Behavior and EEG changes of unanesthetized cats after kainic acid injection into unilateral caudate nucleus

1. The microinjection of KA into the unilateral caudate nucleus induces secondarily generalized seizure. 2. The caudate nucleus considered to be one of the important relay structures in the generalization of epilepsy. 3. In this model of caudate nucleus epilepsy, cats did not show spontaneous seizure or choreic movement in the chronic stage.