Psychology & Psychiatry

Scientists explain how ketamine vanquishes depression within hours

(Medical Xpress)—Many chronically depressed and treatment-resistant patients experience immediate relief from symptoms after taking small amounts of the drug ketamine. For a decade, scientists have been trying to explain ...

Genetics

Handful of genetic changes led to huge changes to human brain

Changes to just three genetic letters among billions led to evolution and development of the mammalian motor sensory network, and laid the groundwork for the defining characteristics of the human brain, Yale University researchers ...

Neuroscience

Can traumatic memories be erased? Cell biology offers promise

(Medical Xpress) -- Could veterans of war, rape victims and other people who have seen horrific crimes someday have the traumatic memories that haunt them weakened in their brains? In a new study, UCLA life scientists report ...

HIV & AIDS

Small protein plays big role in chronic HIV infection

NeuroHIV refers to the effects of HIV infection on the brain or central nervous system, and to some extent, the spinal cord and peripheral nervous system. A collection of diseases, including neuropathy and dementia, neuroHIV ...

Neuroscience

How the brain coordinates speaking and breathing

MIT researchers have discovered a brain circuit that drives vocalization and ensures that you talk only when you breathe out, and stop talking when you breathe in.

page 3 from 40