Objective To investigate the association between myosin ⅨB(MYO9B)gene polymorphisms andschizophrenia and its clinical phenotypes in the North Chinese Han population,and to clarify the genetics mechanism of occurrence of schizophrenia.Methods Genomic DNA was isolated from the whole blood samples in 427patients with schizophrenia and 439ethnicity-matched healthy controls.The PCR-based restriction fragment length polymorphism(PCR-RFLP)method was used to examine the genotypes and alleles of the rs2279007, rs811...