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Synaptic plasticity: multiple forms, functions, and mechanisms.

Ami Citri1, Robert C Malenka

  • 1Department of Psychiatry and Behavioral Sciences, Nancy Pritzker Laboratory, Stanford University School of Medicine, Palo Alto, CA 94304-5485, USA.

Neuropsychopharmacology : Official Publication of the American College of Neuropsychopharmacology
|August 31, 2007
PubMed
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Experiences shape the brain by altering neural circuits through synaptic plasticity. This review explores synaptic plasticity mechanisms, functions, and links to neuropsychiatric disorders.

Area of Science:

  • Neuroscience
  • Cellular Biology
  • Neurobiology

Background:

  • Experiences significantly impact brain function by modifying neural circuitry.
  • Synaptic plasticity, the alteration of synaptic transmission, is a primary mechanism underlying these experience-dependent brain changes.

Purpose of the Study:

  • To review the current understanding of major forms of synaptic plasticity at excitatory synapses in the mammalian brain.
  • To discuss the developmental and behavioral functions of synaptic plasticity.
  • To explore the contribution of maladaptive synaptic plasticity to neuropsychiatric disorders.

Main Methods:

  • Literature review of current research on synaptic plasticity.
  • Analysis of mechanisms at excitatory synapses in the mammalian brain.

Related Experiment Videos

  • Examination of functional roles and pathological implications.

    • Main Results:

    • Synaptic plasticity is a fundamental process by which experiences modify brain circuitry.
    • Various forms of synaptic plasticity exist at excitatory synapses, with distinct molecular mechanisms.
    • Synaptic plasticity plays crucial roles in development, learning, and behavior.

    Conclusions:

    • Understanding synaptic plasticity mechanisms is key to comprehending brain function and adaptation.
    • Dysfunctional synaptic plasticity is implicated in the pathophysiology of neuropsychiatric disorders.
    • Further research into synaptic plasticity may reveal therapeutic targets for neurological and psychiatric conditions.