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