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Items: 1 to 50 of 179

1.

Semi-quantitative activity-based detection of JWH-018, a synthetic cannabinoid receptor agonist, in oral fluid after vaping.

Cannaert A, Ramirez Fernandez MDM, Theunissen EL, Ramaekers JG, Wille SMR, Stove CP.

Anal Chem. 2020 Mar 22. doi: 10.1021/acs.analchem.0c00484. [Epub ahead of print]

PMID:
32200637
2.

Mephedrone and Alcohol Interactions in Humans.

Papaseit E, Pérez-Mañá C, de Sousa Fernandes Perna EB, Olesti E, Mateus J, Kuypers KP, Theunissen EL, Fonseca F, Torrens M, Ramaekers JG, de la Torre R, Farré M.

Front Pharmacol. 2020 Jan 28;10:1588. doi: 10.3389/fphar.2019.01588. eCollection 2019.

3.

Cannabis increases susceptibility to false memory.

Kloft L, Otgaar H, Blokland A, Monds LA, Toennes SW, Loftus EF, Ramaekers JG.

Proc Natl Acad Sci U S A. 2020 Mar 3;117(9):4585-4589. doi: 10.1073/pnas.1920162117. Epub 2020 Feb 10.

4.

Blunted highs: Pharmacodynamic and behavioral models of cannabis tolerance.

Ramaekers JG, Mason NL, Theunissen EL.

Eur Neuropsychopharmacol. 2020 Jan 31. pii: S0924-977X(20)30022-5. doi: 10.1016/j.euroneuro.2020.01.006. [Epub ahead of print]

PMID:
32014378
5.

Associations between psychoactive substance use and sensation seeking behavior among drivers in Norway.

Jamt REG, Gjerde H, Furuhaugen H, Romeo G, Vindenes V, Ramaekers JG, Bogstrand ST.

BMC Public Health. 2020 Jan 8;20(1):23. doi: 10.1186/s12889-019-8087-0.

6.

Validating lane drifts as a predictive measure of drug or sleepiness induced driving impairment.

Vinckenbosch FRJ, Vermeeren A, Verster JC, Ramaekers JG, Vuurman EF.

Psychopharmacology (Berl). 2020 Mar;237(3):877-886. doi: 10.1007/s00213-019-05424-8. Epub 2020 Jan 3.

7.

Reduced responsiveness of the reward system is associated with tolerance to cannabis impairment in chronic users.

Mason NL, Theunissen EL, Hutten NRPW, Tse DHY, Toennes SW, Jansen JFA, Stiers P, Ramaekers JG.

Addict Biol. 2019 Dec 22:e12870. doi: 10.1111/adb.12870. [Epub ahead of print]

PMID:
31865628
8.

Driving performance and neurocognitive skills of long-term users of benzodiazepine anxiolytics and hypnotics.

van der Sluiszen NNJJM, Vermeeren A, Verster JC, van de Loo AJAE, van Dijken JH, Veldstra JL, Brookhuis KA, de Waard D, Ramaekers JG.

Hum Psychopharmacol. 2019 Nov;34(6):e2715. doi: 10.1002/hup.2715.

9.

Prospective examination of synthetic 5-methoxy-N,N-dimethyltryptamine inhalation: effects on salivary IL-6, cortisol levels, affect, and non-judgment.

Uthaug MV, Lancelotta R, Szabo A, Davis AK, Riba J, Ramaekers JG.

Psychopharmacology (Berl). 2020 Mar;237(3):773-785. doi: 10.1007/s00213-019-05414-w. Epub 2019 Dec 10.

10.

Circulating microRNAs as potential biomarkers for psychiatric and neurodegenerative disorders.

van den Berg MMJ, Krauskopf J, Ramaekers JG, Kleinjans JCS, Prickaerts J, Briedé JJ.

Prog Neurobiol. 2020 Feb;185:101732. doi: 10.1016/j.pneurobio.2019.101732. Epub 2019 Dec 7. Review.

11.

Excretion of 4-fluoroamphetamine and three metabolites in urine after controlled oral ingestion.

