

Helander A
Journal article: ALCOHOL. 1989;6(1):71-75

Reactions of biogenic aldehydes with hemoglobin.

Helander A; Tottmar O
Journal article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1988;12(5):643-646

Effect of acute ethanol administration on human blood aldehyde dehydrogenase activity.

Helander A; Tottmar O
Journal article: BASIC & CLINICAL PHARMACOLOGY & TOXICOLOGY. 1988;63(4):262-265

Effects of disulfiram, cyanamide and 1-aminocyclopropanol on the aldehyde dehydrogenase activity in human erythrocytes and leukocytes.

Helander A; Tottmar O
Journal article: BIOCHEMICAL PHARMACOLOGY. 1988;37(17):3360-3363

Effects of disulfiram therapy on aldehyde dehydrogenase activity in human leukocytes and erythrocytes.

Helander A; Carlsson S; Tottmar O
Journal article: BIOCHEMICAL PHARMACOLOGY. 1987;36(22):3981-3985

Effects of ethanol, acetaldehyde and disulfiram on the metabolism of biogenic aldehydes in isolated human blood cells and platelets.

Helander A; Tottmar O
Journal article: DIABETES RES. 1987;6(2):91-94

Aldehyde dehydrogenase activity and vascular disease in type II diabetes--a comparison between 2 different assays for activity.

Ohlin H; Helander A; Tottmar O; Jerntorp P; Almér LO
Journal article: BIOCHEMICAL PHARMACOLOGY. 1987;36(7):1077-1082

Metabolism of biogenic aldehydes in isolated human blood cells, platelets and in plasma.

Helander A; Tottmar O
Journal article: ALCOHOL. 1987;4(2):121-125

Assay of human blood aldehyde dehydrogenase activity by high-performance liquid chromatography.

Helander A; Tottmar O
Journal article: ALCOHOL AND ALCOHOLISM (OXFORD, OXFORDSHIRE). SUPPLEMENT. 1987;1:193-197

Metabolism of biogenic aldehydes in human blood: effects of ethanol, acetaldehyde and disulfiram.

Helander A; Tottmar O
Journal article: JOURNAL OF CHEMICAL ECOLOGY. 1986;12(10):1987-1998

Food search behavior in arctic charr,Salvelinus alpinus (L.), induced by food extracts and amino acids.

Olsén KH; Karlsson L; Helander A
Journal article: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 1986;10(1):71-76

Cellular distribution and properties of human blood aldehyde dehydrogenase.

Helander A; Tottmar O
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All other publications

Letter: DRUG TESTING AND ANALYSIS. 2023;15(7):791-792

Comment on the upper cutoff level for the alcohol biomarker phosphatidylethanol (PEth) for the assessment of alcohol consumption in forensic practice.

Musshoff F; Böttcher M; Graw M; Skopp G; Neumann J; Høiseth G; Helander A
Conference publication: CLINICAL TOXICOLOGY. 2023;61:67

Antidotal effect of olanzapine in serotonin toxicity caused by a suicidal 3,4-methylenedioxymethamphetamine (MDMA) overdose

Lindeman E; Ottosson L; Helander A
Other: LAKARTIDNINGEN. 2019;116:FSSW

[Analytical investigation of a suspected case of drug-facilitated crime].

Helander A; Rylski A
Letter: CLINICAL TOXICOLOGY. 2019;57(5):372-374

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

Franzén L; Beck O; Helander A
Review: CLINICAL CHEMISTRY. 2019;65(2):242-253

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
Conference publication: CLINICAL TOXICOLOGY. 2018;56(6):462

An analytically confirmed non-fatal intoxication by the ultra-potent fentanyl analogue carfentanil in Sweden

Franzen L; Beck O; Helander A
Conference publication: CLINICAL TOXICOLOGY. 2018;56(6):502

Clinical characteristics of new designer benzodiazepines: intoxication cases from the Swedish STRIDA project

Backberg M; Bergstrand MP; Franzen L; Beck O; Helander A
Letter: BRITISH JOURNAL OF DERMATOLOGY. 2017;177(2):595

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

Helander A; Bradley M; Lapins J; all authors
Letter: BRITISH JOURNAL OF DERMATOLOGY. 2017;177(2):582-583

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

Helander A; Bradley M; Lapins J; all authors
Book chapter: DETECTION OF DRUG MISUSE: BIOMARKERS, ANALYTICAL ADVANCES AND INTERPRETATION. 2017;p. 83-99

Detection of Misused Drugs: Natural and Synthetic Cathinones

Helander A
Conference publication: CLINICAL TOXICOLOGY. 2017;55(5):440

Acute intoxication involving the new psychoactive substance alpha-pyrrolidinobutiophenone (α-PBP): results from the Swedish STRIDA project

Franzen L; Beck O; Helander A; Backberg M
Conference publication: CLINICAL TOXICOLOGY. 2017;55(5):417

Emergence of fentanyls on the Swedish novel psychoactive substance market: analytically confirmed intoxications from the STRIDA project

Backberg M; Johansson N; Beck O; Helander A
Book chapter: HANDBOOK OF CANNABIS AND RELATED PATHOLOGIES. 2017;p. 839-847

Chapter 87 Synthetic Cannabinoid Receptor Agonists (Spice) as New Recreational Psychoactive Substances

Helander A
Letter: LAKARTIDNINGEN. 2016;113:D93H

[The influx of deadly internet drugs continue].

