Background Autism spectrum disorder (ASD) is a intricate childhood neuropsychiatric disorder that is described by deficits in communication of verbal and non-verbal, reciprocal social interactions, stereotypic behaviors, interests, and activities. The studies of post-mortem neuro-anatomical anomalies have indicated that migration alterations could occur early during development (first trimester...

BackgroundAttention deficit hyperactivity disorder (ADHD), is a multifactorial disorder and converging evidence has implicated abnormalities of dopamine neurotransmission. The aim of this study was to examine the association of -141 polymorphisms in DRD2 gene with ADHA among Iranian-Azeri population.Materials and Methods A case–control association study included 153 patients with attention defi...

background autism spectrum disorder (asd) is a intricate childhood neuropsychiatric disorder that is described by deficits in communication of verbal and non-verbal, reciprocal social interactions, stereotypic behaviors, interests, and activities. the studies of post-mortem neuro-anatomical anomalies have indicated that migration alterations could occur early during development (first trimester...

purpose: to evaluate the distribution of tnf-alpha promoter -1031t/c and -308g/a polymorphisms in an iranian population with behcet disease and ocular manifestation. method: we investigated the distribution of tnf-alpha promoter -1031t/c and -308g/a polymorphisms in 53 patients with behcet disease (bd) and 79 matched healthy controls, using the pcr-rflp technique. all subjects were from an iran...