Tag: brain size

October 2009
News

Immune activation triggers autism features in mice

by  /  20 October 2009

Mice carrying an autism-associated mutation show impaired social interactions and dramatic changes in brain size when their immune systems are activated, according to research presented yesterday at a poster session at the Society for Neuroscience meeting in Chicago.

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November 2008
News

Size of infant’s amygdala predicts language ability

by  /  21 November 2008

A child’s language ability correlates with the volume of his or her amygdala ― the small, deep brain region that is strongly associated with emotion processing ― according to an unpublished five-year longitudinal study presented Wednesday afternoon at the Society for Neuroscience meeting.

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News

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that conduct electrical signals between nerve cells ― show biological and behavioral parallels to autism, according to unpublished research presented in a poster session today at the Society for Neuroscience conference.

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News

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syndrome ― a regressive genetic disorder that causes mental retardation, seizures, and autistic features ― according to unpublished researched presented this morning at the Society for Neuroscience conference.

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February 2008
News

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.

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December 2007
News

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.

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