Ayahuasca enhances creative divergent thinking while decreasing conventional convergent thinking von Kuypers, K. P. C., Riba, J., de la Fuente Revenga, M., Barker, S., Theunissen, E. L., Ramaekers, J. G.

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A pooled analysis of on-the-road highway driving studies in actual traffic measuring standard deviation of lateral position (i.e., “weaving”) while driving at a blood alcohol conce... von Jongen, S., Vermeeren, A., van der Sluiszen, N. N. J. J. M., Schumacher, M. B., Theunissen, E. L., Kuypers, K. P. C., Vuurman, E. F. P. M., Ramaekers, J. G.

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Self-rated costs and benefits of conventional and alternative adult ADHD treatments von Haijen, E. C. H. M., Hurks, P. P. M., Kuypers, K. P. C.

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Subjective aggression during alcohol and cannabis intoxication before and after aggression exposure von De Sousa Fernandes Perna, E. B., Theunissen, E. L., Kuypers, K. P. C., Toennes, S. W., Ramaekers, J. G.

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Sub-acute and long-term effects of ayahuasca on affect and cognitive thinking style and their association with ego dissolution von Uthaug, M. V., van Oorsouw, K., Kuypers, K. P. C., van Boxtel, M., Broers, N. J., Mason, N. L., Toennes, S. W., Riba, J., Ramaekers, J. G.

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A placebo-controlled study of the effects of ayahuasca, set and setting on mental health of participants in ayahuasca group retreats von Uthaug, M. V., Mason, N. L., Toennes, S. W., Reckweg, J. T., de Sousa Fernandes Perna, E. B., Kuypers, K. P. C., van Oorsouw, K., Riba, J., Ramaekers, J. G.

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A placebo-controlled study to assess Standardized Field Sobriety Tests performance during alcohol and cannabis intoxication in heavy cannabis users and accuracy of point of collect... von Bosker, W. M., Theunissen, E. L., Conen, S., Kuypers, K. P. C., Jeffery, W. K., Walls, H. C., Kauert, G. F., Toennes, S. W., Moeller, M. R., Ramaekers, J. G.

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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 sati... von Uthaug, M. V., Lancelotta, R., van Oorsouw, K., Kuypers, K. P. C., Mason, N., Rak, J., Šuláková, A., Jurok, R., Maryška, M., Kuchař, M., Páleníček, T., Riba, J., Ramaekers, J. G.

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Rivastigmine but not vardenafil reverses cannabis-induced impairment of verbal memory in healthy humans von Theunissen, E. L., Heckman, P., de Sousa Fernandes Perna, E. B., Kuypers, K. P. C., Sambeth, A., Blokland, A., Prickaerts, J., Toennes, S. W., Ramaekers, J. G.

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Changes in serotonin transporter (5-HTT) gene expression in peripheral blood cells after MDMA intake von Yubero-Lahoz, Samanta, Kuypers, K. P. C., Ramaekers, J. G., Langohr, Klaus, Farré, Magí, de la Torre, Rafael

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Spontaneous and deliberate creative cognition during and after psilocybin exposure von Mason, N. L., Kuypers, K. P. C., Reckweg, J. T., Müller, F., Tse, D. H. Y., Da Rios, B., Toennes, S. W., Stiers, P., Feilding, A., Ramaekers, J. G.

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MDMA and alcohol effects, combined and alone, on objective and subjective measures of actual driving performance and psychomotor function von KUYPERS, K. P. C, SAMYN, N, RAMAEKERS, J. G

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Cannabis containing equivalent concentrations of delta-9-tetrahydrocannabinol (THC) and cannabidiol (CBD) induces less state anxiety than THC-dominant cannabis von Hutten, Nadia R. P. W., Arkell, T. R., Vinckenbosch, F., Schepers, J., Kevin, R. C., Theunissen, E. L., Kuypers, K. P. C., McGregor, I. S., Ramaekers, J. G.

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Effects of stimulant drugs on actual and simulated driving: perspectives from four experimental studies conducted as part of the DRUID research consortium von Ramaekers, J. G., Kuypers, K. P. C., Bosker, W. M., Brookhuis, K. A., Veldstra, J. A., Simons, R., Martens, M., Hjälmdahl, M., Forsman, Å., Knoche, A.

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Methylphenidate reduces functional connectivity of nucleus accumbens in brain reward circuit von Ramaekers, J. G., Evers, E. A., Theunissen, E. L., Kuypers, K. P. C., Goulas, A., Stiers, P.

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Cannabis and cocaine decrease cognitive impulse control and functional corticostriatal connectivity in drug users with low activity DBH genotypes von Ramaekers, J. G., van Wel, J. H., Spronk, D., Franke, B., Kenis, G., Toennes, S. W., Kuypers, K. P. C., Theunissen, E. L., Stiers, P., Verkes, R. J.

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Me, myself, bye: regional alterations in glutamate and the experience of ego dissolution with psilocybin von Mason, N L, Kuypers, K P C, Müller, F, Reckweg, J, Tse, D H Y, Toennes, S W, Hutten, N R P W, Jansen, J F A, Stiers, P, Feilding, A, Ramaekers, J G

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Drug liking and wanting, not impulsive action or reflection is increased by 4-fluoroamphetamine von Kuypers, K. P. C., de Sousa Fernandes Perna, E. B., Dolder, P. C., Toennes, S. W., Theunissen, E. L., Mason, N. L., Hutten, N. R. P. W., Ramaekers, J. G.

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Emotion recognition during cocaine intoxication von Kuypers, K.P.C, Steenbergen, L, Theunissen, E.L, Toennes, S.W, Ramaekers, J.G

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Psychedelic medicine: The biology underlying the persisting psychedelic effects von Kuypers, K.P.C.

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