Toennes SW, Schneider D, Pogoda W, Paulke A, Wunder C, Theunissen EL, de Sousa Fernandes Perna EB, Ramaekers JG.

J Pharm Biomed Anal. 2020 Feb 5;179:113008. doi: 10.1016/j.jpba.2019.113008. Epub 2019 Nov 23.

PMID:
31785931
12.

Detection of Δ9 THC in oral fluid following vaporized cannabis with varied cannabidiol (CBD) content: An evaluation of two point-of-collection testing devices.

Arkell TR, Kevin RC, Stuart J, Lintzeris N, Haber PS, Ramaekers JG, McGregor IS.

Drug Test Anal. 2019 Oct;11(10):1486-1497. doi: 10.1002/dta.2687. Epub 2019 Sep 10.

13.

Neurocognition and Subjective Experience Following Acute Doses of the Synthetic Cannabinoid JWH-018: Responders Versus Nonresponders.

Theunissen EL, Hutten NRPW, Mason NL, Toennes SW, Kuypers KPC, Ramaekers JG.

Cannabis Cannabinoid Res. 2019 Mar 13;4(1):51-61. doi: 10.1089/can.2018.0047. eCollection 2019.

14.

Pharmacokinetics of Single Doses of Methadone and Buprenorphine in Blood and Oral Fluid in Healthy Volunteers and Correlation With Effects on Psychomotor and Cognitive Functions.

Strand MC, Ramaekers JG, Gjerde H, Mørland J, Vindenes V.

J Clin Psychopharmacol. 2019 Sep/Oct;39(5):489-493. doi: 10.1097/JCP.0000000000001077.

PMID:
31305338
16.

Cocaine enhances figural, but impairs verbal 'flexible' divergent thinking.

Hutten NRPW, Steenbergen L, Colzato LS, Hommel B, Theunissen EL, Ramaekers JG, Kuypers KPC.

Eur Neuropsychopharmacol. 2019 Jul;29(7):813-824. doi: 10.1016/j.euroneuro.2019.06.003. Epub 2019 Jun 27.

PMID:
31255395
17.

False memory formation in cannabis users: a field study.

Kloft L, Otgaar H, Blokland A, Garbaciak A, Monds LA, Ramaekers JG.

Psychopharmacology (Berl). 2019 Dec;236(12):3439-3450. doi: 10.1007/s00213-019-05309-w. Epub 2019 Jun 28.

18.

Cannabidiol (CBD) content in vaporized cannabis does not prevent tetrahydrocannabinol (THC)-induced impairment of driving and cognition.

Arkell TR, Lintzeris N, Kevin RC, Ramaekers JG, Vandrey R, Irwin C, Haber PS, McGregor IS.

Psychopharmacology (Berl). 2019 Sep;236(9):2713-2724. doi: 10.1007/s00213-019-05246-8. Epub 2019 May 1.

19.

A single inhalation of vapor from dried toad secretion containing 5-methoxy-N,N-dimethyltryptamine (5-MeO-DMT) in a naturalistic setting is related to sustained enhancement of satisfaction with life, mindfulness-related capacities, and a decrement of psychopathological symptoms.

Uthaug MV, Lancelotta R, van Oorsouw K, Kuypers KPC, Mason N, Rak J, Šuláková A, Jurok R, Maryška M, Kuchař M, Páleníček T, Riba J, Ramaekers JG.

Psychopharmacology (Berl). 2019 Sep;236(9):2653-2666. doi: 10.1007/s00213-019-05236-w. Epub 2019 Apr 13.

20.

Psychopathological symptoms associated with synthetic cannabinoid use: a comparison with natural cannabis.

Mensen VT, Vreeker A, Nordgren J, Atkinson A, de la Torre R, Farré M, Ramaekers JG, Brunt TM.

Psychopharmacology (Berl). 2019 Sep;236(9):2677-2685. doi: 10.1007/s00213-019-05238-8. Epub 2019 Apr 9.

21.

Pharmacokinetic properties of 4-fluoroamphetamine in serum and oral fluid after oral ingestion.

