Atomic-level studies of the architecture of tiny sodium channel proteins, critical to generating electrical signals that start off each beat of the heart, are imparting striking details about their function, malfunctions, ...
Dec 20, 2019
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Atrial fibrillation, also known as AFib, is the most common type of irregular heartbeat, and it is associated with increased mortality. While researchers have identified a causal link between obesity and AFib, the underlying ...
Nov 27, 2019
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Patients with irregular heartbeats, or arrhythmia, have few effective treatment options—available drugs are not always effective, and an implanted defibrillator can be too aggressive.
Oct 29, 2019
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The lab of Stephen Waxman, Bridget M. Flaherty Professor of Neurology and of Neuroscience, has identified the key role of sodium channels arrayed on nerve cells in experience of pain.
Oct 24, 2019
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Finnish researchers have found cellular components in the epithelial tissue of the eye, which have previously been thought to only be present in electrically active tissues, such as those in nerves and the heart. A study ...
Aug 15, 2019
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Johns Hopkins Medicine researchers recently found a key structural differences in channels that regulate how and when heart and skeletal muscles contract. Identifying the differences between the two, say researchers, provides ...
May 15, 2019
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Scientists at the Virginia Tech Carilion Research Institute (VTCRI) have found evidence that may disrupt conventional understanding about how electrical activity travels in the heart—a discovery that potentially can lead ...
Aug 27, 2018
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Imagine putting your child to bed, only to have them pass away inexplicably in their sleep. This is the chilling reality for many victims of sudden unexpected death in epilepsy, or SUDEP—which claims the lives of 1 in every ...
Aug 23, 2018
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Using computer models and laboratory rats, Johns Hopkins researchers have demonstrated that "direct electrical current" can be delivered to nerves preferentially, blocking pain signals while leaving other sensations undisturbed.
Apr 18, 2018
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Since ancient times, humans have used opium and its derivatives to block pain. Yet in all that time, no one has found a solution to two main side effects of opioids—addiction and overdose.
Apr 10, 2018
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