Abstract:
BACKGROUND:Several lines of evidence implicate dysfunctional neuronal plasticity in the pathophysiology of schizophrenia (SCZ). Aberrant glutamatergic and gamma amino--butyric acid neurotransmission are thought to underlie core cognitive deficits and negative symptoms of SCZ. Non-invasive brain stimulation (NIBS) allows for the in vivo study of cortical plasticity and excitability at the systems level of the human motor cortex. This review will focus on summarizing the available neurophysiological evidence for impaired motor cortical plasticity in SCZ assessed by NIBS. METHODS:A search of MEDLINE, Embase, and PubMed was performed on the use of NIBS techniques to investigate neuroplasticity in the motor cortex of SCZ patients. The relevant articles were summarized. CONCLUSION:Our review of the literature reveals evidence for disrupted neuroplasticity in SCZ and its close association to alterations in cortical inhibition and dysfunctional intracortical connectivity. Further investigations are required to elucidate the neurobiological mechanisms that underlie dysfunctional plasticity in SCZ in order to develop more targeted therapeutic interventions for SCZ patients.
journal_name
Front Psychiatryjournal_title
Frontiers in psychiatryauthors
Bhandari A,Voineskos D,Daskalakis ZJ,Rajji TK,Blumberger DMdoi
10.3389/fpsyt.2016.00045subject
Has Abstractpub_date
2016-03-29 00:00:00pages
45issn
1664-0640journal_volume
7pub_type
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