title: Structural, ultrastructural and immunohistochemical observations on the interpeduncular nucleus of the elasmobranch fish Scyllium stellare.
mesh_terms: D000818:Animals; D001921:Brain / Q000166:cytology* / Q000648:ultrastructure; D007124:Immunoenzyme Techniques; D008854:Microscopy, Electron; D012754:Sharks / Q000033:anatomy & histology*; D013373:Substance P / Q000032:analysis
chemical_list: D013373:Substance P