title: Arrangement, ultrastructure, and adrenergic innervation of smooth musculature of the ductuli efferentes, ductus epididymidis and ductus deferens of man.
mesh_terms: D004822:Epididymis / Q000166:cytology* / Q000294:innervation; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D008856:Microscopy, Fluorescence; D009130:Muscle, Smooth / Q000166:cytology / Q000294:innervation*; D009638:Norepinephrine / Q000032:analysis; D013564:Sympathetic Nervous System / Q000032:analysis; D013737:Testis / Q000166:cytology* / Q000294:innervation; D014649:Vas Deferens / Q000166:cytology* / Q000294:innervation
chemical_list: D009638:Norepinephrine