Molecular Insights into the Mechanism of Antipsychotic Drugs

A special issue of Biomolecules (ISSN 2218-273X).

Deadline for manuscript submissions: 15 July 2024 | Viewed by 554

Special Issue Editors


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Guest Editor
Professor of Psychiatry & Neuroscience, Department of Psychiatry (Neurochemical Research Unit) and Neuroscience & Mental Health Institute, University of Alberta, Edmonton, AB T6G 2G3, Canada
Interests: psychopharmacology; molecular neuroscience & psychiatry; schizophrenia; translational neuroscience and psychiatry

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Guest Editor
Section of Psychiatry, Department of Medical Sciences and Public Health, University of Cagliari, 09042 Cagliari, Italy
Interests: biomarkers; translational psychiatry; biostatistics; epidemiology
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

We are inviting you all to contribute to this Special Issue.

This is a platform for you all to contribute which we hope would contribute to advance schizophrenia therapeutics.

Despite significant advances, clinical use and effectiveness of antipsychotic medications to treat schizophrenia for over 6 decades, their precise molecular mechanisms of action remain unclear.

This is a platform to present and to discuss the theme of “What Remains to be discovered in schizophrenia therapeutics”. Of course, advancing the understanding of molecular mechanisms of action of antipsychotics remain the key to develop novel psychotropic medications to treat schizophrenia.

Contributions to this special issue may include below themes and we are also happy for your ideas as well:

  • Currently what is known about the effectiveness of antipsychotic drugs and related mechanisms
  • Antipsychotic drug mechanisms of action modifying the disease outcomes
  • What remains to be discovered?
  • Descriptions and definitions of terminology:
  • Advancing and revising the “schizophrenia”; moving forward
  • “Antipsychotic”: what new terminology should be developed, what makes sense and most useful?
  • Animal models of antipsychotic drug effects, construct and predictive validity
  • Approaches to reduce preclinical to clinical translation failures in antipsychotic drug development
  • Antipsychotic medication discovery approaches for known and novel molecular drug targets
  • Lessons learned from antipsychotic drug development failures
  • Beyond neurotransmitter-receptor dyads: intracellular signaling as antipsychotic targets
  • Novel antipsychotic approaches: neural networks instead of neurotransmitters
  • Molecular targets for one drug polypharmacy or multiple drug polypharmacy known and emerging molecular targets for positive psychotic symptoms
  • Molecular targets for negative psychotic symptoms in schizophrenia
  • Molecular targets for cognitive dysfunction in schizophrenia
  • Molecular targets for improved reward system functioning in schizophrenia
  • Molecular underpinnings of treatment resistant schizophrenia
  • Molecular targets for disease modification in schizophrenia
  • Molecular targets for improved safety and tolerability of antipsychotic agents
  • Novel modes of delivery for antipsychotic medications (e.g., subcutaneous, transdermal, intranasal, viral vector-based, etc)
  • Hypothesis-free rapid screening of compounds based on animal proxy measures of specific receptor and neural circuitry target effects that are deliberately screened in or screened out
  • Tropism of Sars-CoV-2 virus and its potential uses in molecular biology

Prof. Dr. Serdar Murat Dursun
Dr. Massimo Tusconi
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Biomolecules is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2700 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • psychotropic medications
  • antipsychotic drugs
  • schizophrenia
  • molecular mechanisms

Published Papers (1 paper)

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Research

14 pages, 2204 KiB  
Article
Haloperidol, Olanzapine, and Risperidone Induce Morphological Changes in an In Vitro Model of Human Hippocampal Neurogenesis
by Bálint Jezsó, Sára Kálmán, Kiara Gitta Farkas, Edit Hathy, Katalin Vincze, Dzsenifer Kovács-Schoblocher, Julianna Lilienberg, Csongor Tordai, Zsófia Nemoda, László Homolya, Ágota Apáti and János M. Réthelyi
Biomolecules 2024, 14(6), 688; https://doi.org/10.3390/biom14060688 - 13 Jun 2024
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Abstract
Background: Induced pluripotent stem cell (iPSC) based neuronal differentiation is valuable for studying neuropsychiatric disorders and pharmacological mechanisms at the cellular level. We aimed to examine the effects of typical and atypical antipsychotics on human iPSC-derived neural progenitor cells (NPCs). Methods: Proliferation and [...] Read more.
Background: Induced pluripotent stem cell (iPSC) based neuronal differentiation is valuable for studying neuropsychiatric disorders and pharmacological mechanisms at the cellular level. We aimed to examine the effects of typical and atypical antipsychotics on human iPSC-derived neural progenitor cells (NPCs). Methods: Proliferation and neurite outgrowth were measured by live cell imaging, and gene expression levels related to neuronal identity were analyzed by RT-QPCR and immunocytochemistry during differentiation into hippocampal dentate gyrus granule cells following treatment of low- and high-dose antipsychotics (haloperidol, olanzapine, and risperidone). Results: Antipsychotics did not modify the growth properties of NPCs after 3 days of treatment. However, the characteristics of neurite outgrowth changed significantly in response to haloperidol and olanzapine. After three weeks of differentiation, mRNA expression levels of the selected neuronal markers increased (except for MAP2), while antipsychotics caused only subtle changes. Additionally, we found no changes in MAP2 or GFAP protein expression levels as a result of antipsychotic treatment. Conclusions: Altogether, antipsychotic medications promoted neurogenesis in vitro by influencing neurite outgrowth rather than changing cell survival or gene expression. This study provides insights into the effects of antipsychotics on neuronal differentiation and highlights the importance of considering neurite outgrowth as a potential target of action. Full article
(This article belongs to the Special Issue Molecular Insights into the Mechanism of Antipsychotic Drugs)
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