Capturing the activity of neurons in the form of electric impulses isn't easy. Information processing happens on different time scales and involves quick changes in voltage, ion concentrations and multiple signaling molecules. ...
Aug 23, 2018
0
284
A rare genetic disorder in which people are suddenly overcome with profound muscle weakness is caused by a hole in a membrane protein that allows sodium ions to leak across cell membranes, researchers at the University of ...
May 21, 2018
0
34
Cells in the brain's master circadian clock synchronize voltage rhythms despite asynchronous calcium rhythms, which might explain how a tissue-wide rhythm is maintained.
Apr 24, 2017
0
0
By changing one small portion of a stimulus that influences part of one molecule's function, engineers and researchers at Washington University in St. Louis have opened the door for more insight into how the molecule is associated ...
Mar 1, 2017
0
27
Cardiac device wearers should keep a safe distance from smartphones to avoid unwanted painful shocks or pauses in function, reveals research presented today at EHRA EUROPACE—CARDIOSTIM 2015 by Dr. Carsten Lennerz, first ...
Jun 22, 2015
0
20
Using certain electronic cigarettes at high temperature settings could potentially release more formaldehyde, a cancer-causing chemical, than smoking traditional cigarettes does, new lab tests suggest.
Jan 21, 2015
0
38
Several past studies have suggested that the magnetic fields created by phones, high-voltage power lines and other electrical equipment are harmful for humans.
Dec 9, 2014
28
0
Researchers from the UK have called into question a theory suggesting that a previously reported risk of leukaemia among children born close to overhead power lines could be caused by an alteration to surrounding air pollution.
Oct 30, 2014
2
0
For years, neuroscientists have been trying to develop tools that would allow them to clearly view the brain's circuitry in action—from the first moment a neuron fires to the resulting behavior in a whole organism. To get ...
Sep 18, 2014
0
0
Every thought, every movement, every heartbeat is controlled by lightning-quick electrical impulses in the brain, the muscles, and the heart. But too much electrical excitability in the membranes of the cells can cause things ...
Apr 24, 2012
0
0
