Featured Publications
Pharmacological modulation of the α7 nicotinic acetylcholine receptor in a mouse model of mecamylamine-precipitated nicotine withdrawal
Jackson A, Papke RL, Damaj MI. Pharmacological modulation of the α7 nicotinic acetylcholine receptor in a mouse model of mecamylamine-precipitated nicotine withdrawal. Psychopharmacology 2018, 235: 1897-1905. PMID: 29549391, PMCID: PMC6015775, DOI: 10.1007/s00213-018-4879-7.Peer-Reviewed Original ResearchConceptsPositive allosteric modulatorsΑ7 nicotinic acetylcholine receptorMecamylamine-precipitated nicotine withdrawalNicotine withdrawal behaviorsNicotine withdrawalNicotinic acetylcholine receptorsSomatic signsPharmacological modulationNon-selective nAChR antagonist mecamylamineAcetylcholine receptorsNicotine withdrawal-induced hyperalgesiaWithdrawal-induced hyperalgesiaDose-related fashionNicotine withdrawal signsNAChR antagonist mecamylamineAnxiety-like behaviorAntagonist mecamylamineWithdrawal signsPreclinical dataNicotine rewardΑ7 nAChRsAgonist PNU282987Mouse modelWithdrawal behaviorAllosteric modulators
2021
Potentiation of (α4)2(β2)3, but not (α4)3(β2)2, nicotinic acetylcholine receptors reduces nicotine self-administration and withdrawal symptoms
Hamouda AK, Bautista MR, Akinola LS, Alkhlaif Y, Jackson A, Carper M, Toma WB, Garai S, Chen YC, Thakur GA, Fowler CD, Damaj MI. Potentiation of (α4)2(β2)3, but not (α4)3(β2)2, nicotinic acetylcholine receptors reduces nicotine self-administration and withdrawal symptoms. Neuropharmacology 2021, 190: 108568. PMID: 33878302, PMCID: PMC8169606, DOI: 10.1016/j.neuropharm.2021.108568.Peer-Reviewed Original ResearchConceptsPositive allosteric modulatorsWithdrawal symptomsHypothermic effectMale miceAntinociceptive effectΑ4β2 nAChRsNicotine withdrawal-induced hyperalgesiaNAChR isoformsNicotine's antinociceptive effectsWithdrawal-induced hyperalgesiaNicotine withdrawal symptomsNicotine addiction treatmentAnxiety-like behaviorNicotinic acetylcholine receptorsDose-dependent mannerNociceptive responsesNicotine withdrawalNicotine intakeSomatic signsNicotine abstinencePharmacological effectsNicotine useAcetylcholine receptorsAffective symptomsPathophysiological processes
2018
New insights on the effects of varenicline on nicotine reward, withdrawal and hyperalgesia in mice
Bagdas D, Alkhlaif Y, Jackson A, Carroll FI, Ditre JW, Damaj MI. New insights on the effects of varenicline on nicotine reward, withdrawal and hyperalgesia in mice. Neuropharmacology 2018, 138: 72-79. PMID: 29860196, PMCID: PMC6054891, DOI: 10.1016/j.neuropharm.2018.05.025.Peer-Reviewed Original ResearchConceptsEffects of vareniclineNicotine withdrawal signsNicotine rewardΑ5 nAChRWithdrawal signsHigh doseKnockout miceΒ2-nAChRsNicotine withdrawal-induced hyperalgesiaAdministration of vareniclineWithdrawal-induced hyperalgesiaΑ7 knockout miceDose-related mannerNicotinic acetylcholine receptorsΑ5 knockout micePlace preference testVarenicline doseCessation treatmentNicotine withdrawalSomatic signsVareniclineΑ7 nAChRsMouse modelCPP testNicotinic subtypes