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; Villen T
Article: SCANDINAVIAN JOURNAL OF CLINICAL & LABORATORY INVESTIGATION. 2024;84(2):125-132
Appearance of hexahydrocannabinols as recreational drugs and implications for cannabis drug testing - focus on HHC, HHC-P, HHC-O and HHC-H
Helander A; Johansson M; Villen T; Andersson A
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; Villen T; Signel 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; Tonnesen 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; Villen 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; Lowbeer 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; Boettcher M
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
?-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; Backberg 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; Madsena T; Reimann MJ; Moller JE; Hoglund K; Ljungvall I; Haggstrom 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; Bottcher 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
Backberg M; Bergstrand MP; 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
Franzen L; Backberg 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; Backberg 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; Moden NK; Seferaj S; Lenk G; Helander A
Article: DRUG TESTING AND ANALYSIS. 2018;10(8):1297-1304
Detectability of fentanyl and designer fentanyls in urine by 3 commercial fentanyl immunoassays
Helander A; Stojanovic K; Villen 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
Bergstrand MP; 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
Baeckberg M; Jonsson 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; Daeid NN
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; Backberg M; Signell P; 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; Norlen L; Vassilaki I; Backberg M; Lapins J
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
Bergstrand MP; Helander A; Hansson T; Beck O
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
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; Backberg 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
Bergstrand MP; 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
Backberg M; Westerbergh J; Beck O; Helander A
Article: CLINICAL TOXICOLOGY. 2016;54(7):568-575
Toxicity evaluation of -pyrrolidinovalerophenone (-PVP): results from intoxication cases within the STRIDA project
Beck O; Franzen L; Backberg 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
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; Backberg 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; Boettcher 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^aEuro
Erim Y; Boettcher 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):865-873
Intoxications involving MDPV in Sweden during 2010-2014: Results from the STRIDA project
Beck O; Franzen L; Backberg M; Signell P; Helander A
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
Backberg M; Beck O; 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; Blueher 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
Backberg M; Beck O; Jonsson 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; Backberg M
Article: CLINICAL TOXICOLOGY. 2015;53(1):46-53
Characteristics of analytically confirmed 3-MMC-related intoxications from the Swedish STRIDA project
Backberg 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; Vaeli M; Paerna K; Tonisson 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; Backberg 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
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
Bazckberg M; Beck O; Hulten 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; Niemela 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; Stodberg 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; Hagerkvist R; Hulten 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; Moden NK
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; Niemela 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
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; Horkko S
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: ALCOHOL-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; Peter 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; Vaeli M; Paerna K; Tonisson M; Helander A; McKee M; Leon DA
Article: ALCOHOL-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
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; Carlsson AV; 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
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; Ronnberg 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
Bjornstad K; Helander A; Hulten 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 TOXICOLOGY. 2009;47(6):566-572
Bioanalytical and clinical evaluation of 103 suspected cases of intoxications with psychoactive plant materials
Bjornstad K; Hulten P; Beck O; Helander A
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: 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
Bjoernstad K; Beck O; Helander A
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: 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; Bottcher M; Fehr C; Dahmen N; Beck O
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; Mueller 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
Bergstrom 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
Bjornstad 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
Hoiseth G; Bernard JP; Stephanson N; Normann PT; Christophersen AS; Morland 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
Bergstrom 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
Bergstrom JP; Helander A
Article: ALCOHOL AND ALCOHOLISM. 2008;43(1):46-48
Evaluation of a new immunoassay for urinary ethyl glucuronide testing
Boettcher M; Beck O; 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
Bergstrom G; Bjorklund C; Fried I; Lisspers J; Nathell L; Hermansson U; Helander A; Bodin L; Jensen IB
Article: FORENSIC SCIENCE INTERNATIONAL. 2007;172(2-3):119-124
A pharmacokinetic study of ethyl glucuronide in blood and urine: Applications to forensic toxicology
Hoiseth G; Bernard JP; Karinen R; Johnsen L; Helander A; Christophersen AS; Morland 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; Boettcher 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; Boettcher 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: 1. Analyte definition and proposal of a candidate reference method
Jeppsson J-O; Arndt T; Schellenberg F; Wielders JPM; Anton RF; Whitfield JB; Helander A
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; Romelsjo 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; Bergstrom JP
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;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
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 consumptio
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: ALCOHOL-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 JO
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: ALCOHOL-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
Article: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 2002;26(7):1070-1077
Laboratory tests for acute alcohol consumption: Results of the VMO/ISBRA Study on State and Trait Markers of Alcohol Use and Dependence
Helander A; Eriksson CJP
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: 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: ALCOHOL-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
Article: ALCOHOL-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
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: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 2000;24(6):810-821
Platelet adenylyl cyclase activity as a trait marker of alcohol dependence
Menninger JA; Barón AE; Conigrave KM; Whitfield JB; Saunders JB; Helander A; Eriksson CJP; 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: ALCOHOL-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: ALCOHOL-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°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, γ-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: ALCOHOL-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 PBF; 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
Helander A; Tabakoff B; Balant L; vonWartburg JP; Salaspuro M; Schuckit M; Monteiro MG; Ogata M; Yamashita I; Saunders JB; Hoffman P; Agarwal DP; Goedde HW; Kiianmaa K; Salmela K; Eriksson CJP; Li TK; Borg S; Beck O; Grant B
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: 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
Article: ALCOHOL-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 B-2 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; BURENIUS T
Article: ALCOHOL-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; CARLSSON AV; BRANDT AMH
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; VONWARTBURG 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; LOWENMO 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; LOWENMO C; WIKSTROM 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; WIKSTROM T; LOWENMO 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; LINDAHLKIESSLING 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; WIKSTROM T; JACOBSSON G
Journal article: ALCOHOL-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; LOWENMO C; WIKSTROM T; CURVALL M
Journal article: ALCOHOL-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)-5,6,7,8-TETRAHYDRO-1-HYDROXY-N,N-DIPROPYL-9H-BENZOCYCLOHEPTEN-8-YLAMINE 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; BJORK L; SVENSSON B; CSOREGH I; HELANDER A; KENNE L; ANDEN 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: ALCOHOL-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: 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: ALCOHOL-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: 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: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 1986;10(1):71-76
Cellular distribution and properties of human blood aldehyde dehydrogenase.
Helander A; Tottmar O
Show more