Toennes SW, Schneider D, Pogoda W, Paulke A, Wunder C, Theunissen EL, Kuypers KPC, de Sousa Fernandes Perna E, Ramaekers JG.

Drug Test Anal. 2019 Jul;11(7):1028-1034. doi: 10.1002/dta.2595. Epub 2019 May 2.

PMID:
30912312
22.

A First-in-Man Study with 4-Fluoroamphetamine Demonstrates it Produces a Mild Psychedelic State.

Kuypers KPC, De Sousa Fernandes Perna EB, Theunissen EL, Toennes SW, Mason NL, Hutten NRPW, Ramaekers JG.

J Psychoactive Drugs. 2019 Jul-Aug;51(3):225-235. doi: 10.1080/02791072.2019.1569286. Epub 2019 Jan 24.

PMID:
30676284
23.

On-the-road driving performance the morning after bedtime administration of lemborexant in healthy adult and elderly volunteers.

Vermeeren A, Jongen S, Murphy P, Moline M, Filippov G, Pinner K, Perdomo C, Landry I, Majid O, Van Oers ACM, Van Leeuwen CJ, Ramaekers JG, Vuurman EFPM.

Sleep. 2019 Apr 1;42(4). pii: zsy260. doi: 10.1093/sleep/zsy260.

24.

Cannabis induced increase in striatal glutamate associated with loss of functional corticostriatal connectivity.

Mason NL, Theunissen EL, Hutten NRPW, Tse DHY, Toennes SW, Stiers P, Ramaekers JG.

Eur Neuropsychopharmacol. 2019 Dec;29(2):247-256. doi: 10.1016/j.euroneuro.2018.12.003. Epub 2018 Dec 12.

PMID:
30553697
25.

A clinical trial on the acute effects of methadone and buprenorphine on actual driving and cognitive function of healthy volunteers.

Strand MC, Vindenes V, Gjerde H, Mørland JG, Ramaekers JG.

Br J Clin Pharmacol. 2019 Feb;85(2):442-453. doi: 10.1111/bcp.13818. Epub 2018 Dec 18.

26.

Metabolomics predicts the pharmacological profile of new psychoactive substances.

Olesti E, De Toma I, Ramaekers JG, Brunt TM, Carbó ML, Fernández-Avilés C, Robledo P, Farré M, Dierssen M, Pozo ÓJ, de la Torre R.

J Psychopharmacol. 2019 Mar;33(3):347-354. doi: 10.1177/0269881118812103. Epub 2018 Nov 19.

PMID:
30451567
27.

Independent elevation of peripheral oxytocin concentrations and reduction in cognitive empathy during 4-fluoroamphetamine intoxication.

Dolder PC, de Sousa Fernandes Perna EB, Mason NL, Hutten NRPW, Toennes SW, Theunissen EL, Ramaekers JG, Kuypers KPC.

Hum Psychopharmacol. 2018 Nov;33(6):e2680. doi: 10.1002/hup.2680. Epub 2018 Oct 25.

PMID:
30357914
28.

Quantification of endogenous neurotransmitters and related compounds by liquid chromatography coupled to tandem mass spectrometry.

Olesti E, Rodríguez-Morató J, Gomez-Gomez A, Ramaekers JG, de la Torre R, Pozo OJ.

Talanta. 2019 Jan 15;192:93-102. doi: 10.1016/j.talanta.2018.09.034. Epub 2018 Sep 12.

PMID:
30348434
29.

Sub-acute and long-term effects of ayahuasca on affect and cognitive thinking style and their association with ego dissolution.

Uthaug MV, van Oorsouw K, Kuypers KPC, van Boxtel M, Broers NJ, Mason NL, Toennes SW, Riba J, Ramaekers JG.

Psychopharmacology (Berl). 2018 Oct;235(10):2979-2989. doi: 10.1007/s00213-018-4988-3. Epub 2018 Aug 13.

30.

Safety Profile and Neurocognitive Function Following Acute 4-Fluoroamphetamine (4-FA) Administration in Humans.

de Sousa Fernandes Perna EB, Theunissen EL, Dolder PC, Mason NL, Hutten NRPW, Toennes SW, Kuypers KPC, Ramaekers JG.

