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Full-Text Articles in Biological Psychology
Time-Dependent Effects Of Stress On Cocaine Conditioned Place Preference Using A Rat Model Of Posttraumatic Stress Disorder, Lily K. Helpenstell
Time-Dependent Effects Of Stress On Cocaine Conditioned Place Preference Using A Rat Model Of Posttraumatic Stress Disorder, Lily K. Helpenstell
Senior Theses
Posttraumatic Stress Disorder (PTSD) affects approximately 8% of the entire population within their lifetimes. A startling trend of co-occurring PTSD and cocaine use has surfaced among humans who express these disorders. The present study employed the rat model of PTSD, Single Prolonged Stress, to examine the effects of stress on the rewarding properties of cocaine. Place conditioning was used to specifically evaluate differences between animals that had undergone a post-stress delay of conditioning in comparison to animals that were not delayed. This delay before conditioning, or incubation period, is a time spent undisturbed in the home cage for 10-days post-stress …