2004
NOTCH4 gene haplotype is associated with schizophrenia in African Americans
Luo X, Klempan TA, Lappalainen J, Rosenheck RA, Charney DS, Erdos J, van Kammen DP, Kranzler HR, Kennedy JL, Gelernter J. NOTCH4 gene haplotype is associated with schizophrenia in African Americans. Biological Psychiatry 2004, 55: 112-117. PMID: 14732589, DOI: 10.1016/s0006-3223(03)00588-2.Peer-Reviewed Original ResearchMeSH KeywordsAllelesBlack or African AmericanChi-Square DistributionCysteineDiagnostic and Statistical Manual of Mental DisordersFemaleGene FrequencyGenotypeGlycineHaplotypesHumansLinkage DisequilibriumMalePolymerase Chain ReactionPolymorphism, Single NucleotideProto-Oncogene ProteinsReceptor, Notch4Receptors, Cell SurfaceReceptors, NotchSchizophreniaThreonineConceptsHealthy control subjectsControl subjectsSingle nucleotide polymorphismsExact testSchizophrenia patientsAfrican AmericansFisher's exact testNOTCH4 locusChi-square testComparison of alleleEuropean-American subjectsPositive linkage disequilibriumAA subjectsPatientsSchizophreniaSpecific markersHaplotype frequenciesT associatesLinkage disequilibriumEA subjectsNOTCH4 geneSubjectsGene haplotypesAmerican subjectsNucleotide polymorphisms
2003
CALCYON gene variation, schizophrenia, and cocaine dependence
Luo X, Kranzler H, Lappalainen J, Rosenheck R, Charney D, Zuo L, Erdos J, van Kammen DP, Gelernter J. CALCYON gene variation, schizophrenia, and cocaine dependence. American Journal Of Medical Genetics Part B Neuropsychiatric Genetics 2003, 125B: 25-30. PMID: 14755439, DOI: 10.1002/ajmg.b.20092.Peer-Reviewed Original ResearchConceptsCocaine dependenceSingle nucleotide polymorphismsExact testEA subjectsFisher's exact testSubstance use disordersCalcyon geneDopamine receptor-interacting proteinsComparison of alleleUse disordersEuropean-American subjectsControl groupAA subjectsSchizophreniaReceptor-interacting proteinHaplotype frequenciesPotential roleSpecific polymorphismsMotor controlGene variationSame haplotype blockGenetic variantsSubjectsNucleotide polymorphismsLinkage disequilibrium