2022
Chronic oral nicotine exposure decreases aversive taste of nicotine, increases nicotine withdrawal and reinstatement, but cherry flavor does not alter nicotine’s effects in adolescent rats
Bagdas D, Harris L, Addy N. Chronic oral nicotine exposure decreases aversive taste of nicotine, increases nicotine withdrawal and reinstatement, but cherry flavor does not alter nicotine’s effects in adolescent rats. Neuroscience Letters 2022, 793: 137008. PMID: 36476758, PMCID: PMC9948648, DOI: 10.1016/j.neulet.2022.137008.Peer-Reviewed Original ResearchConceptsTaste responsesNicotine concentrationsNicotine exposureNicotine withdrawalNicotine effectsAdolescent ratsChronic exposureOral nicotine exposureTaste reactivityAversive tasteChronic nicotine exposureDevelopment of toleranceLow nicotine concentrationsE-cigarette useE-cigarette flavoringsHigher nicotine concentrationsNicotine abstinenceNicotine useNaïve animalsChronic effectsNicotineRatsAversive responsesDifferent nicotine concentrationsWithdrawalAnimal Models to Investigate the Impact of Flavors on Nicotine Addiction and Dependence
Bagdas D, Kebede N, Zepei AM, Harris L, Minanov K, Picciotto MR, Addy NA. Animal Models to Investigate the Impact of Flavors on Nicotine Addiction and Dependence. Current Neuropharmacology 2022, 20: 2175-2201. PMID: 35611777, PMCID: PMC9886843, DOI: 10.2174/1570159x20666220524120231.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
2021
Evaluation of Flavor Effects on Oral Nicotine Liking and/or Disliking Using the Taste Reactivity Test in Rats
Bagdas D, Rupprecht LE, Nunes EJ, Schillinger E, Immanuel JJ, Addy NA. Evaluation of Flavor Effects on Oral Nicotine Liking and/or Disliking Using the Taste Reactivity Test in Rats. Nicotine & Tobacco Research 2021, 24: 753-760. PMID: 34918123, PMCID: PMC8962681, DOI: 10.1093/ntr/ntab241.Peer-Reviewed Original ResearchConceptsTaste reactivity testOrosensory experienceAversive responsesAbuse liabilityAversive valueAversive reactionsHedonic responsesNicotine rewardTaking behaviorIntraoral cathetersImpact of mentholReactivity testOlfactory cuesOrofacial movementsDislikingLikingNicotine responseTaste stimuliSex-dependent mannerOral nicotineNicotine inducesNicotineCuesIngestive responsesExperience
2020
Impact of menthol on nicotine intake and preference in mice: Concentration, sex, and age differences
Bagdas D, Jackson A, Carper M, Chen RY, Akinola LS, Damaj MI. Impact of menthol on nicotine intake and preference in mice: Concentration, sex, and age differences. Neuropharmacology 2020, 179: 108274. PMID: 32827516, PMCID: PMC7572603, DOI: 10.1016/j.neuropharm.2020.108274.Peer-Reviewed Original ResearchConceptsOral nicotine consumptionEffect of mentholImpact of mentholNicotine consumptionFemale miceNicotine intakeΑ7 nicotinic acetylcholine receptorMenthol concentrationNicotine solutionHigher nicotine intakeAdolescent female miceMale C57BL/6J miceTwo-bottle choice paradigmWild-type miceNicotinic acetylcholine receptorsConcentration-dependent mannerOral nicotineC57BL/6J miceKO miceMale miceType miceMouse modelAcetylcholine receptorsHigh menthol concentrationAdult counterparts
2019
The α7 nicotinic receptor silent agonist R-47 prevents and reverses paclitaxel-induced peripheral neuropathy in mice without tolerance or altering nicotine reward and withdrawal
