2008
Effects of galanin on cocaine-mediated conditioned place preference and ERK signaling in mice
Narasimhaiah R, Kamens HM, Picciotto MR. Effects of galanin on cocaine-mediated conditioned place preference and ERK signaling in mice. Psychopharmacology 2008, 204: 95-102. PMID: 19099295, PMCID: PMC2872184, DOI: 10.1007/s00213-008-1438-7.Peer-Reviewed Original ResearchConceptsVentral tegmental areaEffects of galaninNucleus accumbensNeuropeptide galaninPlace preferenceThreshold doseEffects of morphineMesolimbic dopamine systemMesolimbic dopaminergic pathwaySystemic cocaine injectionPlace preference paradigmCocaine-induced activationDrugs of abuseAmphetamine reinforcementWild-type controlsExtracellular signal-regulated kinase (ERK) activityTegmental areaCocaine injectionCocaine responseDopaminergic pathwaysConclusionsThese dataGalaninRewarding effectsDopamine systemDrug reinforcement
2003
The neuropeptide galanin modulates behavioral and neurochemical signs of opiate withdrawal
Zachariou V, Brunzell DH, Hawes J, Stedman DR, Bartfai T, Steiner RA, Wynick D, Langel Ü, Picciotto MR. The neuropeptide galanin modulates behavioral and neurochemical signs of opiate withdrawal. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 9028-9033. PMID: 12853567, PMCID: PMC166432, DOI: 10.1073/pnas.1533224100.Peer-Reviewed Original ResearchConceptsMorphine withdrawal signsWithdrawal signsOpiate withdrawalGalanin agonistsEffects of galaninLocus coeruleus neuronsC-Fos immunoreactivityBlood-brain barrierEndogenous galaninMorphine withdrawalNoradrenergic neuronsCoeruleus neuronsC57BL/6 miceNeurochemical signsNeuropeptide galaninLocus coeruleusPossible molecular mechanismsTyrosine hydroxylaseGalaninNeuronal activityGalanin peptidePhysical signsTransgenic miceDrug dependenceBehavioral effects