2024
Preclinical Evidence of the Effects of Sweet Flavors: Sweetness Increases Nicotine Intake and Seeking
Bagdas D, Addy N. Preclinical Evidence of the Effects of Sweet Flavors: Sweetness Increases Nicotine Intake and Seeking. Nicotine & Tobacco Research 2024, ntae241. PMID: 39413033, DOI: 10.1093/ntr/ntae241.Peer-Reviewed Original ResearchNicotine use behaviorsNicotine reinforcementNicotine intakeSelf-administrationNicotine useFlavor exposureUse behaviorsIntravenous nicotine self-administrationPattern of nicotine intakeSessions of self-administrationNicotine self-administrationIncreased nicotine intakeNicotine-related behaviorsSaccharin-flavored solutionInfluence of early exposureSeeking behaviorNo significant sex differencesSignificant sex differencesImpact of early exposureSaccharin exposureEarly exposureFlavored solutionNicotine addictionSex differencesNicotineThe influence of ovarian hormones on the putative mechanisms that promote female nicotine use
Giner P, Ortegon S, Bagdas D, O'Dell L. The influence of ovarian hormones on the putative mechanisms that promote female nicotine use. Current Opinion In Neurobiology 2024, 88: 102900. PMID: 39153250, PMCID: PMC11560049, DOI: 10.1016/j.conb.2024.102900.Peer-Reviewed Original ResearchNicotine useWithdrawal severityOvarian hormonesImpact of ovarian hormonesNicotine withdrawal severityHormonal interventionsInfluence of ovarian hormonesNovel treatment avenuesHormone-based contraceptivesWithdrawal symptomsPleasurable effectsQuit dateCessation treatmentMenstrual cyclePost-menopausalHormonal fluctuationsTreatment efficacyTreatment avenuesNicotineCessation interventionsCessation strategiesCessation approachesWithdrawalHormoneWomenImpact of vanilla flavor on nicotine taste, choice, intake, and seeking behaviors
Bagdas D, Zepei A, Harris L, Minanov K, Jimenez J, Addy N. Impact of vanilla flavor on nicotine taste, choice, intake, and seeking behaviors. Psychopharmacology 2024, 241: 2241-2253. PMID: 38839631, DOI: 10.1007/s00213-024-06630-9.Peer-Reviewed Original ResearchTaste reactivity testNicotine choiceNicotine takingTwo-bottle free choice testSeeking behaviorOral nicotine intakeNicotine preferenceFree-choice testNicotine intakeIngestive responsesOral nicotineDecreased dislikeAversive responsesOral cuesYoung adult Sprague Dawley ratsOrosensory propertiesAdult Sprague Dawley ratsIncreased likingNicotineFemale ratsMale ratsSprague Dawley ratsTobacco productsLong-term effectsDawley rats
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 concentrationsWithdrawalGenotypic Differences in the Effects of Menthol on Nicotine Intake and Preference in Mice
Akinola LS, Rahman Y, Ondo O, Gonzales J, Bagdas D, Jackson A, Davidson-Wert N, Damaj MI. Genotypic Differences in the Effects of Menthol on Nicotine Intake and Preference in Mice. Frontiers In Neuroscience 2022, 16: 905330. PMID: 35769694, PMCID: PMC9234577, DOI: 10.3389/fnins.2022.905330.Peer-Reviewed Original ResearchOral nicotine consumptionEffect of mentholD2J miceMenthol effectsNicotine consumptionΑ7 nAChRsDifferential effectsTwo-bottle choiceTAAR1 geneOral aversionC57BL/6J miceNicotine rewardSystemic administrationNicotine intakeDBA/2J miceB6J micePharmacological responseNicotine addictionGenotype-specific mechanismsNicotine concentrationsMiceMouse strainsBasal preferenceGenetic factorsNicotine
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
2019
Impact 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
New Insights on Neuronal Nicotinic Acetylcholine Receptors as Targets for Pain and Inflammation: A Focus on α7 nAChRs
Bagdas D, Gurun M, Flood P, Papke R, Damaj M. New Insights on Neuronal Nicotinic Acetylcholine Receptors as Targets for Pain and Inflammation: A Focus on α7 nAChRs. Current Neuropharmacology 2018, 16: 415-425. PMID: 28820052, PMCID: PMC6018191, DOI: 10.2174/1570159x15666170818102108.Peer-Reviewed Original ResearchConceptsNicotinic acetylcholine receptorsΑ7 nAChRsAcetylcholine receptorsNeuronal nicotinic acetylcholine receptorsPerspective of painChronic pain conditionsTreatment of painRecent animal studiesPain controlPain conditionsSide effectsAnimal studiesTherapeutic targetingPainReceptor typesNAChRsReceptorsInflammationSelective ligandsΑ7Latest findingsTreatmentRecent insightsReviewNicotine
2017
Effects 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