Front Pharmacol. 2018 Jul 6;9:713. doi: 10.3389/fphar.2018.00713. eCollection 2018.

31.

A single dose of cocaine enhances prospective memory performance.

Hutten NR, Kuypers KP, van Wel JH, Theunissen EL, Toennes SW, Verkes RJ, Ramaekers JG.

J Psychopharmacol. 2018 Aug;32(8):883-892. doi: 10.1177/0269881118783299. Epub 2018 Jun 27.

32.

Intoxicated aggression: Do alcohol and stimulants cause dose-related aggression? A review.

Kuypers K, Verkes RJ, van den Brink W, van Amsterdam J, Ramaekers JG.

Eur Neuropsychopharmacol. 2020 Jan;30:114-147. doi: 10.1016/j.euroneuro.2018.06.001. Epub 2018 Jun 23.

PMID:
29941239
33.

The effects of the soluble guanylate cyclase stimulator riociguat on memory performance in healthy volunteers with a biperiden-induced memory impairment.

Borghans LGJM, Sambeth A, Prickaerts J, Ramaekers JG, Blokland A.

Psychopharmacology (Berl). 2018 Aug;235(8):2407-2416. doi: 10.1007/s00213-018-4938-0. Epub 2018 Jun 7.

34.

Drug liking and wanting, not impulsive action or reflection is increased by 4-fluoroamphetamine.

Kuypers KPC, de Sousa Fernandes Perna EB, Dolder PC, Toennes SW, Theunissen EL, Mason NL, Hutten NRPW, Ramaekers JG.

Psychopharmacology (Berl). 2018 Aug;235(8):2349-2356. doi: 10.1007/s00213-018-4931-7. Epub 2018 May 31.

35.

Orbital and Medial Prefrontal Cortex Functional Connectivity of Major Depression Vulnerability and Disease.

Samara Z, Evers EAT, Peeters F, Uylings HBM, Rajkowska G, Ramaekers JG, Stiers P.

Biol Psychiatry Cogn Neurosci Neuroimaging. 2018 Apr;3(4):348-357. doi: 10.1016/j.bpsc.2018.01.004. Epub 2018 Feb 2.

36.

Driving Under the Influence of Cannabis: An Increasing Public Health Concern.

Ramaekers JG.

JAMA. 2018 Apr 10;319(14):1433-1434. doi: 10.1001/jama.2018.1334. No abstract available.

PMID:
29582068
37.

Driving under the influence of cocaine: Quantitative determination of basic drugs in oral fluid obtained during roadside controls and a controlled study with cocaine users.

Di Fazio V, Wille SMR, Toennes SW, van Wel JHP, Ramaekers JG, Samyn N.

Drug Test Anal. 2018 Mar 10. doi: 10.1002/dta.2379. [Epub ahead of print]

PMID:
29524342
38.

Comparing the effects of oxazepam and diazepam in actual highway driving and neurocognitive test performance: a validation study.

Jongen S, Vuurman EFPM, Ramaekers JG, Vermeeren A.

Psychopharmacology (Berl). 2018 Apr;235(4):1283-1294. doi: 10.1007/s00213-018-4844-5. Epub 2018 Mar 2.

39.

Depressive mood ratings are reduced by MDMA in female polydrug ecstasy users homozygous for the l-allele of the serotonin transporter.

Kuypers KPC, de la Torre R, Farre M, Xicota L, de Sousa Fernandes Perna EB, Theunissen EL, Ramaekers JG.

Sci Rep. 2018 Jan 18;8(1):1061. doi: 10.1038/s41598-018-19618-1.

40.

Excretion of metabolites of the synthetic cannabinoid JWH-018 in urine after controlled inhalation.

Toennes SW, Geraths A, Pogoda W, Paulke A, Wunder C, Theunissen EL, Ramaekers JG.

J Pharm Biomed Anal. 2018 Feb 20;150:162-168. doi: 10.1016/j.jpba.2017.12.016. Epub 2017 Dec 9.

