Ketamine

Recent articles

Illustration of ketamine blocking open ion channels in active NMDA receptors, quieting the cells and disrupting downstream signaling involved in depression.

Ketamine targets lateral habenula, setting off cascade of antidepressant effects

The drug’s affinity for overactive cells in the “anti-reward” region may help explain its rapid and long-lasting results.

By Olivia Gieger
4 September 2024 | 6 min read

Explore more from The Transmitter

leech illustration.

What leeches reveal about movement

Lidia Szczupak turned to the animals to explore how the nervous system coordinates movement.

By Claudia López Lloreda
27 August 2026 | 6 min read
Illustration of scientist facing a fractured landscape.

Redefining underrepresentation in global neuroscience

Shifting the focus of equity initiatives from identity categories to structural barriers can reveal overlooked challenges and increase support and participation worldwide.

Illustration of scientists climbing over a barrier to reach publications.

Scientific talent is global. Access to the world’s scientific stage is not.

Neuroscience in Chile, and across Latin America, does not lack talent or ideas, but the systems that make science visible—prestigious journals, conferences and networks—increasingly price its researchers out.

By Vicente Medel
27 August 2026 | 8 min read