Bidirectional Regulation of Aggression in Mice by Hippocampal Alpha-7 Nicotinic Acetylcholine Receptors
Lewis AS, Pittenger ST, Mineur YS, Stout D, Smith PH, Picciotto MR. Bidirectional Regulation of Aggression in Mice by Hippocampal Alpha-7 Nicotinic Acetylcholine Receptors. Neuropsychopharmacology 2017, 43: 1267-1275. PMID: 29114104, PMCID: PMC5916354, DOI: 10.1038/npp.2017.276.Peer-Reviewed Original ResearchConceptsΑ7 nAChRsDentate gyrusNicotinic acetylcholine receptorsGTS-21Resident-intruder interactionsAlpha 7 nicotinic acetylcholine receptorAcetylcholine receptorsΑ7 nicotinic acetylcholine receptorExcitatory-inhibitory balancePromising therapeutic interventionGranule cell activityAggressive behaviorResident-intruder testHippocampal α7Wild-type controlsUnderlying neurobiological substratesGABAergic interneuronsMale micePotential neural circuitsRegulation of aggressionGranule cellsTherapeutic interventionsPartial agonistBrain regionsCell activityHippocampal α7 nicotinic ACh receptors contribute to modulation of depression‐like behaviour in C57BL/6J mice
Mineur YS, Mose TN, Blakeman S, Picciotto MR. Hippocampal α7 nicotinic ACh receptors contribute to modulation of depression‐like behaviour in C57BL/6J mice. British Journal Of Pharmacology 2017, 175: 1903-1914. PMID: 28264149, PMCID: PMC5979617, DOI: 10.1111/bph.13769.Peer-Reviewed Original ResearchConceptsDepression-like behaviorNicotinic ACh receptorsFemale miceMale miceCholinergic signalingACh receptorsΑ7 nAChRsSignificant antidepressant-like effectΑ7 nicotinic ACh receptorsEffect of α7Antidepressant-like effectsAgonist GTS-21Depression-related behaviorsC-Fos immunoreactivityACh receptor antagonistDepression-like phenotypeAnxiety-like behaviorNicotinic acetylcholine receptorsAnxiety-like phenotypeHippocampal α7Physostigmine administrationAntagonist methyllycaconitineReceptor antagonistSwim testGTS-21