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; Boettcher M; Graw M; Skopp G; Neumann J; Hoiseth 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
Franzen 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
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
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: 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
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: 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
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; Backberg M; Hulten 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: 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. 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: 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
Review: LAKARTIDNINGEN. 2011;108(45):2312-2315
[STRIDA in the fight against il(legal) Internet drugs].
Helander A; Beck O; Hägerkvist R; Hultén P
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: 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: ALCOHOL-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: ALCOHOL-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
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
Conference publication: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 2008;32(6):343A
Ethyl glucuronide and ethyl sulfate - Ethanol metabolites as alcohol markers
Helander A
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: 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
Conference publication: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 2006;30(9):57A
Medico-legal applications of alcohol biomarkers - Focus on traffic medicine and workplace testing
Helander A
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: ALCOHOL-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: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 2004;28(8):71A
Prevalence, diagnosis and relevance of alcohol use disorders in surgical patients.
Helander A
Meeting abstract: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 2004;28(8):57A
Use of tests for drink-drive offenders - A European perspective.
Helander A
Conference publication: ALCOHOL-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: ALCOHOL-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: ALCOHOL-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;98:63-72
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: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 2001;25(5):164S-170S
Perioperative morbidity and mortality in chronic alcoholic patients
Spies C; Tonnesen H; Andreasson S; Helander A; Conigrave K
Published conference paper: ALCOHOL-CLINICAL AND EXPERIMENTAL RESEARCH. 2001;25(5):99S-103S
WHO/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
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 POSTCOLUMN DERIVATIZATION METHOD WITH FLUOROMETRIC DETECTION
HELANDER A; LOWENMO C; BECK O
Published conference paper: ADVANCES IN PROSTAGLANDIN, THROMBOXANE, AND LEUKOTRIENE RESEARCH. 1995;23:141-143
11-HYDROXYTHROMBOXANE B-2 DEHYDROGENASE FROM PORCINE KIDNEY IS IDENTICAL TO CYTOSOLIC ALDEHYDE DEHYDROGENASE
WESTLUND P; FYLLING AC; HELANDER A; CEDERLUND E; JORNVALL 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
Show more

Employments

Adjunct Senior Lecturer, Department of Laboratory Medicine, Karolinska Institutet, 2022-2025

Degrees and Education

Docent, Karolinska Institutet, 1992

Articles

All other publications

Employments

Degrees and Education

News from KI

Events from KI