Publications by Ritva Anneli Karinen
57 publications found
Original articles
Does the preparation for intravenous administration affect the composition of heroin injections? A controlled laboratory study
Addiction, 116 (11), 3104-3112
DOI 10.1111/add.15492, PubMed 33739552
The implementation of per-se limits for driving under the influence of benzodiazepines and related drugs: No increased risk for arrest during therapeutic use in Norway
Traffic Inj Prev, 21 (2), 122-126
DOI 10.1080/15389588.2020.1724977, PubMed 32119573
An Experimental Study of Diazepam and Alprazolam Kinetics in Urine and Oral Fluid Following Single Oral Doses
J Anal Toxicol, 43 (2), 104-111
DOI 10.1093/jat/bky062, PubMed 30517712
Comparative Study of Postmortem Concentrations of Antidepressants in Several Different Matrices
J Anal Toxicol, 42 (7), 446-458
DOI 10.1093/jat/bky030, PubMed 29762694
Metabolites of Heroin in Several Different Post-mortem Matrices
J Anal Toxicol, 42 (5), 311-320
DOI 10.1093/jat/bky002, PubMed 29409037
Heroin deaths in Norway in 2000 and 2009: A comparative study of polydrug use
Heroin Addict. Relat. Clin. Probl., 20 (2), 23-29
Determination of Acetaminophen, Dexchlorpheniramine, Caffeine, Cotinine and Salicylic acid in 100 μL of Whole Blood by UHPLC-MS/MS
J Anal Toxicol, 42 (2), 126-132
DOI 10.1093/jat/bkx089, PubMed 29186470
Quantitative method for analysis of six anticoagulant rodenticides in faeces, applied in a case with repeated samples from a dog
Acta Vet Scand, 60 (1), 3
DOI 10.1186/s13028-018-0357-9, PubMed 29343296
Is Hair Analysis Useful in Postmortem Cases?
J Anal Toxicol, 42 (1), 49-54
DOI 10.1093/jat/bkx077, PubMed 28977558
The Appearance, Taste, and Concentrations of Zolpidem Dissolved in Still Water and Carbonated Beverages
J Forensic Sci, 63 (3), 911-914
DOI 10.1111/1556-4029.13604, PubMed 28810070
THC and CBD in blood samples and seizures in Norway: Does CBD affect THC-induced impairment in apprehended subjects?
Forensic Sci Int, 276, 12-17
DOI 10.1016/j.forsciint.2017.04.006, PubMed 28463706
Underestimated impact of novel psychoactive substances: laboratory confirmation of recreational drug toxicity in Oslo, Norway
Clin Toxicol (Phila), 55 (7), 636-644
DOI 10.1080/15563650.2017.1312002, PubMed 28406320
Blood concentrations of new designer benzodiazepines in forensic cases
Forensic Sci Int, 268, 35-38
DOI 10.1016/j.forsciint.2016.09.006, PubMed 27685473
New designer drugs from the web
Tidsskr Nor Laegeforen, 136 (8), 721-3
DOI 10.4045/tidsskr.15.1276, PubMed 27143463
New psychoactive substances
Tidsskr. Nor. Laegeforen., 136 (8), 714-717
New drugs right from the online
Tidsskr. Nor. Laegeforen., 136 (8), 721-723
Codeine-spiked beer in a date rape case?
