β2-Subunit-containing nicotinic acetylcholine receptors are involved in nicotine-induced increases in conditioned reinforcement but not progressive ratio responding for food in C57BL/6 mice
Brunzell DH, Chang JR, Schneider B, Olausson P, Taylor JR, Picciotto MR. β2-Subunit-containing nicotinic acetylcholine receptors are involved in nicotine-induced increases in conditioned reinforcement but not progressive ratio responding for food in C57BL/6 mice. Psychopharmacology 2005, 184: 328-338. PMID: 16133126, DOI: 10.1007/s00213-005-0099-z.Peer-Reviewed Original ResearchConceptsNicotine exposureNicotinic acetylcholine receptorsFood-reinforced respondingAcetylcholine receptorsPrior nicotine exposureNicotine-induced increasesProgressive ratioNicotinic receptor subtypesEffects of nicotineWild-type miceProgressive ratio testC57BL/6 miceReceptor subtypesConclusionThese dataChronic exposureReinforcement testingMiceΒ2 subunitUnpaired presentationsExposureReceptorsApproach trainingPresentationPaired presentationsPrimary reinforcement