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Related Concept Videos

Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders01:27

Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders

Schizophrenia is a neurodevelopmental disorder whose origins are rooted in complex genetic components. Despite our burgeoning understanding, the pathophysiology of this disorder remains incompletely deciphered.
Researchers have identified genetic factors that increase susceptibility to schizophrenia, underscoring the intricate interplay between genetics and environment in disease development. At the core of schizophrenia's pathophysiology is excessive dopaminergic neurotransmission within the...
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G-protein coupled receptors are ligand binding receptors that indirectly affect changes in the cell. The actual receptor is a single polypeptide that transverses the cell membrane seven times creating intracellular and extracellular loops. The extracellular loops create a ligand specific pocket which binds to neurotransmitters or hormones. The intracellular loops holds onto the G-protein.
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Neurotrophin (NT) receptors are a family of RTKs, including trkA, trkB, and trkC (tropomyosin-related kinase) receptors. TrkA is specific for nerve growth factor (NGF), neurotrophin-6, and neurotrophin-7. TrkB binds...
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Antipsychotic drugs are a crucial treatment method for acute and chronic psychoses, bipolar illness, and behavioral disorders. The selection of these drugs depends on several factors, including the state of the disease, clinical judgment, possible drug interactions, and the patient's sensitivity to adverse effects. In immediate scenarios, such as delirium and dementia, short-term treatment with low doses of high-potency typical or atypical agents can effectively manage symptom exacerbation. For...
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Updated: Jun 4, 2026

Method for Identifying Small Molecule Inhibitors of the Protein-protein Interaction Between HCN1 and TRIP8b
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Published on: November 11, 2016

TRP channels and psychiatric disorders.

Loris A Chahl1

  • 1School of Biomedical Science and Pharmacy, University of Newcastle, Newcastle, NSW 2308, Australia. loris.chahl@newcastle.edu.au

Advances in Experimental Medicine and Biology
|February 4, 2011
PubMed
Summary

Transient Receptor Potential (TRP) channels, like TRPC6, show promise as new antidepressant targets due to their role in neuronal growth. Further research into TRP channels may also reveal insights into schizophrenia treatments.

Area of Science:

  • Neuroscience
  • Pharmacology
  • Psychiatry

Background:

  • Major psychiatric disorders like depression and schizophrenia cause significant suffering, with current treatments having limitations.
  • New therapeutic targets are urgently needed for these conditions.
  • Research into Transient Receptor Potential (TRP) channels in psychiatric disorders is nascent, with their therapeutic potential largely speculative.

Purpose of the Study:

  • To explore the potential of TRP channels as novel drug targets for psychiatric disorders, specifically depression and schizophrenia.
  • To review existing evidence on TRP channel involvement in neuronal development, synaptic function, and neurotransmitter systems relevant to psychiatric conditions.

Main Methods:

  • Literature review and synthesis of current research findings on TRP channels (TRPC6, TRPV1) in the context of psychiatric disorders.

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  • Analysis of the role of TRPC6 activation by hyperforin (St. John's wort) in relation to antidepressant potential.
  • Examination of TRPV1 channel involvement in anxiolytic and dopaminergic/cannabinoid mechanisms.

    • Main Results:

    • TRPC6 channels promote dendritic growth and are activated by hyperforin, suggesting potential as an antidepressant target.
    • TRPV1 antagonists exhibit anxiolytic activity, but direct antidepressant evidence is lacking.
    • While direct evidence is absent, TRP channel involvement in neuronal development, synaptic mechanisms, and central neurotransmitter systems suggests potential roles in schizophrenia.

    Conclusions:

    • TRPC6 channels represent a promising avenue for antidepressant drug development.
    • TRP channels may play a role in the pathophysiology of schizophrenia, warranting further investigation.
    • Continued research into TRP channels offers potential for advancing our understanding and treatment of psychiatric disorders.