Methods Rats were injected intradermally with 2% 5-hydroxytryptamine (5-ht) on the nape of the neck.
方法大鼠颈背部皮内注射2% 5 -羟色胺(5 - HT)建立大鼠瘙痒模型。
2
AE-1 elevated 5-ht level in the striatum and the NE and DA level in the cortex, chloroform fraction (AE-2) only significantly increased DA level in cortex.