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Related Experiment Videos

Conditioned effects of kindling.

S J Barnes1, J P Pinel

  • 1Department of Psychology, University of British Columbia, 2136 West Mall, Rm. 2509, V6T 1Z4, Vancouver, BC, Canada. stevenb@interchange.ubc.ca

Neuroscience and Biobehavioral Reviews
|January 22, 2002
PubMed
Summary

The brain

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Area of Science:

  • Neuroscience
  • Epilepsy Research
  • Behavioral Plasticity

Background:

  • The kindling phenomenon, involving electrical brain stimulation, models epileptogenesis and neuroplasticity.
  • Kindling is increasingly used to study interictal emotional changes in epilepsy.
  • The role of cues associated with kindling stimulation has been overlooked.

Purpose of the Study:

  • To investigate the impact of cues associated with the kindling protocol on seizures and behavior.
  • To determine if specific brain stimulation sites yield conditioned interictal behaviors.

Main Methods:

  • Rats underwent standard kindling protocols with associated environmental cues.
  • Behavioral assessments were conducted to evaluate motor seizures and interictal changes.
  • Specific brain sites, including the amygdala, were targeted for stimulation.

Main Results:

  • Environmental cues associated with kindling produced conditioned effects on motor seizures and interictal behavior in rats.
  • Kindling at certain sites, like the amygdala, induced conditioned defensive behaviors between seizures.

Conclusions:

  • Cues regularly paired with kindling stimulation can influence seizure activity and interictal behavior.
  • Conditioned behaviors, particularly defensive ones from amygdala kindling, have significant implications for epilepsy research.
  • Future kindling research should account for the influence of associated cues on behavioral outcomes.

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