Hebb, A L O Changes in brain cholecystokinin and anxiety-like behavior following exposure of mice to predator odor. [electronic resource] - Neuroscience 2003 - 539-51 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0306-4522 Standard No.: 10.1016/s0306-4522(02)00710-8 doi Subjects--Topical Terms: Acoustic StimulationAmygdala--physiologyAnimalsAnxiety--physiopathologyBrain--physiologyCholecystokinin--geneticsDarknessExploratory Behavior--physiologyFear--physiologyGene ExpressionLightingMaleMiceMice, Inbred StrainsOdorantsPredatory BehaviorPrefrontal Cortex--physiologyRNA, Messenger--analysisReflex, Startle--physiologyStress, Psychological--physiopathologyVentral Tegmental Area--physiology