Toma W, Kyte SL, Bagdas D, Jackson A, Meade JA, Rahman F, Chen ZJ, Del Fabbro E, Cantwell L, Kulkarni A, Thakur GA, Papke RL, Bigbee JW, Gewirtz DA, Damaj MI. The α7 nicotinic receptor silent agonist R-47 prevents and reverses paclitaxel-induced peripheral neuropathy in mice without tolerance or altering nicotine reward and withdrawal. Experimental Neurology 2019, 320: 113010. PMID: 31299179, PMCID: PMC6708482, DOI: 10.1016/j.expneurol.2019.113010.Peer-Reviewed Original ResearchConceptsChemotherapy-induced peripheral neuropathyPeripheral neuropathyNicotine rewardPaclitaxel treatmentRewarding effectsTreatment of CIPNPaclitaxel-induced mechanical hypersensitivityTumor-bearing NSG micePaclitaxel-induced peripheral neuropathyNon-small cell lung cancer cell linesCell lung cancer cell linesA549 non-small cell lung cancer cell lineMecamylamine-precipitated withdrawalAntitumor activityIntraepidermal nerve fibersLung cancer cell linesLung tumor growthNSCLC cell viabilityTumor-bearing miceIntrinsic rewarding effectsPlace preference testCancer cell linesConditioned place preference testMechanical hypersensitivityAgonist RAssessing nicotine dependence using an oral nicotine free-choice paradigm in mice
Bagdas D, Diester C, Riley J, Carper M, Alkhlaif Y, AlOmari D, Alayoubi H, Poklis J, Damaj M. Assessing nicotine dependence using an oral nicotine free-choice paradigm in mice. Neuropharmacology 2019, 157: 107669. PMID: 31220484, PMCID: PMC6697382, DOI: 10.1016/j.neuropharm.2019.107669.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBehavior, AddictiveChoice BehaviorDose-Response Relationship, DrugDrug InteractionsFemaleMaleMiceMice, KnockoutNicotineNucleus AccumbensQuinineReceptors, NicotinicSelf AdministrationSex CharacteristicsSubstance Withdrawal SyndromeTobacco Use DisorderTyrosine 3-MonooxygenaseVareniclineConceptsAddictive-like propertiesNicotine intakeOral nicotine consumptionNicotine consumptionFree-choice paradigmNicotine solutionΑ6 KO miceTwo-bottle free-choice paradigmTyrosine hydroxylase levelsNicotinic acetylcholine receptor subunitsPartial agonist vareniclineOral nicotine intakeAbsence of nicotineAcetylcholine receptor subunitsΑ5 nAChRAdult C57BL/6JNicotine withdrawalKO miceFemale miceAgonist vareniclineDBA/2J miceHydroxylase levelsNicotine dependenceBinge drinkingObserved sex differencesImpact of Menthol on Oral Nicotine Consumption in Female and Male Sprague Dawley Rats
Bagdas D, Cam B, Gul Z, Scott MM, Tyndale RF, Buyukuysal RL, Damaj MI, Gurun MS. Impact of Menthol on Oral Nicotine Consumption in Female and Male Sprague Dawley Rats. Nicotine & Tobacco Research 2019, 22: 196-203. PMID: 30753589, DOI: 10.1093/ntr/ntz019.Peer-Reviewed Original ResearchConceptsOral nicotine consumptionImpact of mentholNicotine intakeFemale ratsMale ratsNicotine consumptionSprague-DawleyNicotine levelsTwo-bottle free-choice paradigmMale Sprague-DawleyTotal fluid intakeAdult Sprague-DawleyBody weight changesNicotine delivery systemsOral mentholNicotine groupFluid intakeDissolvable tobacco productsSmokeless tobaccoRatsTobacco productsNicotineIntakeNicotine solutionWeight change
2018
Early adolescent nicotine exposure affects later-life hippocampal mu-opioid receptors activity and morphine reward but not physical dependence in male mice
Kota D, Alajaji M, Bagdas D, Selley D, Sim-Selley L, Damaj M. Early adolescent nicotine exposure affects later-life hippocampal mu-opioid receptors activity and morphine reward but not physical dependence in male mice. Pharmacology Biochemistry And Behavior 2018, 173: 58-64. PMID: 30125591, PMCID: PMC6160313, DOI: 10.1016/j.pbb.2018.08.006.Peer-Reviewed Original ResearchConceptsMorphine rewardAdult miceG-protein activityNicotine exposurePhysical dependenceEarly adolescent nicotine exposureAdolescent nicotine treatmentMu-opioid receptor activityAdolescent nicotine exposureCurrent opioid crisisSomatic withdrawal signsMorphine physical dependenceDrug-taking behaviorNicotine treatmentWithdrawal signsWithdrawal symptomsMale miceLong-term effectsLow doseNicotine productsCPP testOpioid crisisReceptor activitySubstance abuseMiceNew 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
2017
Nicotine prevents and reverses paclitaxel-induced mechanical allodynia in a mouse model of CIPN