Helander A
Conference publication: CLINICAL TOXICOLOGY. 2016;54(4):378-379

Intoxications involving 3-fluorophenmetrazine (3-FPM): Results from the STRIDA project

Westerbergh J; Backberg M; Beck O; Helander A
Conference publication: TOXICOLOGY LETTERS. 2015;238(2):S160

MDPV intoxications over a five-year period: Results from the Swedish STRIDA project

Franzen L; Backberg M; Beck O; Helander A
Conference publication: TOXICOLOGY LETTERS. 2015;238(2):S5

New psychoactive substances: Data from the STRIDA project

Bockberg M; Beck O; Helander A
Review: LAKARTIDNINGEN. 2015;112:DLHH

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

Hansson T; Helander A; Beck O; Elmgren A; Kugelberg F; Kronstrand R
Letter: CLINICAL CHEMISTRY. 2015;61(7):991-993

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

Helander A; Ullah S; Beck O
Conference publication: JOURNAL OF INVESTIGATIVE DERMATOLOGY. 2015;135:S5

Alcohol and psoriasis-the role of signalling neuromediators

Zou L; Lonne-Rahm S-B; Helander A; Stokkeland K; Franck J; Nordlind K
Conference publication: JOURNAL OF INVESTIGATIVE DERMATOLOGY. 2015;135:S41

Alcohol Consumption and Psoriasis Severity- a Prospective Study in Sweden

Zou L; Bircan E; Helander A; Stokkeland K; Franck J; Nordlind K
Conference publication: CLINICAL TOXICOLOGY. 2015;53(4):357-358

Do users of new psychoactive substances take what they think they take? An overview of drug product contents analysed within the Swedish STRIDA project

Backberg M; Lindeman E; Beck O; Jonsson K-H; Helander A
Published conference paper: FORENSIC SCIENCE INTERNATIONAL. 2014;243:23-29

Detection of new psychoactive substance use among emergency room patients: results from the Swedish STRIDA project.

Helander A; Bäckberg M; Hultén P; Al-Saffar Y; Beck O
Conference publication: JOURNAL OF INVESTIGATIVE DERMATOLOGY. 2014;134:S31

Alcohol intake, as measured by phosphatidylethanol in blood and the Lifetime Drinking History questionnaire, is correlated with extent of psoriasis.

Zou L; Lonne-Rahm S; Helander A; Stokkeland K; Franck J; Nordlind K
Letter: LAKARTIDNINGEN. 2013;110(39-40):1747-1748

[National harmonization of the alcohol biomarker PEth].

Helander A; Hansson T
Conference publication: INTERNATIONAL JOURNAL OF MOLECULAR MEDICINE. 2013;32:S37

Alcohol and psoriasis- a possible role for tachykinins

Nordlind K; Zou L; Lonne-Rahm S-B; Helander A; Stokkeland K; Franck J
Conference publication: THERAPEUTIC DRUG MONITORING. 2013;35(5):707

New Analysis Method for Phosphatidylethanol 16:0/18:1 From Whole Blood by UPLC-MS/MS

Shafaati M; Hedman E; Helander A; Beck O
Conference publication: CLINICAL TOXICOLOGY. 2013;51(4):257

The impact of an MDPV-epidemic on a medium sized Swedish city

Lindeman E; Hulten P; Carlvik B; Strom S; Enlund M; Al-Saffar Y; Helander A
Conference publication: CLINICAL TOXICOLOGY. 2013;51(4):256-257

Trends in intoxications of novel psychoactive substances in Sweden during 2012

Backberg M; Westerbergh J; Al-Saffar Y; Lindeman E; Helander A
Conference publication: INTERNATIONAL JOURNAL OF MOLECULAR MEDICINE. 2012;30:S44

Alcohol, psoriasis and pruritus

Nordlind K; Lonne-Rahm S-B; Helander A; Stokkeland K; Franck J
Review: LAKARTIDNINGEN. 2011;108(45):2291-2295

[Biomarkers can detect early-stage alcohol problems].

