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  • Software tool homes in on disease-linked mutations
    5 December 2012
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    By combining pedigree information with sequencing data, a new software tool helps focus on genetic variants likely to be responsible for disease, researchers reported 10 October in Bioinformatics.

  • Cognition and behavior: Gender influences autism symptoms
    5 December 2012
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    Men with autism struggle with attention to detail and dexterity, according to a study published 17 October in PLoS One. Men and women with the disorder both have trouble with social skills, however.

  • Sobering sample
    4 December 2012
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    A survey of health and education professionals finds that about half of them object to the proposed changes in the diagnostic criteria for autism.

  • Genetics: 22q11.2 deletion symptoms cluster into two groups
    4 December 2012
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    Children with a deletion in the 22q11.2 chromosomal region have one of two distinct sets of symptoms, and only one of those is associated with autism, according to a study published 28 August in Research in Developmental Disabilities.

  • Birth weight predicts brain size later in life, study says
    3 December 2012
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    Heavier newborns have larger brains later in life, and a larger cerebral cortex — the brain region responsible for high-level functions such as consciousness and language. The findings, published 19 November in the Proceedings of the National Academy of Sciences, are the first to assess birth weight’s connection to brain development.