Kyte S, Toma W, Bagdas D, Meade J, Schurman L, Lichtman A, Chen Z, Del Fabbro E, Fang X, Bigbee J, Damaj M, Gewirtz D. Nicotine prevents and reverses paclitaxel-induced mechanical allodynia in a mouse model of CIPN. Journal Of Pharmacology And Experimental Therapeutics 2017, 364: jpet.117.243972. PMID: 29042416, PMCID: PMC5738719, DOI: 10.1124/jpet.117.243972.Peer-Reviewed Original ResearchConceptsChemotherapy-induced peripheral neuropathyPaclitaxel-induced mechanical allodyniaMechanical allodyniaPeripheral neuropathyMouse modelTreatment of CIPNLewis lung carcinoma tumor growthIntraepidermal nerve fiber lossPaclitaxel-induced peripheral neuropathyH460 non-small cell lung cancer cellsNon-small cell lung cancer cellsLung tumor cell proliferationNerve fiber dysfunctionNicotinic acetylcholine receptor subtypesCell lung cancer cellsChronic nicotine administrationNerve fiber lossChronic nicotine treatmentMale C57BL/6J miceAcetylcholine receptor subtypesLung cancer cellsProliferation of A549Receptor-mediated pathwayTumor cell proliferationCIPN treatmentAssessment of nicotine withdrawal-induced changes in sucrose preference in mice
Alkhlaif Y, Bagdas D, Jackson A, Park AJ, Damaj IM. Assessment of nicotine withdrawal-induced changes in sucrose preference in mice. Pharmacology Biochemistry And Behavior 2017, 161: 47-52. PMID: 28919072, PMCID: PMC6408212, DOI: 10.1016/j.pbb.2017.08.013.Peer-Reviewed Original ResearchConceptsSucrose preference testNicotine withdrawalSpontaneous nicotine withdrawalLight-dark box testDark box testPositive affective stimuliSucrose preferenceAffective signsSmoking relapse ratesΑ6 KO miceSubcutaneous osmotic minipumpsWithdrawal-induced changesUnderlying neurobiological factorsPreference testRelapse rateOsmotic minipumpsKO miceTobacco useNicotine dependenceKnockout miceAnimal modelsNicotinic subunitsDay 15MiceDifferent dosesReversal of Nicotine Withdrawal Signs Through Positive Allosteric Modulation of α4β2 Nicotinic Acetylcholine Receptors in Male Mice
Hamouda AK, Jackson A, Bagdas D, Damaj M. Reversal of Nicotine Withdrawal Signs Through Positive Allosteric Modulation of α4β2 Nicotinic Acetylcholine Receptors in Male Mice. Nicotine & Tobacco Research 2017, 20: 903-907. PMID: 29059422, PMCID: PMC5991208, DOI: 10.1093/ntr/ntx183.Peer-Reviewed Original ResearchConceptsNicotine withdrawal symptomsSpontaneous nicotine withdrawalNicotine withdrawal signsNicotine withdrawalWithdrawal symptomsPositive allosteric modulatorsCessation aidWithdrawal signsMale miceMouse modelAllosteric modulatorsNicotinic acetylcholine receptor agonistNAChR-positive allosteric modulatorsAcetylcholine receptor agonistDose-dependent reversalICR male miceΑ4β2 nicotinic acetylcholine receptorsPositive allosteric modulationAnxiety-like behaviorNicotinic acetylcholine receptorsPotential clinical useAcute injectionRelapse rateTobacco smokingDay infusionAllosteric modulation of α4β2* nicotinic acetylcholine receptors: Desformylflustrabromine potentiates antiallodynic response of nicotine in a mouse model of neuropathic pain
Bagdas D, Ergun D, Jackson A, Toma W, Schulte M, Damaj M. Allosteric modulation of α4β2* nicotinic acetylcholine receptors: Desformylflustrabromine potentiates antiallodynic response of nicotine in a mouse model of neuropathic pain. European Journal Of Pain 2017, 22: 84-93. PMID: 28809075, PMCID: PMC9829446, DOI: 10.1002/ejp.1092.Peer-Reviewed Original ResearchConceptsPositive allosteric modulatorsChronic neuropathic painNeuropathic painΑ4β2 nAChRsNicotinic acetylcholine receptorsAllosteric modulationAcetylcholine receptorsAntagonist dihydro-β-erythroidineNeuronal nicotinic acetylcholine receptorsChronic constriction injuryEndogenous cholinergic toneNicotine-evoked responsesAnimal pain modelsNicotine-induced antinociceptionDihydro-β-erythroidineMediation of painAlternative treatment strategiesBehavior doseConstriction injuryAntiallodynic effectPain modelPain modulationCholinergic tonePain behaviorAntinociceptive propertiesBasic Science and Public Policy: Informed Regulation for Nicotine and Tobacco Products