Helander A
Conference publication: THERAPEUTIC DRUG MONITORING. 2011;33(4):484

Experience from clinical analysis of the alcohol biomarker ethyl glucuronide (EtG) in urine

Villen T; Beck O; Stephanson N; Helander A
Conference publication: CLINICAL TOXICOLOGY. 2011;49(3):200

A Swedish Early-Warning System on Novel and Emerging Recreational Drugs: The STRIDA-Project

M B; R H; Rafstedt K; Helander A; Beck O
Conference publication: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2010;34(8):170A

LIQUID CHROMATOGRAPHY-MASS SPECTROMETRY QUANTIFICATION OF THE ALCOHOL BIOMARKER PHOSPHATIDYLETHANOL (PETH) IN BLOOD

Zheng Y; Beck O; Helander A
Conference publication: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2010;34(8):57A

THE STANDARDIZATION OF CDT AS AN ALCOHOL USE MARKER (PERFORMANCE AND PITFALLS)

Helander A
Letter: CLINICAL CHEMISTRY. 2008;54(6):1090-1092

Insufficient standardization of a direct carbohydrate-deficient transferrin immunoassay.

Helander A; Nordin G
Letter: CLINICAL CHEMISTRY AND LABORATORY MEDICINE. 2008;46(5):727-728

Standardization of carbohydrate-deficient transferrin: reply to the letter by Tagliaro and Bortolotti

Jeppsson J-O; Arndt T; Schellenberg F; Wielders JPM; Anton RF; Whitfield JB; Helander A
Published conference paper: FORENSIC SCIENCE INTERNATIONAL. 2008;176(1):76-81

Comparison of ethyl glucuronide in hair with phosphatidylethanol in whole blood as post-mortem markers of alcohol abuse.

Bendroth P; Kronstrand R; Helander A; Greby J; Stephanson N; Krantz P
Conference publication: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2008;32(6):343A

Ethyl glucuronide and ethyl sulfate - Ethanol metabolites as alcohol markers

Helander A
Book chapter: FORENSIC SCIENCE: HANDBOOK OF ANALYTICAL SEPARATIONS. 2008;p. 567-588

Chapter 17 Analytical markers of acute and chronic alcohol consumption

Helander A; Beck O
Book chapter: FORENSIC ISSUES IN ALCOHOL TESTING. 2007;p. 91-118

Recent Advances in Biochemical Tests for Acute and Chronic Alcohol Consumption

Jones AW; Helander A
Book chapter: CHROMATOGRAPHIC METHODS IN CLINICAL CHEMISTRY AND TOXICOLOGY. 2007;p. 87-100

Chromatographic Measurement of Transferrin Glycoforms for Detecting Alcohol Abuse and Congenital Disorders of Glycosylation

Helander A
Conference publication: THERAPEUTIC DRUG MONITORING. 2007;29(4):502

Biomedical investigation of Acorus calamus intoxications

Bjornstad K; Hulten P; Helander A; Beck O
Conference publication: THERAPEUTIC DRUG MONITORING. 2007;29(4):461-462

Evaluation of a new homogenous immunoassay for ethyl glucuronide testing in urine samples

Boettcher M; Beck O; Helander A
Conference publication: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2006;30(9):57A

Medico-legal applications of alcohol biomarkers - Focus on traffic medicine and workplace testing

Helander A
Conference publication: CLINICAL CHEMISTRY. 2006;52(6):A144

Novel direct and fully automated homogenous immunoassay for carbohydrate-deficient transferrin (CDT), results of a multicenter study.

Gentzer WK; Born C; Delanghe J; Helander A; Pekelharing M; Roth H; Schellenberg F; Wielders J; Yagmur E
Conference publication: EUROPEAN JOURNAL OF PUBLIC HEALTH. 2006;16:57-58

Work and health in the processing and engineering industries

Bergstrom G; Bjorklund C; Lisspers J; Nathell L; Hermansson U; Fried I; Helander A; Bodin L; Jensen I
Published conference paper: JOURNAL OF ANALYTICAL TOXICOLOGY. 2005;29(5):270-274

Ethyl sulfate: a metabolite of ethanol in humans and a potential biomarker of acute alcohol intake.

Helander A; Beck O
Published conference paper: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2005;29(7):1257-1263

Revealing alcohol abuse: to ask or to test?

Alling C; Chick JD; Anton R; Mayfield RD; Salaspuro M; Helander A; Harris RA
Conference publication: CLINICAL CHEMISTRY. 2005;51:A98

Evaluation of the Bio-Rad %CDT by HPLC test on an Agilent 1100 LC system

Helander A; Bergström J; Oberrauch W; Schilling S; Jeppsson JO
Meeting abstract: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2004;28(8):71A

Prevalence, diagnosis and relevance of alcohol use disorders in surgical patients.

