Influence of the A118G Polymorphism of the OPRM1 Gene and Exon 3 VNTR Polymorphism of the DRD4 Gene on Cigarette Craving After Alcohol Administration
Lechner WV, Knopik VS, McGeary JE, Spillane NS, Tidey JW, McKee SA, Metrik J, Leventhal AM, Rohsenow DJ, Kahler CW. Influence of the A118G Polymorphism of the OPRM1 Gene and Exon 3 VNTR Polymorphism of the DRD4 Gene on Cigarette Craving After Alcohol Administration. Nicotine & Tobacco Research 2015, 18: 632-636. PMID: 26092968, PMCID: PMC5896808, DOI: 10.1093/ntr/ntv136.Peer-Reviewed Original ResearchConceptsA118G polymorphismG polymorphismOPRM1 geneAlcohol administrationG carriersG alleleRepeated-measures design studyA118G genotypeG allele carriersDose of alcoholVNTR polymorphismMean age 39.2Greater increaseSmoking cessationAge 39.2Allele carriersCigarette cravingG genotypeHigh doseAlcohol consumptionHeavy drinkersThree-sessionDRD4 geneHeavy drinkingVNTR genotype