title: Genetically determined variability of rat behaviour and its biochemical correlates.
mesh_terms: D000818:Animals; D001921:Brain / Q000378:metabolism; D002395:Catecholamines / Q000378:metabolism*; D005106:Exploratory Behavior / Q000502:physiology; D005824:Genetics, Behavioral; D006801:Humans; D051381:Rats; D012919:Social Behavior; D013315:Stress, Psychological / Q000502:physiology*
chemical_list: D002395:Catecholamines