The morphological properties of serotoninergic immunoreactive fibers and their spatial relationships to pleural sensory neurons of Aplysia were studied with an immunocytochemical ABC method under light and transmission electron microscopy.

• 应用免疫细胞化学 ABC 法,研究了海兔5-羟色胺免疫反应阳性(5-HT-IR)纤维与侧节感觉神经元的空间关系。