AIM: Examine the expression of 5-HT2A receptor mRNA and co-localization of 5-HT2A receptor mRNA with 5-HT immunoreactivity in nucleus raphe magnus (NRM) neurons following carrageenan inflammation.

• 目的:观察角叉菜炎症时,5-羟色胺2A(5-HT_(2A))受体mRNA在中缝大核(NRM)表达的水平及其与5-羟色胺(5-HT)免疫阳性神经元的共存。