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Kjell Fuxé

6 papers in the library · 322 citations · publishing 1968-2026

Papers

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The 3,4-methylenedioxymethamphetamine (MDMA) reduces prosocial behavior in the social preference test in male and female rats.

Pharmacology, Biochemistry, and Behavior February 1, 2026 Daniel A Palacios-Lagunas, Juan C Hernández-mondragón, Kjell Fuxé et al. 1 citation

The promotion of prosocial behavior is a remarkable MDMA property. Such an effect is rather uncommon among other psychoactive substances and has been proposed to be of relevance for the potential therapeutic utility of MDMA. We aim to expand our knowledge of the prosocial effects of MDMA, considering sex and housing conditions as extra variables. To this end, housed individually or...

Potentiation of antidepressant effects: NPY1R agonist and ketamine synergy enhances TrkB signaling and neurogenesis in the ventral hippocampus.

Expert Opinion on Therapeutic Targets April 1, 2024 Carlos Arrabal-Gómez, Pedro Serrano-Castro, Jose Andrés Sánchez-Pérez et al. 7 citations

Major Depressive Disorder (MDD) poses a significant challenge to global health, with current treatments often limited by efficacy and onset delays. This study explores the synergistic antidepressant-like effects of an NPY1R agonist and Ketamine, targeting their neurobiological interactions within the ventral hippocampus. Utilizing a preclinical model, this study administered Neuropeptide Y...

DOI: 10.1080/14728222.2024.2342524 (opens in new tab) Full text (opens in new tab) Neurogenesis Antidepressant therapy Npy1r agonist Ventral hippocampus +9

Serotonin Heteroreceptor Complexes and Their Integration of Signals in Neurons and Astroglia—Relevance for Mental Diseases

Cells July 27, 2021 Dasiel O Borroto-Escuela, Patrizia Ambrogini, Manuel Narváez et al. 29 citations

The heteroreceptor complexes present a novel biological principle for signal integration. These complexes and their allosteric receptor–receptor interactions are bidirectional and novel targets for treatment of CNS diseases including mental diseases. The existence of D2R-5-HT2AR heterocomplexes can help explain the anti-schizophrenic effects of atypical antipsychotic drugs not only based on...

DOI: 10.3390/cells10081902 (opens in new tab) Relevance law Cognitive science

A new theoretical approach to the functional meaning of sleep and dreaming in humans based on the maintenance of 'predictive psychic homeostasis'.

Communicative & Integrative Biology November 1, 2011 Luigi F Agnati, Peter W Barlow, František Baluška et al.

Different theories have been put forward during the last decade to explain the functional meaning of sleep and dreaming in humans. In the present paper, a new theory is presented which, while taking advantage of these earlier theories, introduces the following new and original aspects: • Circadian rhythms relevant to various organs of the body affect the reciprocal interactions which operate to...

DOI: 10.4161/cib.17602 (opens in new tab) Full text (opens in new tab) Predictive psychic homeostasis Evolutionary tinkering

Effects of chronic administration of antidepressant drugs on central serotonergic receptor mechanisms

Palgrave Macmillan UK eBooks 1983 Sven Ove Ögren, Kjell Fuxé, Odd‐geir Berge et al. 11 citations

The present studies have shown that chronic antidepressant treatment with desipramine (DMI), imipramine (IMI) and zimelidine produced behavioral evidence for sub- and supersensitivity depending on 5-HT agonist dose and types of behavior examined. Thus, chronic treatment with all three drugs reduced head twitches induced by a high dose of the 5-HT agonist 5-methoxy-N,N-dimethyltryptamine...

DOI: 10.1007/978-1-349-06689-6_7 (opens in new tab) Serotonergic Desipramine Imipramine Antidepressant +4

Evidence for a central 5‐hydroxytryptamine receptor stimulation by lysergic acid diethylamide

British Journal of Pharmacology September 1, 1968 N.‐e. Andén, H. Corrodi, Kjell Fuxé et al. 274 citations

Lysergic acid diethylamide (LSD) and the 5‐hydroxytryptamine (5‐HT) precursor, 5‐hydroxytryptophan produced similar functional effects in rat spinal cord and brain to the 5‐hydroxytryptamine precursor 5‐hydroxytryptophan, which indicates that LSD stimulates central 5‐HT receptors. By means of combined histochemical and biochemical techniques it was found that LSD reduced the turnover rate of...