Int J Legal Med, 130 (6), 1513-1518
DOI 10.1007/s00414-016-1340-5, PubMed 26966099
Comparison of drugs used by nightclub patrons and criminal offenders in Oslo, Norway
Forensic Sci Int, 265, 1-5
DOI 10.1016/j.forsciint.2015.12.029, PubMed 26826845
Characteristics of methadone-related fatalities in Norway
J Forensic Leg Med, 36, 114-20
DOI 10.1016/j.jflm.2015.09.011, PubMed 26439870
Determination of a selection of synthetic cannabinoids and metabolites in urine by UHPSFC-MS/MS and by UHPLC-MS/MS
Drug Test Anal, 8 (7), 708-22
DOI 10.1002/dta.1844, PubMed 26304456
Methiopropamine in blood samples from drivers suspected of being under the influence of drugs
Traffic Inj Prev, 17 (1), 1-4
DOI 10.1080/15389588.2015.1036157, PubMed 25874580
A fatal intoxication with phenazone (antipyrine)
Forensic Sci Int, 248, e13-5
DOI 10.1016/j.forsciint.2015.01.001, PubMed 25631541
Concentrations of APINACA, 5F-APINACA, UR-144 and its degradant product in blood samples from six impaired drivers compared to previous reported concentrations of other synthetic cannabinoids
Forensic Sci Int, 246, 98-103
DOI 10.1016/j.forsciint.2014.11.012, PubMed 25485949
An accidental poisoning with mitragynine
Forensic Sci Int, 245, e29-32
DOI 10.1016/j.forsciint.2014.10.025, PubMed 25453780
Determination of a selection of anti-epileptic drugs and two active metabolites in whole blood by reversed phase UPLC-MS/MS and some examples of application of the method in forensic toxicology cases
Drug Test Anal, 7 (7), 634-44
DOI 10.1002/dta.1733, PubMed 25331692
Lethal poisonings with AH-7921 in combination with other substances
Forensic Sci Int, 244, e21-4
DOI 10.1016/j.forsciint.2014.08.013, PubMed 25216892
Use of alcohol and drugs among health professionals in Norway: a study using data from questionnaires and samples of oral fluid
J Occup Med Toxicol, 9 (1), 8
DOI 10.1186/1745-6673-9-8, PubMed 24612541
Long-term storage of authentic postmortem forensic blood samples at -20°C: measured concentrations of benzodiazepines, central stimulants, opioids and certain medicinal drugs before and after storage for 16-18 years
J Anal Toxicol, 38 (9), 686-95
DOI 10.1093/jat/bku080, PubMed 25015743
Codeine to morphine concentration ratios in samples from living subjects and autopsy cases after incubation
J Anal Toxicol, 38 (2), 99-105
DOI 10.1093/jat/bkt099, PubMed 24324229
Suicide due to cyclizine overdose
J Anal Toxicol, 38 (2), 110-2
DOI 10.1093/jat/bkt100, PubMed 24324230
Analyses of beverage remains in drug rape cases revealing drug residues--the possibility of contamination from drug concentrated oral fluid or oral cavity contained tablets
J Forensic Sci, 59 (1), 208-10
DOI 10.1111/1556-4029.12270, PubMed 24117495
Prevalence of synthetic cannabinoids in blood samples from Norwegian drivers suspected of impaired driving during a seven weeks period
Accid Anal Prev, 62, 26-31
DOI 10.1016/j.aap.2013.09.009, PubMed 24129318
Screening of synthetic cannabinoids in preserved oral fluid by UPLC-MS/MS
Bioanalysis, 5 (18), 2257-68
DOI 10.4155/bio.13.182, PubMed 24053241
Methyl tert-butyl ether (MTBE) detected in abnormally high concentrations in postmortem blood and urine from two persons found dead inside a car containing a gasoline spill
J Forensic Sci, 58 (5), 1393-1396
DOI 10.1111/1556-4029.12208, PubMed 23879346
Long-term stability of GHB in post-mortem samples and samples from living persons, stored at -20°C, using fluoride preservatives
Forensic Sci Int, 222 (1-3), 47-51
DOI 10.1016/j.forsciint.2012.04.033, PubMed 22648054
Morphine to codeine concentration ratio in blood and urine as a marker of illicit heroin use in forensic autopsy samples
Forensic Sci Int, 217 (1-3), 216-21
DOI 10.1016/j.forsciint.2011.11.007, PubMed 22137531
Comparison of the stability of stock solutions of drugs of abuse and other drugs stored in a freezer, refrigerator, and at ambient temperature for up to one year
