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  • Broken mirrors
    17 August 2012
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    Research into the ability of children with autism to imitate has produced contradictory results: Some studies find that those with the disorder have difficulty imitating people, whereas others find no problems. A new study explores why.

  • Molecular mechanisms: Rett protein loss shrinks adult brains
    17 August 2012
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    Deleting the Rett syndrome gene from mature mouse brains leads to the same neurological and behavioral symptoms as deleting it during a key developmental stage, according to a study published 18 July in the Journal of Neuroscience.

  • Bone marrow transplant curbs autism symptoms in mice
    16 August 2012
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    An altered immune system can cause autism-like behaviors, suggests a study published 31 July in the Proceedings of the National Academy of Sciences. The researchers found that a bone marrow transplant, which restores the animals’ immune system, alleviates their anxiety and repetitive behavior.

  • Researchers recreate blood-brain barrier in dish
    15 August 2012
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    Using a two-step process to reprogram human stem cells, researchers have recreated the barrier that protects the brain from toxic molecules, according to a study published 24 June in Nature Biotechnology.

  • Cognition and behavior: Serotonin may alter emotion response
    15 August 2012
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    Lowering blood levels of the amino acid tryptophan, a precursor to the chemical messenger serotonin, changes how the autism brain responds to emotions, according to a report published 4 June in PLoS One.