Preexposure to, but Not Cotreatment with, the Neurotensin Antagonist SR 48692 Delays the Development of Cocaine Sensitization
Horger B, Taylor J, Elsworth J, Roth R. Preexposure to, but Not Cotreatment with, the Neurotensin Antagonist SR 48692 Delays the Development of Cocaine Sensitization. Neuropsychopharmacology 1994, 11: 215-222. PMID: 7865101, DOI: 10.1038/sj.npp.1380108.Peer-Reviewed Original ResearchConceptsCocaine challenge injectionSR 48692Role of neurotensinDevelopment of sensitizationEffects of cocaineCocaine sensitizationChallenge injectionDay drug-free periodMale Sprague-Dawley ratsCocaine-induced locomotor activityDrug-free periodSprague-Dawley ratsCocaine-induced locomotor activationCocaine-induced activityDrug-free daysEffects of cotreatmentPreexposure injectionsDaily administrationLocomotor activationCocaine testLocomotor deficitsLocomotor activityActivity countsChronic preexposureCocaine testing