J Anal Toxicol, 35 (8), 583-90
DOI 10.1093/anatox/35.8.583, PubMed 22004679
Comparison of ethanol and other drugs of abuse concentrations in whole blood stored in venoject glass and plastic and venosafe plastic evacuated tubes
J Anal Toxicol, 34 (7), 420-8
DOI 10.1093/jat/34.7.420, PubMed 20822681
Blood GHB concentrations and results of medical examinations in 25 car drivers in Norway
Eur J Clin Pharmacol, 66 (10), 987-98
DOI 10.1007/s00228-010-0870-x, PubMed 20717656
Levels of ethyl glucuronide and ethyl sulfate in oral fluid, blood, and urine after use of mouthwash and ingestion of nonalcoholic wine
J Anal Toxicol, 34 (2), 84-8
DOI 10.1093/jat/34.2.84, PubMed 20223100
Ethyl glucuronide concentrations in oral fluid, blood, and urine after volunteers drank 0.5 and 1.0 g/kg doses of ethanol
J Anal Toxicol, 34 (6), 319-24
DOI 10.1093/jat/34.6.319, PubMed 20663284
Practical use of ethyl glucuronide and ethyl sulfate in postmortem cases as markers of antemortem alcohol ingestion
Int J Legal Med, 124 (2), 143-8
DOI 10.1007/s00414-009-0393-0, PubMed 19937334
Determination of heroin and its main metabolites in small sample volumes of whole blood and brain tissue by reversed-phase liquid chromatography-tandem mass spectrometry
J Anal Toxicol, 33 (7), 345-50
DOI 10.1093/jat/33.7.345, PubMed 19796503
Lethal poisoning with ethiofencarb and ethanol
J Anal Toxicol, 33 (7), 389-92
DOI 10.1093/jat/33.7.389, PubMed 19796510
The effect of scheduling and withdrawal of carisoprodol on prevalence of intoxications with the drug
Basic Clin Pharmacol Toxicol, 105 (5), 345-9
DOI 10.1111/j.1742-7843.2009.00459.x, PubMed 19663822
Serum/whole blood concentration ratio for ethylglucuronide and ethyl sulfate
J Anal Toxicol, 33 (4), 208-11
DOI 10.1093/jat/33.4.208, PubMed 19470223
Bromadiolone poisoning: LC-MS method and pharmacokinetic data
J Forensic Sci, 53 (4), 993-6
DOI 10.1111/j.1556-4029.2008.00737.x, PubMed 18482378
Disappearance of ethyl glucuronide during heavy putrefaction
Forensic Sci Int, 176 (2-3), 147-51
DOI 10.1016/j.forsciint.2007.08.002, PubMed 17884319
Relationship between methadone and EDDP (2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine) in urine samples from Norwegian prisons
Eur J Clin Pharmacol, 63 (8), 777-82
DOI 10.1007/s00228-007-0314-4, PubMed 17576548
A pharmacokinetic study of ethyl glucuronide in blood and urine: applications to forensic toxicology
Forensic Sci Int, 172 (2-3), 119-24
DOI 10.1016/j.forsciint.2007.01.005, PubMed 17306943
A study of ethyl glucuronide in post-mortem blood as a marker of ante-mortem ingestion of alcohol
Forensic Sci Int, 165 (1), 41-5
DOI 10.1016/j.forsciint.2006.02.045, PubMed 16564658
The concentrations, appearance and taste of nine sedating drugs dissolved in four different beverages
Forensic Sci Int, 151 (2-3), 171-5
DOI 10.1016/j.forsciint.2005.01.017, PubMed 15939149
Review articles
A literature review of blood concentrations of new psychoactive substances classified as phenethylamines, aminoindanes, arylalkylamines, arylcyclohexylamines, and indolalkylamines
Forensic Sci Int, 276, 120-125
DOI 10.1016/j.forsciint.2017.02.024, PubMed 28527345
Novel psychoactive substances
Tidsskr Nor Laegeforen, 136 (8), 714-7
DOI 10.4045/tidsskr.15.1278, PubMed 27143461
Oral fluid drug analysis in the age of new psychoactive substances
Bioanalysis, 8 (7), 691-710
DOI 10.4155/bio-2015-0027, PubMed 26964619
[Effect and occurrence of synthetic cannabinoids]
Tidsskr Nor Laegeforen, 132 (20), 2285-8
DOI 10.4045/tidsskr.12.0471, PubMed 23736196
Book chapters
Chapter 101 Screening of Synthetic Cannabinoids
In Handbook of Cannabis and Related Pathologies (Victor R. Preedy, ed.), Academic Press, San Diego, 1, 981-997
DOI 10.1016/B978-0-12-800756-3.00118-6, PublikaID 291, ISBN 978-0-12-800756-3