Neuroscience
A giant interneuron for sparse coding
A single interneuron controls activity adaptively in 50,000 neurons, enabling consistently sparse codes for odors.
May 13, 2011
0
0
Page 3 - News tagged with active cells
Genetics
Study links epigenetics, aging, mutations in nuclear proteins to better understand cancer, rare disorders
(Medical Xpress)—One way cells promote tumor suppression is through a process called senescence, an irreversible arrest of proliferation. Senescence is thought to be associated with normal aging, but is also a protective ...
Aug 30, 2013
0
0
HIV & AIDS
Scientists reawaken sleeping HIV in patient cells to eliminate the virus
A consortium of investigators led by scientists at Sanford Burnham Prebys Medical Discovery Institute (SBP) have found that a new class of drugs may be used to purge pockets of dormant HIV from a patient's body, eliminating ...
Sep 9, 2015
0
489
Medical research
Regrowing knee cartilage with an electric kick
UConn bioengineers successfully regrew cartilage in a rabbit's knee, a promising hop toward healing joints in humans, they report in the 12 January issue of Science Translational Medicine.
Jan 12, 2022
1
183
Medications
Study shows that ketamine switches neuronal activity in the neocortex
Human beings can sometimes experience dissociative states, moments in which they feel disconnected from their body and the world around them. While these states have been linked to many psychiatric conditions, they can also ...
Neuroscience
Sleep boosts production of brain support cells
Sleep increases the reproduction of the cells that go on to form the insulating material on nerve cell projections in the brain and spinal cord known as myelin, according to an animal study published in the September 4 issue ...
Sep 3, 2013
0
0
Psychology & Psychiatry
Spiritual science: How a new perspective on consciousness could help us understand ourselves
Scientists have long been trying to understand human consciousness—the subjective "stuff" of thoughts and sensations inside our minds. There used to be an assumption that consciousness is produced by our brains, and that ...
Jun 7, 2019
0
299
Neuroscience
Brain study uncovers vital clue in bid to beat epilepsy
People with epilepsy could be helped by new research into the way a key molecule controls brain activity during a seizure.
Sep 3, 2013
0
0
Medical research
New method visualizes groups of neurons as they compute
Using a fluorescent probe that lights up when brain cells are electrically active, MIT and Boston University researchers have shown that they can image the activity of many neurons at once, in the brains of mice.
Oct 9, 2019
0
4327
Neuroscience
Rethinking things past: Both Hebbian plasticity and neuromodulation essential to memory formation
(Medical Xpress)—In 1949, Donald O. Hebb (often called the father of neuropsychology and neural networks) published The Organization of Behavior: A Neuropsychological Theory1, connecting the two previously distinct areas ...
