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Spectrum: Autism Research News

Tag: excitatory signaling

July 2022
Illustration shows calcium signaling astrocytes, which are star-shaped and change color from light blue to purple.

Portrait of a research field: astrocytes in autism

by  /  14 July 2022

Long cast in supporting roles in the brain, astrocytes are now emerging as primary players in certain characteristics of autism and related conditions.

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New resource maps gene expression, regulation in neuron subtypes

by  /  1 July 2022

The catalog could help researchers understand the effects of autism-linked DNA variants that fall outside genes.

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June 2022
A computer-rendered analysis of neurons

Autism-linked mutation disrupts brain circuit to change social behavior

by  /  24 June 2022

Therapies that target the circuit could boost social activity, new findings suggest.

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black-and-white image of a burst of neuron activity, indicated by the neurons flashing brightly and simultaneously

Autism-linked mutation alters neuronal network activity

by  /  7 June 2022

Neurons with a faulty copy of SETD1A, a gene tied to autism and schizophrenia, show structural abnormalities and altered connectivity patterns.

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April 2022

Histone-modifying drug improves autism-like behaviors in mice

by  /  18 April 2022

The experimental compound, called GSK-LSD1, enhances social preferences and reduces repetitive grooming in mice, according to a new study.

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Faulty inhibition foils long-term memory in Rett mice

by  /  11 April 2022

The animals recall fear more readily if a set of inhibitory neurons in the hippocampus is switched on.

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January 2022

Rethinking the origins of neurons: Q&A with Tomasz Nowakowski

by  /  20 January 2022

Excitatory and inhibitory neurons can derive from the same cellular source in the developing human brain, a new study suggests, overturning a 20-year-old hypothesis. Tomasz Nowakowski discusses the finding’s implications for autism research.

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Visual stimulus of 4 circles with black and white stripes.

Visual task flags autistic people who respond to GABA agonists

by  /  5 January 2022

The investigational drug arbaclofen makes autistic people’s brains respond to a visual task more like non-autistic people’s brains do.

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November 2021
Three mice sniffing each other.

Reversing mutations in top autism-linked gene makes adult mice more social

by  /  10 November 2021

Treatments that counteract the effects of an SCN2A mutation in mice increase the animals’ sociability in adulthood, according to a new unpublished study.

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October 2021

Autism-linked gene SYNGAP1 molds synaptic plasticity, learning

by  /  21 October 2021

Even partial loss of the gene impairs the mouse brain’s ability to respond to sensory experiences, which may explain why people with SYNGAP1 mutations tend to have learning difficulties and a high pain tolerance.

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