| Microdosing psychedelics: More questions than answers? An overview and suggestions for future research KPC Kuypers, L Ng, D Erritzoe, GM Knudsen, CD Nichols, DE Nichols, ... Journal of Psychopharmacology 33 (9), 1039-1057, 2019 | 199 | 2019 |
| Sub-acute and long-term effects of ayahuasca on affect and cognitive thinking style and their association with ego dissolution MV Uthaug, K van Oorsouw, KPC Kuypers, M Van Boxtel, NJ Broers, ... Psychopharmacology 235, 2979-2989, 2018 | 196 | 2018 |
| Ayahuasca enhances creative divergent thinking while decreasing conventional convergent thinking KPC Kuypers, J Riba, M de la Fuente Revenga, S Barker, EL Theunissen, ... Psychopharmacology 233, 3395-3403, 2016 | 181 | 2016 |
| Me, myself, bye: regional alterations in glutamate and the experience of ego dissolution with psilocybin NL Mason, KPC Kuypers, F Müller, J Reckweg, DHY Tse, SW Toennes, ... Neuropsychopharmacology 45 (12), 2003-2011, 2020 | 179 | 2020 |
| 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 … MV Uthaug, R Lancelotta, K Van Oorsouw, KPC Kuypers, N Mason, J Rak, ... Psychopharmacology 236 (9), 2653-2666, 2019 | 167 | 2019 |
| Sub-acute effects of psilocybin on empathy, creative thinking, and subjective well-being NL Mason, E Mischler, MV Uthaug, KPC Kuypers Journal of psychoactive drugs 51 (2), 123-134, 2019 | 147 | 2019 |
| Psychedelics and neuroplasticity: a systematic review unraveling the biological underpinnings of psychedelics CMH De Vos, NL Mason, KPC Kuypers Frontiers in psychiatry 12, 724606, 2021 | 142 | 2021 |
| Medicinal Δ9‐tetrahydrocannabinol (dronabinol) impairs on‐the‐road driving performance of occasional and heavy cannabis users but is not detected in Standard … WM Bosker, KPC Kuypers, EL Theunissen, A Surinx, RJ Blankespoor, ... Addiction 107 (10), 1837-1844, 2012 | 135 | 2012 |
| Acute effects of 3, 4-methylenedioxymethamphetamine (MDMA) on behavioral measures of impulsivity: alone and in combination with alcohol JG Ramaekers, KPC Kuypers Neuropsychopharmacology 31 (5), 1048-1055, 2006 | 134 | 2006 |
| MDMA and alcohol effects, combined and alone, on objective and subjective measures of actual driving performance and psychomotor function KPC Kuypers, N Samyn, JG Ramaekers Psychopharmacology 187, 467-475, 2006 | 124 | 2006 |
| Motives and side-effects of microdosing with psychedelics among users NRPW Hutten, NL Mason, PC Dolder, KPC Kuypers International Journal of Neuropsychopharmacology 22 (7), 426-434, 2019 | 120 | 2019 |
| Transient memory impairment after acute dose of 75mg 3.4-Methylene-dioxymethamphetamine KPC Kuypers, JG Ramaekers Journal of Psychopharmacology 19 (6), 633-639, 2005 | 119 | 2005 |
| Stimulant effects of 3, 4‐methylenedioxymethamphetamine (MDMA) 75 mg and methylphenidate 20 mg on actual driving during intoxication and withdrawal JG Ramaekers, KPC Kuypers, N Samyn Addiction 101 (11), 1614-1621, 2006 | 114 | 2006 |
| Effects of Acute MDMA Intoxication on Mood and Impulsivity: Role of the 5-HT2 and 5-HT1 Receptors JHP van Wel, KPC Kuypers, EL Theunissen, WM Bosker, K Bakker, ... PloS one 7 (7), e40187, 2012 | 113 | 2012 |
| Psychomotor function in chronic daily cannabis smokers during sustained abstinence WM Bosker, EL Karschner, D Lee, RS Goodwin, J Hirvonen, RB Innis, ... PloS one 8 (1), e53127, 2013 | 108 | 2013 |
| No Evidence that MDMA-Induced Enhancement of Emotional Empathy Is Related to Peripheral Oxytocin Levels or 5-HT1a Receptor Activation KPC Kuypers, R de la Torre, M Farre, S Yubero-Lahoz, I Dziobek, ... PloS one 9 (6), e100719, 2014 | 104 | 2014 |
| A case-control study estimating accident risk for alcohol, medicines and illegal drugs KPC Kuypers, SA Legrand, JG Ramaekers, AG Verstraete Public Library of Science 7 (8), e43496, 2012 | 103 | 2012 |
| Low doses of LSD acutely increase BDNF blood plasma levels in healthy volunteers NRPW Hutten, NL Mason, PC Dolder, EL Theunissen, F Holze, ME Liechti, ... ACS pharmacology & translational science 4 (2), 461-466, 2020 | 101 | 2020 |
| Cannabis and tolerance: acute drug impairment as a function of cannabis use history JG Ramaekers, JH Van Wel, DB Spronk, SW Toennes, KPC Kuypers, ... Scientific reports 6 (1), 26843, 2016 | 95 | 2016 |
| Mood and cognition after administration of low LSD doses in healthy volunteers: A placebo controlled dose-effect finding study NRPW Hutten, NL Mason, PC Dolder, EL Theunissen, F Holze, ME Liechti, ... European Neuropsychopharmacology 41, 81-91, 2020 | 93 | 2020 |