Fowler C, Gipson C, Kleykamp B, Rupprecht L, Harrell P, Rees V, Gould T, Oliver J, Bagdas D, Damaj M, Schmidt H, Duncan A, De Biasi M, Nicotine and Tobacco T. Basic Science and Public Policy: Informed Regulation for Nicotine and Tobacco Products. Nicotine & Tobacco Research 2017, 20: 789-799. PMID: 29065200, PMCID: PMC5991436, DOI: 10.1093/ntr/ntx175.Peer-Reviewed Original ResearchIn vivo interactions between α7 nicotinic acetylcholine receptor and nuclear peroxisome proliferator-activated receptor-α: Implication for nicotine dependence
Jackson A, Bagdas D, Muldoon PP, Lichtman AH, Carroll FI, Greenwald M, Miles MF, Damaj MI. In vivo interactions between α7 nicotinic acetylcholine receptor and nuclear peroxisome proliferator-activated receptor-α: Implication for nicotine dependence. Neuropharmacology 2017, 118: 38-45. PMID: 28279662, PMCID: PMC5410388, DOI: 10.1016/j.neuropharm.2017.03.005.Peer-Reviewed Original ResearchMeSH KeywordsAlpha7 Nicotinic Acetylcholine ReceptorAnesthetics, LocalAnimalsBenzamidesBridged Bicyclo CompoundsCocaineConditioning, OperantDisease Models, AnimalFenofibrateHypolipidemic AgentsMaleMiceMice, Inbred ICRNicotineNicotinic AgonistsOxazolesPPAR alphaPyrimidinesSelf AdministrationSubstance Withdrawal SyndromeTobacco Use DisorderTyrosineConceptsNicotine dependenceNicotinic acetylcholine receptorsNicotine rewardΑ7 nAChRsNicotine CPPWY-14643Acetylcholine receptorsRewarding propertiesNuclear peroxisome proliferator-activated receptorsΑ7 nicotinic acetylcholine receptorVentral tegmental area dopamine cellsEffect of α7Peroxisome proliferator-activated receptorNicotine withdrawal signsSmoking cessation therapyChronic tobacco useCurrent smoking cessation therapiesPPARα antagonist GW6471Main addictive componentPPARα-dependent mannerProliferator-activated receptorNicotine rewarding propertiesPlace preference testHomomeric α7 nAChRsSelf-administration modelEffects of Nicotine Metabolites on Nicotine Withdrawal Behaviors in Mice
Elhassan S, Bagdas D, Damaj M. Effects of Nicotine Metabolites on Nicotine Withdrawal Behaviors in Mice. Nicotine & Tobacco Research 2017, 19: 763-766. PMID: 28199726, PMCID: PMC5423097, DOI: 10.1093/ntr/ntx045.Peer-Reviewed Original ResearchConceptsNicotine withdrawalMinor tobacco alkaloidsNicotine metabolitesNicotine withdrawal behaviorsNicotine withdrawal signsICR male miceDose-dependent reversalSpontaneous nicotine withdrawalAnxiety-like behaviorAcute injectionCigarette smokingWithdrawal signsMale miceSomatic signsMouse modelMinipump removalRodent studiesTobacco consumptionTobacco alkaloidsDay 15High dosesSpontaneous signsBehavioral effectsMiceNicotine
2014
Effects of methoxsalen, a CYP2A5/6 inhibitor, on nicotine dependence behaviors in mice
Bagdas D, Muldoon P, Zhu A, Tyndale R, Damaj M. Effects of methoxsalen, a CYP2A5/6 inhibitor, on nicotine dependence behaviors in mice. Neuropharmacology 2014, 85: 67-72. PMID: 24859605, PMCID: PMC4106981, DOI: 10.1016/j.neuropharm.2014.05.006.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnxietyAryl Hydrocarbon HydroxylasesConditioning, PsychologicalCytochrome P450 Family 2Disease Models, AnimalDose-Response Relationship, DrugEnzyme InhibitorsHyperalgesiaMaleMecamylamineMethoxsalenMice, Inbred ICRMotor ActivityNicotineNicotinic AgonistsNicotinic AntagonistsRewardSeverity of Illness IndexSubstance Withdrawal SyndromeTobacco Use DisorderConceptsNicotine plasma levelsWithdrawal signsPlasma levelsAdministration of methoxsalenEffect of methoxsalenNicotine dependence behaviorsNicotine replacement therapyChronic nicotine infusionDependence-related behaviorsDrug elimination ratePlace preference testMetabolism of nicotineReward-like propertiesLack of enhancementSpontaneous withdrawalNicotine withdrawalReplacement therapyNicotine preferenceLow doseHigh doseNicotine infusionMouse CYP2A5CPP testActive nicotineNicotine levels