to better define the anticonvulsant profile of gvg , groups of mice were treated , 1 , 2 , 4 , and 24 hours prior to challenge with convulsant doses of strychnine , pentetrazole ( ptz ) , and picrotoxin , and brain amino acid levels , including brain concentrations of gvg , were measured .
C0006104
brain
C0086045
concentrations