2017
Allosteric 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 properties
2016
The α7 nicotinic receptor dual allosteric agonist and positive allosteric modulator GAT107 reverses nociception in mouse models of inflammatory and neuropathic pain
Bagdas D, Wilkerson J, Kulkarni A, Toma W, AlSharari S, Gul Z, Lichtman A, Papke R, Thakur G, Damaj M. The α7 nicotinic receptor dual allosteric agonist and positive allosteric modulator GAT107 reverses nociception in mouse models of inflammatory and neuropathic pain. British Journal Of Pharmacology 2016, 173: 2506-2520. PMID: 27243753, PMCID: PMC4959951, DOI: 10.1111/bph.13528.Peer-Reviewed Original ResearchConceptsPositive allosteric modulatorsNeuropathic painPain modelAntinociceptive effectSpinal cordTail flickChronic constriction injury (CCI) neuropathic pain modelAllosteric agonistDose-dependent antinociceptive effectΑ7 nicotinic ACh receptorsGlial fibrillary acidic proteinNeuropathic pain modelAstrocyte-specific glial fibrillary acidic proteinInflammatory pain modelAcetic acid injectionHot-plate assayEffective pharmacological strategiesNicotinic ACh receptorsNovel therapeutic approachesFibrillary acidic proteinDorsal hornFormalin testPain modulationSubchronic administrationLocus of action
2015
Effects of GAT107, an Allosteric Agonist and Positive Modulator of α7 Nicotinic Acetylcholine Receptors, on Chronic Inflammatory and Neuropathic Pain in Mice
Bagdas D, Wilkerson J, Lichtman A, Thakur G, Damaj M. Effects of GAT107, an Allosteric Agonist and Positive Modulator of α7 Nicotinic Acetylcholine Receptors, on Chronic Inflammatory and Neuropathic Pain in Mice. The FASEB Journal 2015, 29 DOI: 10.1096/fasebj.29.1_supplement.616.12.Peer-Reviewed Original ResearchPositive allosteric modulatorsΑ7 nicotinic acetylcholine receptorNeuropathic painNicotinic acetylcholine receptorsAntinociceptive effectAgo-PAMChronic constriction injury-induced neuropathic painAcetylcholine receptorsAllosteric agonistInjury-induced neuropathic painPain-induced aversionAcetic acid injectionNew pharmacological approachesPlace aversion (CPA) testNovel therapeutic approachesAcute thermal stimulusMassey Cancer CenterComplete Freud'sInflammatory painChronic inflammatoryFormalin testPain modulationPain behaviorCancer CenterSystemic administration
2013
Role of central arginine vasopressin receptors in the analgesic effect of CDP-choline on acute and neuropathic pain
Bagdas D, Yucel-Ozboluk H, Orhan F, Kanat O, Isbil-Buyukcoskun N, Gurun M. Role of central arginine vasopressin receptors in the analgesic effect of CDP-choline on acute and neuropathic pain. Neuroreport 2013, 24: 941-946. PMID: 24089014, DOI: 10.1097/wnr.0000000000000009.Peer-Reviewed Original ResearchConceptsCentral AVP receptorsAnalgesic effectAVP V1Pain modelAVP receptorsChronic constriction injury-induced neuropathic pain modelCDP-cholineDifferent pain modelsRandall-Selitto testNeuropathic pain modelAVP V2 receptorsV2 receptor antagonistAVP V2 receptor antagonistArginine vasopressin receptorsNeuropathic painNeuropathic modelsPain modulationIntracerebroventricular injectionPain thresholdReceptor antagonistVasopressin levelsV2 receptorsVasopressin receptorsRatsReceptors