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Spectrum: Autism Research News

Tag: excitatory signaling

April 2014

High-throughput screen finds genes that link neurons

by  /  30 April 2014

A new algorithm allows researchers to search among hundreds of genes and identify those involved in building synapses, the junctions that transmit signals between neurons, according to a report published 14 March in PLoS One.

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Low-dose sedative eases autism symptoms in mice

by  /  3 April 2014

The equivalent of one-tenth of a single pill of the anxiety drug clonazepam alleviates many autism-like behaviors in a mouse model of the disorder, according to a study published 19 March in Neuron.

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February 2014

Drug calms overly excitable brains in autism rodent models

by  /  10 February 2014

The blood pressure drug bumetanide normalizes a deficit in brain activity in two rodent models of autism, according to a study published last week in Science. The study hints at a mechanism underlying the drug’s benefits for people with autism.

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January 2014

Michael Merzenich discusses plasticity in autism

 /  29 January 2014

Watch the complete replay of Michael Merzenich discussing how the brain’s ability to change with experience may lead to new treatments for autism.

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December 2013

Understanding contradictory connectivity reports in autism

by ,  /  10 December 2013

Studies at the level of neural circuits are needed to better understand the importance of both increased and decreased connectivity between different regions in the autism brain, say John Rubenstein and Vikaas Sohal.

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Drug fixes cellular defects in autism-related disorder

by  /  2 December 2013

A new stem-cell model of Phelan-McDermid syndrome points to a possible treatment for the rare autism-related disorder, according to a study published in Nature.

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November 2013

Neurons made directly from skin cells model autism mutations

by  /  27 November 2013

Skin cells taken from mice with an autism-linked mutation and transformed directly into neurons have the same properties as neurons from the brains of these mice. The study, published 8 October in Proceedings of the National Academy of Sciences, validates an efficient technique to study disease-linked mutations.

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More or less connected in autism, compared to what?

by  /  19 November 2013

Emerging findings in children with autism are showing both hyperconnectivity and underconnectivity in different regions and circuits throughout the brain.

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New imaging method details brain abnormalities in mice

by  /  14 November 2013

A new imaging technique that can assemble finely detailed pictures of an individual mouse’s brain in less than a day is being used to explore mouse models of autism. Data from the first two models were presented Wednesday at the 2013 Society for Neuroscience annual meeting in San Diego.

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Photograph of a tadpole swimming.

First tadpole model of autism surfaces at conference

by  /  11 November 2013

Researchers have recreated one of the most popular rodent models of autism in a decidedly slimier animal: the tadpole. The unpublished study was presented Sunday at the 2013 Society for Neuroscience annual meeting in San Diego.

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