2017
Hippocampal 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
2015
Multiple Nicotinic Acetylcholine Receptor Subtypes in the Mouse Amygdala Regulate Affective Behaviors and Response to Social Stress
Mineur YS, Fote GM, Blakeman S, Cahuzac EL, Newbold SA, Picciotto MR. Multiple Nicotinic Acetylcholine Receptor Subtypes in the Mouse Amygdala Regulate Affective Behaviors and Response to Social Stress. Neuropsychopharmacology 2015, 41: 1579-1587. PMID: 26471256, PMCID: PMC4832019, DOI: 10.1038/npp.2015.316.Peer-Reviewed Original ResearchConceptsDepression-like behaviorBasolateral amygdalaΑ7 nAChRsCholinergic signalingMultiple nicotinic acetylcholine receptor subtypesNon-selective nAChR antagonist mecamylamineNicotinic acetylcholine receptor activityNicotinic acetylcholine receptor subtypesStress-mediated behaviorsAntidepressant-like effectsAcetylcholine receptor activityC-Fos immunoreactivityNAChR antagonist mecamylamineAcetylcholine receptor subtypesEffects of nicotineMajor depressive disorderSocial defeat stressAnxiety-like behaviorPre-clinical studiesHuman clinical trialsModels of anxietyMouse behavioral modelsHypercholinergic stateAntagonist mecamylamineLocal infusionAntidepressant-like effects of guanfacine and sex-specific differences in effects on c-fos immunoreactivity and paired-pulse ratio in male and female mice
Mineur YS, Bentham MP, Zhou WL, Plantenga ME, McKee SA, Picciotto MR. Antidepressant-like effects of guanfacine and sex-specific differences in effects on c-fos immunoreactivity and paired-pulse ratio in male and female mice. Psychopharmacology 2015, 232: 3539-3549. PMID: 26146014, PMCID: PMC4561580, DOI: 10.1007/s00213-015-4001-3.Peer-Reviewed Original ResearchConceptsAntidepressant-like effectsPaired-pulse ratioC-Fos immunoreactivityPrefrontal cortexSwim testBrain areasRobust antidepressant-like effectsBrain regionsSex differencesMale C57BL/6J miceDepression-like behaviorEffects of guanfacineAcetylcholinesterase inhibitor physostigmineLight/dark boxBaseline sex differencesC-fos expressionDepression-like stateCritical brain regionsDifferent brain areasSex-specific changesAntidepressant efficacyCholinergic controlInhibitor physostigmineC57BL/6J miceAgonist guanfacine