Biophysically detailed neuronal models provide a unique window into the workings of individual neurons. They enable researchers to manipulate neuronal properties systematically and reversibly, something that is often impossible ...
Oct 4, 2023
0
168
Adjusting a specific deep-brain circuit's firing frequency immediately and dramatically alters rats' forebrain activity and alertness levels, Stanford University School of Medicine investigators have shown.
Dec 10, 2015
1
72
When we concentrate on something, we also engage in the unsung, parallel act of purposefully ignoring other things. A new study describes how the brain may achieve such "optimal inattention." With this knowledge, scientists ...
Feb 3, 2015
0
141
In embryonic stages, tactile stimuli simultaneously activate tactile and visual neural pathways. Shortly after birth, both pathways reorganize to allow separate processing of touch and vision. Waves of activity emitted by ...
Aug 18, 2022
0
213
In a world first, a cross-institutional research collaboration has used a two-photon microscope with a combination of calcium imaging and holographic stimulation to reveal that the functional connectivity between neurons ...
Mar 19, 2021
0
151
In a study recently published in IEEE Transactions on Neural Systems and Rehabilitation Engineering, neurobiologists at the University of Chicago show how an organism can sense a tactile stimulus, in real time, through an ...
May 10, 2013
0
0
Most of us think little of why we feel pleasantly full after eating a big holiday meal, why we start to cough after accidentally inhaling campfire smoke, or why we are hit with sudden nausea after ingesting something toxic. ...
Aug 31, 2022
0
42
Researchers at Karolinska Institutet have mapped how different nerve cells in the brain area striatum process information to plan and execute our movements at just the right time and with the right vigour. The results, presented ...
Jan 28, 2020
0
249
Throughout our lives, our brains adapt to what we learn and memorise. The brain is indeed made up of complex networks of neurons and synapses that are constantly re-configured. However, in order for learning to leave a trace, ...
Jul 17, 2014
0
0
(Medical Xpress)—Different forms of childhood abuse increase the risk for mental illness as well as sexual dysfunction in adulthood, but little has been known about how that happens. An international team of researchers, ...
Jun 3, 2013
0
1
