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Spectrum: Autism Research News

Tag: excitatory signaling

April 2015

Mouse studies support second chance for fragile X drug

by  /  28 April 2015

Two new studies give a boost to arbaclofen, which failed to meet expectations in clinical trials for autism and fragile X syndrome.

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Brain connections give clues to sensory problems in autism

by  /  23 April 2015

Signals that relay sensations from nerves to the brain are abnormally strong in people with autism, a finding that may explain why some people with the disorder are overly sensitive to light, sound and touch.

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Blood pressure drug may protect brain from seizures

by  /  7 April 2015

A blood pressure drug called bumetanide may shield the brain from the effects of severe seizures early in life.

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February 2015

Flexible implant gently eavesdrops on brain signals

by  /  11 February 2015

An ultra-thin and flexible electrode array can record brain signals without disturbing the underlying tissue.

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January 2015

Surplus of neurons spurs autism traits in mice

by  /  15 January 2015

Fetal mice that have too many neurons grow to show social deficits and repetitive behaviors. The finding, reported 11 December in Cell Reports, debuts a mouse model of autism that’s based on a biological abnormality seen in some people with the disorder.

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December 2014

Method isolates protein complexes from neuronal junctions

by  /  17 December 2014

Researchers have for the first time isolated and characterized protein complexes found at the points of connection between neurons. Mutations in some of these proteins are linked to autism.

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November 2014

Autism-linked gene guides growth of subtype of neurons

by  /  19 November 2014

Mice missing PTEN, a strong autism candidate gene, in a subtype of inhibitory neurons in one part of the brain show signaling abnormalities and social deficits. Researchers presented the unpublished work yesterday at the 2014 Society for Neuroscience annual meeting in Washington, D.C.

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Growth factor rescues neurons made from boys with Rett

by  /  18 November 2014

Neurons derived from the skin cells of boys with Rett syndrome can help screen potential treatments for the disorder, suggest unpublished results presented yesterday at the 2014 Society for Neuroscience annual meeting in Washington, D.C.

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Non-starring cells may be key in fragile X syndrome

by  /  17 November 2014

Mice missing the FMR1 gene only in star-shaped brain cells called astrocytes recapitulate key features of fragile X syndrome. Researchers presented the unpublished results today at the 2014 Society for Neuroscience annual meeting in Washington, D.C.

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Tadpole model links epilepsy drug’s effects to chromatin

by  /  16 November 2014

Valproic acid, an epilepsy drug that increases the risk of autism, may alter neural circuits by opening up chromatin, a tightly packaged form of DNA in the nucleus. Researchers presented the unpublished data today at the 2014 Society for Neuroscience annual meeting in Washington, D.C.

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