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Tag: inhibitory signaling

October 2011
News / Toolbox

Researchers engineer light-responsive strains of mice

by  /  5 October 2011

Researchers have engineered four new mouse lines that each show activation of a different subset of neurons in response to a blue light.

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September 2011
News / Toolbox

Three-dimensional re-creation reveals dendrite shapes

by  /  28 September 2011

Researchers have created detailed three-dimensional reconstructions of the numerous complex branches of dendrites, the signal-receiving ends of neurons.

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News

Cognition and behavior: Probiotics alleviate anxiety in mice

by  /  20 September 2011

Probiotic bacteria alleviate stress in healthy mice and modify the expression of receptors for a chemical messenger that inhibits signaling in the brain.

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News

Molecular mechanisms: Dopamine implicated in Rett syndrome

by  /  13 September 2011

Loss of MeCP2, the Rett syndrome gene, in neurons that release the chemical messenger dopamine may lead to the motor deficits associated with the syndrome.

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August 2011
News

Genetics: Gene variants can predict autism severity

by  /  19 August 2011

Children with autism who carry a certain variant of a protein involved in inhibitory signaling have more severe symptoms than those with another variant of the same gene, according to a study published 24 July in the Journal of Autism and Developmental Disorders.

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News

Optogenetics study boosts signal imbalance theory of autism

by  /  8 August 2011

By zapping mouse brains with blue and yellow light beams, scientists have manipulated the animals’ social behaviors and bolstered a popular theory of what causes autism.

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News

Molecular mechanisms: MeCP2 loss ups signal strength

by  /  3 August 2011

A study using action potentials, the electrical impulses that trigger signaling, shows that neurons lacking MeCP2, the Rett syndrome protein, have stronger neuronal signals compared with controls, according to a study published in the July Journal of Neurophysiology.

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July 2011
News / Toolbox

Implant can target treatments to neurons

by  /  20 July 2011

An ingenious new technique may allow small brain implants to release chemicals when and where they are needed, according to a study published 2 June in the Journal of Neural Engineering.

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News

Molecular mechanisms: Autism mutants cause cell stress

by  /  19 July 2011

Some autism-associated mutations activate a stress response that could lead to symptoms of the disorder, according to a study published 3 June in Cell Death and Disease.

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May 2011
News

Molecular mechanisms: Gene linked to autism and epilepsy

by  /  25 May 2011

Harmful mutations in a gene that regulates the chemical environment outside of neurons are associated with both autism and epilepsy, according to a study published 31 March in Neurobiology of Disease.

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