2013
Association of the dopamine β‐hydroxylase 19 bp insertion/deletion polymorphism with positive symptoms but not tardive dyskinesia in schizophrenia
Zhou N, Yu Q, Li X, Yu Y, Kou C, Li W, Xu H, Luo X, Zuo L, Kosten TR, Zhang XY. Association of the dopamine β‐hydroxylase 19 bp insertion/deletion polymorphism with positive symptoms but not tardive dyskinesia in schizophrenia. Human Psychopharmacology Clinical And Experimental 2013, 28: 230-237. PMID: 23559427, DOI: 10.1002/hup.2311.Peer-Reviewed Original ResearchConceptsAbnormal Involuntary Movement ScaleTardive dyskinesiaPositive symptomsDel polymorphismSeverity of TDAIMS total scoreDel/del genotypeBp insertion/deletion polymorphismIns/ins genotypeNegative Syndrome ScaleSignificant differencesInsertion/deletion polymorphismConversion of dopamineIns/delSymptom subscoresChinese patientsTD patientsDopaminergic neurotransmissionHealthy controlsMovement ScaleDBH activityPatientsSyndrome ScaleDel genotypeTD severity
2012
Association of functional dopamine-beta-hydroxylase (DBH) 19bp insertion/deletion polymorphism with smoking severity in male schizophrenic smokers
Zhang XY, Chen D, Xiu MH, Hui L, Liu H, Luo X, Zuo L, Zhang H, Kosten TA, Kosten TR. Association of functional dopamine-beta-hydroxylase (DBH) 19bp insertion/deletion polymorphism with smoking severity in male schizophrenic smokers. Schizophrenia Research 2012, 141: 48-53. PMID: 22871345, DOI: 10.1016/j.schres.2012.07.011.Peer-Reviewed Original ResearchConceptsSchizophrenic smokersHealthy controlsNicotine dependenceDrug rewardLower FTND scoresIns/ins genotypeDopamine beta‐hydroxylase polymorphismInsertion/deletion polymorphismCase-control designClinician-administered questionnairesSmoking severityMale schizophreniaFagerstrom TestFTND scoreSmoking behaviorModel groupNicotine useSchizophrenia patientsSmokersDel genotypeMale controlsPatientsDel polymorphismFunctional polymorphismsIns genotype