Glutamate
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Neurotransmitter switch-up helps fan extreme stress into full-blown fear
The flip occurs when certain neurons in the dorsal raphe start to express the chemical GABA instead of glutamate, a new study shows.

Neurotransmitter switch-up helps fan extreme stress into full-blown fear
The flip occurs when certain neurons in the dorsal raphe start to express the chemical GABA instead of glutamate, a new study shows.
Neurons in thalamus sort new social cues from familiar ones
A subset of thalamic neurons support an aspect of social behavior called social recognition, according to experiments in mice.

Neurons in thalamus sort new social cues from familiar ones
A subset of thalamic neurons support an aspect of social behavior called social recognition, according to experiments in mice.
Trials of arbaclofen for autism yield mixed results
Autistic children taking the drug showed improvements in some behaviors but not in their social skills.

Trials of arbaclofen for autism yield mixed results
Autistic children taking the drug showed improvements in some behaviors but not in their social skills.
Experimental drug shows promise for autism-linked syndromes
The drug quells seizures in children with Dravet syndrome or Lennox-Gastaut syndrome.

Experimental drug shows promise for autism-linked syndromes
The drug quells seizures in children with Dravet syndrome or Lennox-Gastaut syndrome.
New resource maps gene expression, regulation in neuron subtypes
The catalog could help researchers understand the effects of autism-linked DNA variants that fall outside genes.

New resource maps gene expression, regulation in neuron subtypes
The catalog could help researchers understand the effects of autism-linked DNA variants that fall outside genes.
New human neuron assays set stage for high-throughput autism drug screens
The ability to conduct large-scale screening in human neurons could accelerate the discovery of autism treatments.

New human neuron assays set stage for high-throughput autism drug screens
The ability to conduct large-scale screening in human neurons could accelerate the discovery of autism treatments.
Visual task flags autistic people who respond to GABA agonists
The investigational drug arbaclofen makes autistic people's brains respond to a visual task more like non-autistic people's brains do.

Visual task flags autistic people who respond to GABA agonists
The investigational drug arbaclofen makes autistic people's brains respond to a visual task more like non-autistic people's brains do.
Neural network captures noisy neurons in autism mouse model
Mice missing the autism-linked gene SHANK3 use more neurons to engage in social behavior than control mice do, reflecting a more disorganized, less efficient brain signaling network.

Neural network captures noisy neurons in autism mouse model
Mice missing the autism-linked gene SHANK3 use more neurons to engage in social behavior than control mice do, reflecting a more disorganized, less efficient brain signaling network.
GABA agonist rescues auditory hypersensitivity in rats missing autism-linked gene CNTNAP2
The investigational drug arbaclofen may right an imbalance between inhibitory and excitatory signaling in the animals’ brains.

GABA agonist rescues auditory hypersensitivity in rats missing autism-linked gene CNTNAP2
The investigational drug arbaclofen may right an imbalance between inhibitory and excitatory signaling in the animals’ brains.
Family groups, researchers join forces to solve mysteries of autism gene
Families of children with mutations in a gene called SYNGAP1 have spurred research into the effects of the mutations on people — and how to treat them.

Family groups, researchers join forces to solve mysteries of autism gene
Families of children with mutations in a gene called SYNGAP1 have spurred research into the effects of the mutations on people — and how to treat them.
Explore more from The Transmitter
‘Ancient’ brainstem structure evolved beyond basic motor control
The human red nucleus may also help coordinate action, reward and motivated behavior, a new study suggests.

‘Ancient’ brainstem structure evolved beyond basic motor control
The human red nucleus may also help coordinate action, reward and motivated behavior, a new study suggests.
Reporter’s notebook: Highlights from INSAR 2025
The annual meeting brought autism researchers, advocates and clinicians to Seattle to discuss the latest research, including attempts to define subgroups, a potential new CHD8 macaque model and life expectancy gaps.

Reporter’s notebook: Highlights from INSAR 2025
The annual meeting brought autism researchers, advocates and clinicians to Seattle to discuss the latest research, including attempts to define subgroups, a potential new CHD8 macaque model and life expectancy gaps.
NIDA shutters diversity fellowship program, axes active awards
It’s unclear if the cancellation at the U.S. National Institute on Drug Abuse extends to the fellowships awarded by other institutes within the National Institutes of Health.

NIDA shutters diversity fellowship program, axes active awards
It’s unclear if the cancellation at the U.S. National Institute on Drug Abuse extends to the fellowships awarded by other institutes within the National Institutes of Health.