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Spectrum: Autism Research News

Tag: brain size

November 2008

GAP43 mutant mice mimic autism

by  /  17 November 2008

Mice missing a copy of GAP43, a gene involved in the development of axons ― the thin strands that conduct electrical signals between nerve cells ― show biological and behavioral parallels to autism, according to unpublished research presented in a poster session today at the Society for Neuroscience conference.


Treating Rett syndrome

by  /  17 November 2008

Treatment with the insulin-like growth factor (IGF) greatly improves the health of mouse models of Rett syndrome ― a regressive genetic disorder that causes mental retardation, seizures, and autistic features ― according to unpublished researched presented this morning at the Society for Neuroscience conference.

February 2008

Brain growth could be early sign of autism

by  /  11 February 2008

As many as one in every three people with autism develop a macrocephalus, or extremely enlarged head, at some point in their lives, an observation largely accepted as fact. But how or why this happens ― and whether it happens consistently enough to be useful in diagnosing autism ― remains contentious.

December 2007

Interpreting gray matter studies not black and white

by  /  18 December 2007

Gray matter, that mysterious brain substance, is thought to control everything from motor function to mental acuity. In recent years several studies have suggested that an excess of gray matter during childhood is to blame for the symptoms of autism.