Inhibitory signaling

Recent articles

Research image of a portion of mouse brain.

Stress warps fear memories in multiple ways

Expanding the bounds of a fear memory or linking it to a neutral memory can shape a mouse’s fear response, two new studies show.

By Claudia López Lloreda
15 November 2024 | 5 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 different interneuron subtypes responding to the absence of pyramidal neurons in the mouse cortex.

As circuits wire up, interneurons take cues from surrounding cells

The inhibitory cells’ development, diversity and abundance in the cortex is directed in part by pyramidal cells, a new preprint suggests.

By Olivia Gieger
14 August 2024 | 5 min read
Research image of fetal macaque brains.

Brain patterning in utero may be implicated in autism, other conditions

Genes tied to several conditions are expressed in regions that control neural stem cell fate within the first few months post-conception.

By Chloe Williams
1 August 2024 | 6 min read
Research image of a chimeroid.

Brain ‘chimeroids’ reveal person-to-person differences rooted in genetics

These fusions created from multiple donors’ organoids may help scale up comparative brain research.

By Charles Q. Choi
5 July 2024 | 4 min read
Research image of excitatory synapses in the prefrontal cortex.

Synaptic anomalies in autistic people support imbalance hypothesis

Increased excitatory and decreased inhibitory synapses in the prefrontal cortex of autistic people suggest broader impacts on brain function and connectivity.

By Giorgia Guglielmi
27 June 2024 | 4 min read
Research image of enteric neurons in zebrafish.

Opioid receptors may guide formation of gut nervous system in zebrafish

Fish lacking functional copies of the receptors have fewer enteric neurons than usual, but the findings await further validation.

By Olivia Gieger
26 June 2024 | 4 min read
A research image of a mouse brain under anesthesia

What goes up must come down: New marker flags decreased neural activity

Phosphorylation of the metabolic enzyme pyruvate dehydrogenase inversely correlates with neural activity, offering scientists a tool to study inhibition for the first time.

By Elissa Welle
14 February 2024 | 6 min read
Illustration of a sheet of red and white pills, with the red pills arranged in the form of a question mark.

New template streamlines sharing clinical trial results

This month’s Going on Trial newsletter explores a new tool for communicating with clinical trial participants and their families, among other drug development news.

By Calli McMurray
31 October 2023 | 7 min read
Research image of various types of cells.

Vast diversity of human brain cell types revealed in trove of new datasets

The collection offers a glimpse into differences in cell composition — across people and brain regions — that may shape neural function.

By Angie Voyles Askham
12 October 2023 | 7 min listen

Explore more from The Transmitter

Illustration of columns of text with eyes peeking out from behind the central column to look at a bright blue spot.

This paper changed my Life: Bill Newsome reflects on a quadrilogy of classic visual perception studies

The 1970s papers from Goldberg and Wurtz made ambitious mechanistic studies of higher brain functions seem feasible.

By Bill Newsome
21 February 2025 | 6 min read
Interconnected lines form a world map.

Science must step away from nationally managed infrastructure

Scientific data and independence are at risk. We need to work with community-driven services and university libraries to create new multi-country organizations that are resilient to political interference.

By Dan Goodman
20 February 2025 | 7 min read
Illustration of a woman holding a pencil over a map.

Familiar autism-linked genes emerge from first analysis of Latin American cohort

The findings, detailed in a January preprint, suggest autism’s fundamental biology is the same regardless of ancestry. But questions remain.

By Laura Dattaro
20 February 2025 | 5 min read