Helander A
Meeting abstract: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2004;28(8):57A

Use of tests for drink-drive offenders - A European perspective.

Helander A
Conference publication: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2004;28(8):33A

Evaluation of Dade Behring N Latex CDT*:: A novel homogeneous immunoassay for carbohydrate-deficient transferrin.

Helander A; Dahl H; Swanson I; Bergström J
Conference publication: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2004;28(8):33A

Comparison of HPLC and capillary electrophoresis for measurement of the alcohol marker carbohydrate-deficient transferrin

Helander A; Wielders JPM; te Stroet R; Bergström J
Conference publication: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2004;28(8):33A

Mass spectrometric identification of ethyl sulfate as a minor ethanol metabolite in humans.

Helander A; Beck O
Letter: CLINICAL CHEMISTRY. 2004;50(5):954-958

Testing for congenital disorders of glycosylation by HPLC measurement of serum transferrin glycoforms.

Helander A; Bergström J; Freeze HH
Letter: CLINICAL CHEMISTRY. 2004;50(5):936-937

Mass spectrometric identification of ethyl sulfate as an ethanol metabolite in humans.

Helander A; Beck O
Published conference paper: ADDICTION. 2003;98 Suppl 2:63-72

5-hydroxytryptophol as a marker for recent alcohol intake.

Beck O; Helander A
Published conference paper: FORENSIC SCIENCE INTERNATIONAL. 2003;133(1-2):86-94

Ethyl glucuronide concentrations in two successive urinary voids from drinking drivers: relationship to creatinine content and blood and urine ethanol concentrations.

Bergström J; Helander A; Jones AW
Conference publication: CLINICAL CHEMISTRY. 2002;48(6):A48

Multicenter evaluation of a new assay for determination of carbohydrate-deficient transferrin on Roche/Hitachi analyzers.

Domke J; Helander A; Janssens P; van Pelt J; Roeddiger R; Schwarz MJ; Soyka M; Springer B; Weigl G
Published conference paper: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2001;25(5 Suppl ISBRA):164S-170S

Perioperative morbidity and mortality in chronic alcoholic patients.

Spies C; Tønnesen H; Andreasson S; Helander A; Conigrave K
Published conference paper: ALCOHOLISM-CLINICAL AND EXPERIMENTAL RESEARCH. 2001;25(5 Suppl ISBRA):99S-103S

WHP/ISBRA study on state and trait markers in alcoholism.

Tabakoff B; Helander A; Conigrave KM; Martinez L; Hoffman PL; Whitfield J; Degenhardt L; Saunders J; Barón A; Glanz J; Members of WHO/ISBRA Study Group
Letter: CLINICAL CHEMISTRY. 1999;45(1):131-135

Absolute or relative measurement of carbohydrate-deficient transferrin in serum? Experiences with three immunological assays.

Helander A
Letter: JOURNAL OF ANALYTICAL TOXICOLOGY. 1996;20(2):141-142

Disclosing recent drinking after alcohol has been cleared from the body.

Jones AW; Helander A
Conference publication: NORDIC JOURNAL OF PSYCHIATRY. 1996;50(2):105

Interaction between ethanol and serotonin metabolism in the rat

Some M; Beck O; Helander A
Published conference paper: JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS. 1995;13(4-5):651-654

Determination of 5-hydroxytryptophol in urine by high-performance liquid chromatography: application of a new post-column derivatization method with fluorometric detection.

Helander A; Löwenmo C; Beck O
Published conference paper: ADVANCES IN PROSTAGLANDIN, THROMBOXANE, AND LEUKOTRIENE RESEARCH. 1995;23:141-143

11-hydroxythromboxane B2 dehydrogenase from porcine kidney is identical to cytosolic aldehyde dehydrogenase.

Westlund P; Fylling AC; Helander A; Cederlund E; Jörnvall H
Conference publication: 1994;:3-7

NEW MARKERS OF ALCOHOL CONSUMPTION: CDT AND 5HTOL

BORG S; HELANDER A; BECK O; CARLSSON AV; STIBLER H
Conference publication: 1994;:573-576

BIOLOGICAL MECHANISMS UNDERLYING THE DEVELOPMENT AND MAINTENANCE OF ADDICTIVE BEHAVIOR

HELMCHEN H; SCHMIDT LG; SCHUCKIT MA; ALMEIDA OFX; SHIPPENBERG TS; HOLSBOER F; BORG S; BECK O; HELANDER A; STIBLER H; VOLTAIRE A; ROMMELSPACHER H
Book chapter: MEASURING ALCOHOL CONSUMPTION. 1992;p. 149-159

Carbohydrate-Deficient Transferrin and 5-Hydroxytryptophol

Borg S; Beck O; Helander A; Voltaire A; Stibler H
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