objective: bipolar i disorder is a common disorder with a complex etiology. a genetic approach is gaining increasing importance in this disorder. the dysbindin gene, located at 6p22.3 is considered a susceptibility gene for schizophrenia. certain genotypes of dysbindin are thought to be associated with other psychoses such as bipolar disorders. this study intends to assess the association in pr...

primary bud necrosis in grapevine is a physiological disorder observed in the compound buds. this study was conducted to investigate the anatomical changes in cv. askari grapevine in winter dormant buds. bud samples were taken from askari grapevine at sisakht vineyards, south-western of iran. compound buds were dissected and assessed under a binocular microscope at 10-40x magnification and a di...

linkage studies and epidemiological findings indicate that some possible genes in schizophrenia (scz) and bipolar mood disorder (bpd) are common. numerous evidences for linkage of two diseases on chromosome 22 have been found. these findings suggest that one or more genes in the 22q11.21 region may be involved in the development of both disorders. in the present case-control study, association ...

autism is a complex neuropsychiatric disorder that manifests in early childhood. although the etiology is unknown yet but, new hypothesis focused on identifying the key genes related to autism may elucidate its etiology. the main objective of the present study was to verify the value of karyotyping in autistic children and identifying association between chromosome abnormalities and autism.we e...

to identify mental disorders and their prevalence in patients with retinitis pigmentosa (rp).this descriptive study was carried out between january 2009 and january 2010 on 417 patients with rp, who were members of iran rp center. the necessary data were collected using questionnaires consisting two parts: the background characteristics and questions assessing the mental health and screening pe...

objective: patients with conversion disorder may be seen by different specialists in various clinics and emergency situations. however, there are not sufficient studies on the most effective treatment for this disabling illness. methods: in a clinical trial, we compared four treatment strategies muscle relaxation, suggestion, hypnosis and intravenous diazepam infusion, in 80 patients with acute...