PMID:
29245085
41.

Neurocognition and subjective experience following acute doses of the synthetic cannabinoid JWH-018: a phase 1, placebo-controlled, pilot study.

Theunissen EL, Hutten NRPW, Mason NL, Toennes SW, Kuypers KPC, de Sousa Fernandes Perna EB, Ramaekers JG.

Br J Pharmacol. 2018 Jan;175(1):18-28. doi: 10.1111/bph.14066. Epub 2017 Nov 29.

42.

Peripheral endocannabinoid concentrations are not associated with verbal memory impairment during MDMA intoxication.

Haijen E, Farre M, de la Torre R, Pastor A, Olesti E, Pizarro N, Ramaekers JG, Kuypers KPC.

Psychopharmacology (Berl). 2018 Mar;235(3):709-717. doi: 10.1007/s00213-017-4787-2. Epub 2017 Nov 16.

43.

Pharmacokinetic properties of the synthetic cannabinoid JWH-018 in oral fluid after inhalation.

Toennes SW, Geraths A, Pogoda W, Paulke A, Wunder C, Theunissen EL, Ramaekers JG.

Drug Test Anal. 2018 Apr;10(4):644-650. doi: 10.1002/dta.2310. Epub 2017 Nov 23.

PMID:
28967189
44.

Erratum to: MDMA-induced indifference to negative sounds is mediated by the 5-HT2A receptor.

Kuypers KPC, de la Torre R, Farre M, Pizarro N, Xicota L, Ramaekers JG.

Psychopharmacology (Berl). 2018 Feb;235(2):605. doi: 10.1007/s00213-017-4708-4. No abstract available.

45.

MDMA-Induced Dissociative State not Mediated by the 5-HT2A Receptor.

Puxty DJ, Ramaekers JG, de la Torre R, Farré M, Pizarro N, Pujadas M, Kuypers KPC.

Front Pharmacol. 2017 Jul 11;8:455. doi: 10.3389/fphar.2017.00455. eCollection 2017.

46.

MDMA-induced indifference to negative sounds is mediated by the 5-HT2A receptor.

Kuypers KPC, de la Torre R, Farre M, Pizarro N, Xicota L, Ramaekers JG.

Psychopharmacology (Berl). 2018 Feb;235(2):481-490. doi: 10.1007/s00213-017-4699-1. Epub 2017 Jul 22. Erratum in: Psychopharmacology (Berl). 2017 Aug 1;:.

47.

Influence of Long-Term Benzodiazepine use on Neurocognitive Skills Related to Driving Performance in Patient Populations: A Review.

van der Sluiszen NNJJM, Vermeeren A, Jongen S, Vinckenbosch F, Ramaekers JG.

Pharmacopsychiatry. 2017 Sep;50(5):189-196. doi: 10.1055/s-0043-112755. Epub 2017 Jul 4. Review.

PMID:
28675912
48.

Driving Performance of Depressed Patients who are Untreated or Receive Long-Term Antidepressant (SSRI/SNRI) Treatment.

van der Sluiszen NNJJM, Wingen M, Vermeeren A, Vinckenbosch F, Jongen S, Ramaekers JG.

Pharmacopsychiatry. 2017 Sep;50(5):182-188. doi: 10.1055/s-0043-111600. Epub 2017 Jul 3.

PMID:
28672405
49.

Multifaceted empathy of healthy volunteers after single doses of MDMA: A pooled sample of placebo-controlled studies.

Kuypers KPC, Dolder PC, Ramaekers JG, Liechti ME.

J Psychopharmacol. 2017 May;31(5):589-598. doi: 10.1177/0269881117699617. Epub 2017 Apr 3.

50.

Pharmacokinetic properties of the synthetic cannabinoid JWH-018 and of its metabolites in serum after inhalation.

Toennes SW, Geraths A, Pogoda W, Paulke A, Wunder C, Theunissen EL, Ramaekers JG.

J Pharm Biomed Anal. 2017 Jun 5;140:215-222. doi: 10.1016/j.jpba.2017.03.043. Epub 2017 Mar 24.

PMID:
28365515

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