4 April 2012Comments ( 2 )
Children with autism have a smaller corpus callosum, a bundle of nerve fibers that connects the two hemispheres of the brain, compared with controls, and this difference persists over two years of development, according to a study published 18 February in the Journal of Autism and Developmental Disorders.
3 April 2012Comments ( 0 )
Researchers have mapped networks of genes expressed at the same time and place in the brain and shown that rare and common autism-linked mutations are likely to function in the same pathways. The results were published 8 March in PLoS Genetics.
30 March 2012Comments ( 0 )
Mice with an extra copy of MeCP2, the Rett syndrome gene, have impaired signaling between neurons in the hippocampus, a brain region that plays an important role in memory, according to a study published 29 February in The Journal of Neuroscience.
28 March 2012Comments ( 0 )
Warning signs of autism, such as deficits in social ability and fine motor skills, are apparent as early as 6 months of age, according to a large longitudinal study published in the March issue of the Journal of the American Academy of Child and Adolescent Psychiatry.
27 March 2012Comments ( 1 )
Age-related changes to the mirror neuron system — a pathway thought to be involved in empathy — are no different in individuals with autism compared with controls, according to a meta-analysis published 1 February in Social Cognitive and Affective Neuroscience. The results challenge previous reports that suggest deficits in the mirror neuron system diminish with age in individuals with autism.