Synapses

Recent articles

Research image of human neurons transplanted into mouse cortices.

Protein tug-of-war controls pace of synaptic development, sets human brains apart

Human-specific duplicates of SRGAP2 prolong cortical development by manipulating SYNGAP, an autism-linked protein that slows synaptic growth.

By Holly Barker
23 October 2025 | 9 min listen
Research image of SCN2A neurons.

Boosting SCN2A expression reduces seizures in mice

A modified form of CRISPR amps up expression of the gene—a strategy that could apply to other gene variations linked to autism.

By Charles Q. Choi
9 October 2025 | 5 min read
Research image of axons forming a path into brain metastases of small-cell lung cancer, integrating tumors into the brain.

Neurons fuel lung tumors that have spread to brain

Functional synapses between brain cells and cancer cells are key to the metastatic growth, according to new findings from two independent teams.

By Sarah DeWeerdt
6 October 2025 | 7 min listen
Research image of neuron organization in c elegans.

Worms help untangle brain structure/function mystery

The synaptic connectome of most animals bears little resemblance to functional brain maps, but it can still predict neuronal activity, according to two preprints that tackle the puzzle in C. elegans

By Holly Barker
29 August 2025 | 9 min listen
Research image of developing axons in the fly brain.

How developing neurons simplify their search for a synaptic mate

Streamlining the problem from 3D to 1D eases the expedition—a strategy the study investigators deployed to rewire an olfactory circuit in flies.

By Calli McMurray
6 June 2025 | 7 min listen
Research image of connectivity in the fly brain.

Connectomics 2.0: Simulating the brain

With a complete fly connectome in hand, researchers are taking the next step to model how brain circuits fuel function.

By Laura Dattaro
2 May 2025 | 11 min read
Detailed image of neurons in the mouse visual cortex.

Inhibitory cells work in concert to orchestrate neuronal activity in mouse brain

A cubic millimeter of brain tissue, meticulously sectioned, stained and scrutinized over the past seven years, reveals in stunning detail the role of inhibitory interneurons in brain structure and function.

By Katie Moisse
9 April 2025 | 6 min listen
Research image of frog cells.

Many autism-linked proteins influence hair-like cilia on human brain cells

The finding may help explain autism’s association with multiple co-occurring conditions that involve cilia defects.

By Charles Q. Choi
9 January 2025 | 4 min read
A cortical neuron glows orange and red.

START method assembles brain’s wiring diagram by cell type

The new technique mapped the interactions of about 50 kinds of inhibitory neurons in the mouse visual cortex in finer detail than previous approaches.

By Holly Barker
31 October 2024 | 5 min read
Research image of retinal ganglion cells in the lateral geniculate nucleus in mice.

Microglia’s pruning function called into question

Scientists are divided over the extent to which the cells sculpt circuits during development.

By RJ Mackenzie
24 October 2024 | 9 min read

Explore more from The Transmitter

Nonhuman brain slice.

Nonhuman primate research to lose federal funding at major European facility

The Dutch Senate has ordered the Biomedical Primate Research Centre in the Netherlands to shift its funding away from primate experiments by 2030.

By Lauren Schenkman
30 October 2025 | 4 min read
Image of potentially duplicated research figures.

Image integrity issues create new headache for subarachnoid hemorrhage research

First-time sleuths found potentially problematic images in hundreds of papers about early brain injury after subarachnoid hemorrhage.

By Lauren Schneider
30 October 2025 | 5 min read
Research image of mouse brain slices stained in red and blue.

Ramping up cortical activity in early life sparks autism-like behaviors in mice

The findings add fuel to the long-running debate over how an imbalance in excitatory and inhibitory signaling contributes to the autism.

By Sarah DeWeerdt
30 October 2025 | 6 min read

privacy consent banner

Privacy Preference

We use cookies to provide you with the best online experience. By clicking “Accept All,” you help us understand how our site is used and enhance its performance. You can change your choice at any time. To learn more, please visit our Privacy Policy.