The partial cortical and hippocampal levels of noradrenaline (NA) , adrenaline (A) and 5-hydroxytryptamine (5-HT) were examined with fluorescence spectrophotometry in all three groups.

• 采用荧光光度法测定各组动物大脑顶叶皮层及海马的去甲肾上腺素（NA）、肾上腺素（A）及五羟色胺（5-HT）的含量。