title: Effects of lesions of the midbrain raphe nuclei on avoidance learning in rats.
mesh_terms: D000818:Animals; D001362:Avoidance Learning / Q000502:physiology*; D001923:Brain Chemistry; D001933:Brain Stem / Q000502:physiology*; D006897:Hydroxyindoleacetic Acid / Q000032:analysis; D008297:Male; D008636:Mesencephalon / Q000502:physiology*; D011903:Raphe Nuclei / Q000502:physiology*; D051381:Rats; D012701:Serotonin / Q000032:analysis
chemical_list: D012701:Serotonin; D006897:Hydroxyindoleacetic Acid