Neuroscience

Dopamine primes the brain for enhanced vigilance

Imagine a herd of deer grazing in the forest. Suddenly, a twig snaps nearby, and they look up from the grass. The thought of food is forgotten, and the animals are primed to respond to any threat that might appear.

Neuroscience

Scientists record powerful signal in the brain's white matter

The human brain is made up of two kinds of matter: the nerve cell bodies (gray matter), which process sensation, control voluntary movement, and enable speech, learning and cognition, and the axons (white matter), which connect ...

Psychology & Psychiatry

Ketamine found to increase brain noise

An international team of researchers including Sofya Kulikova, Senior Research Fellow at the HSE University-Perm, found that ketamine, being an NMDA receptor inhibitor, increases the brain's background noise, causing higher ...

Neuroscience

Researchers close in on root of slow motor learning in autism

Social deficits attract so much attention in the study of autism spectrum disorder, it's easy to forget there are motor learning deficits during early childhood as well. For autistic kids hoping to throw a ball around the ...

Radiology & Imaging

Enhancing PET image quality with deep learning

The axial field of view (AFOV) plays a pivotal role in determining image quality in positron emission tomography (PET). While total-body PET scanners like the uEXPLORER offer superior sensitivity, they come at a higher cost ...

page 1 from 2