2002
Dopamine Beta‐Hydroxylase (DBH) gene and schizophrenia phenotypic variability: A genetic association study
Yamamoto K, Cubells JF, Gelernter J, Benkelfat C, Lalonde P, Bloom D, Lal S, Labelle A, Turecki G, Rouleau GA, Joober R. Dopamine Beta‐Hydroxylase (DBH) gene and schizophrenia phenotypic variability: A genetic association study. American Journal Of Medical Genetics Part B Neuropsychiatric Genetics 2002, 117B: 33-38. PMID: 12555232, DOI: 10.1002/ajmg.b.10011.Peer-Reviewed Original ResearchConceptsTherapeutic responseDopamine beta-hydroxylase (DBH) geneMean total BPRS scoreBeta-hydroxylase geneGroup of patientsTotal BPRS scoreLow DBH activityNR patientsBPRS scoresNeuroleptic drugsHealthy volunteersPsychotic symptomsSchizophrenic patientsDBH activitySymptom profilesPositive linkage disequilibriumPatientsCocaine-induced paranoiaCausative factorsPhenotypic variabilitySchizophreniaGenetic association studiesGenotype differencesPolymorphismDBH gene
1994
Allelic Variation in the D4 Dopamine Receptor (DRD4) Gene Does Not Predict Response to Clozapine
Rao PA, Pickar D, Gejman PV, Ram A, Gershon ES, Gelernter J. Allelic Variation in the D4 Dopamine Receptor (DRD4) Gene Does Not Predict Response to Clozapine. JAMA Psychiatry 1994, 51: 912-917. PMID: 7944879, DOI: 10.1001/archpsyc.1994.03950110072009.Peer-Reviewed Original ResearchConceptsClinical responseTherapeutic effectAtypical antipsychotic drug clozapineClozapine's therapeutic effectsTreatment-refractory schizophreniaPathophysiology of schizophreniaAntipsychotic drug clozapineD4 dopamine receptorsDRD4 allelesPutative third cytoplasmic loopSchizoaffective patientsTherapeutic responseTherapy variesDopamine receptorsSchizoaffective subjectsTreatment responseThird cytoplasmic loopDrug clozapineClozapineDopamine receptor geneSchizoaffective disorderD4 receptorsPolymerase chain reaction amplificationReceptor allelesChain reaction amplification