Browsing by Author "Kuypers, Kim PC"

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  • Kuypers, Kim PC; Torre Fornell, Rafael de la; Farré, Magí; Xicota Vila, Laura, 1987-; de Sousa Fernandes Perna, E. B.; Theunissen, E. L.; Ramaekers, Johannes G. (Nature Publishing Group, 2018)
    MDMA exerts its main effects via the serotonergic system and the serotonin transporter. The gene coding for this transporter determines the expression rate of the transporter. Previously it was shown that healthy individuals ...
  • Kuypers, Kim PC; Torre Fornell, Rafael de la; Farré Albaladejo, Magí; Pujadas Bastardes, Mitona; Ramaekers, Johannes G. (Wiley, 2013)
    BACKGROUND: Ecstasy use is commonly linked with memory deficits in abstinent ecstasy users. Similar impairments are being found during ecstasy intoxication after single doses of ± 3,4 metylenedioxymethamphetamine (MDMA). ...
  • Puxty, Drew J.; Ramaekers, Johannes G.; Torre Fornell, Rafael de la; Farré Albaladejo, Magí; Pizarro Lozano, Mª Nieves; Pujadas, Mitona; Kuypers, Kim PC (Frontiers, 2017)
    Previous research has shown that a single dose of MDMA induce a dissociative state, by elevating feelings of depersonalization and derealization. Typically, it is assumed that action on the 5-HT2A receptor is the mechanism ...
  • Kuypers, Kim PC; Torre Fornell, Rafael de la; Farré Albaladejo, Magí; Pizarro Lozano, Mª Nieves; Xicota Vila, Laura, 1987-; Ramaekers, Johannes G. (Springer, 2018)
    BACKGROUND: MDMA has been shown to induce feelings of sociability, a positive emotional bias and enhanced empathy. While previous research has used only visual emotional stimuli, communication entails more than that single ...
  • Papaseit Fontanet, Esther; Pérez Mañá, Clara; de Sousa Fernandes Perna, Elizabeth B.; Olesti Muñoz, Eulàlia, 1991-; Mateus Rodriguez, Julian Andrés; Kuypers, Kim PC; Theunissen, Eef L.; Fonseca Casals, Francina, 1972-; Torrens, Marta; Ramaekers, Johannes G.; Torre Fornell, Rafael de la; Farré Albaladejo, Magí (Frontiers, 2020)
    Mephedrone (4-MMC, mephedrone) is a synthetic cathinone derivative included in the class of new psychoactive substances. It is commonly used simultaneously with alcohol (ethanol). The aim of the present study was to evaluate ...
  • Kuypers, Kim PC; Torre Fornell, Rafael de la; Farré Albaladejo, Magí; Yubero Lahoz, Samanta, 1985-; Dziobek, Isabel; Van Den Bos, Wouter; Ramaekers, Johannes G. (Public Library of Science (PLoS), 2014)
    The present study aimed at investigating the effect of MDMA on measures of empathy and social interaction, and the roles of oxytocin and the 5-HT1A receptor in these effects. The design was placebo-controlled within-subject ...
  • Haijen, Eline; Farré Albaladejo, Magí; Torre Fornell, Rafael de la; Pastor, Antonio; Olesti Muñoz, Eulàlia, 1991-; Pizarro Lozano, Mª Nieves; Ramaekers, Johannes G.; Kuypers, Kim PC (Springer, 2018)
    BACKGROUND: Preclinical data have suggested involvement of the endocannabinoid (eCB) system in MDMA-induced memory impairment. Clinical research has shown that blockade of the 5-HT2 receptor nulls memory impairment during ...