2011
ACSL6 Is Associated with the Number of Cigarettes Smoked and Its Expression Is Altered by Chronic Nicotine Exposure
Chen J, Brunzell DH, Jackson K, van der Vaart A, Z. J, Payne TJ, Sherva R, Farrer LA, Gejman P, Levinson DF, Holmans P, Aggen SH, Damaj I, Kuo PH, Webb BT, Anton R, Kranzler HR, Gelernter J, Li MD, Kendler KS, Chen X. ACSL6 Is Associated with the Number of Cigarettes Smoked and Its Expression Is Altered by Chronic Nicotine Exposure. PLOS ONE 2011, 6: e28790. PMID: 22205969, PMCID: PMC3243669, DOI: 10.1371/journal.pone.0028790.Peer-Reviewed Original ResearchConceptsACSL6 geneNicotine exposureNicotinic receptor antagonist mecamylaminePrevious schizophrenia studiesChronic nicotine exposureNicotinic receptor activationHippocampus of miceNumber of cigarettesOsmotic mini pumpsQuantity of cigarettesNon-schizophrenic subjectsAssociation of schizophreniaCigarettes SmokedHeavy smokersTobacco smokingNicotine administrationAntagonist mecamylamineControl subjectsIndependent associationTobacco dependenceFTND scoreHigh riskMini pumpsChronic exposureReceptor activation
2006
C957T polymorphism of the dopamine D2 receptor gene modulates the effect of nicotine on working memory performance and cortical processing efficiency
Jacobsen LK, Pugh KR, Mencl WE, Gelernter J. C957T polymorphism of the dopamine D2 receptor gene modulates the effect of nicotine on working memory performance and cortical processing efficiency. Psychopharmacology 2006, 188: 530-540. PMID: 16896957, DOI: 10.1007/s00213-006-0469-1.Peer-Reviewed Original ResearchConceptsMemory performanceEffects of nicotineBrain regionsBrain functionFunctional magnetic resonanceCortical processing efficiencyRange of behavioralC957T polymorphismProcessing efficiencyPhonological rehearsalMemory taskMemory loadBrain responsesPerformance accuracyC957TMemoryBehavioral effectsNicotine administrationDopamine D2 receptor geneConclusionsThese findingsTobacco dependenceIndividual variationIndividual responsesTaskPlacebo patch
2000
Functional variants at CYP2A6: New genotyping methods, population genetics, and relevance to studies of tobacco dependence
Zabetian C, Gelernter J, Cubells J. Functional variants at CYP2A6: New genotyping methods, population genetics, and relevance to studies of tobacco dependence. American Journal Of Medical Genetics 2000, 96: 638-645. PMID: 11054771, DOI: 10.1002/1096-8628(20001009)96:5<638::aid-ajmg9>3.0.co;2-r.Peer-Reviewed Original ResearchMeSH KeywordsAllelesAryl Hydrocarbon HydroxylasesBase SequenceCytochrome P-450 CYP2A6Cytochrome P-450 Enzyme SystemDNAGene FrequencyGenetic VariationGenetics, PopulationGenotypeHumansMixed Function OxygenasesPolymorphism, GeneticSequence Analysis, DNASequence Homology, Nucleic AcidTobacco Use DisorderConceptsTobacco dependenceMetabolism of nicotineCYP2A6CYP2A6 allelesGenotype resultsNull variantsPopulation studiesLow allele frequenciesRestriction enzyme digestionGenetic association studiesPredominant enzymeFunctional variantsExon 4Future genetic association studiesNew genotyping methodAllele frequenciesEuropean populationsExon 3Population