Ophthalmology
Potassium balance and glaucoma
Retinal ganglion cells (RGCs) make up the optic nerve. When RGCs degenerate due to elevated intraocular pressure caused by glaucoma, vision is lost.
Jul 17, 2019
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News tagged with ion channels
Neuroscience
Epilepsy sends differentiated neurons on the run
(Medical Xpress)—The smooth operation of the brain requires a certain robustness to fluctuations in its home within the body. At the same time, its extraordinary power derives from an activity structure poised at criticality. ...
Diseases, Conditions, Syndromes
Cystic fibrosis faithfully modeled in a human Lung Airway Chip
The inherited progressive disorder cystic fibrosis (CF) causes severe damage to the lungs, and other tissues in the body by affecting the cells that produce mucus, sweat, and digestive juices. In individuals carrying mutations ...
Nov 19, 2021
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Genetics
The surprising twist behind a rare neurological disorder
A fruit fly study, by an international group of researchers, has pinpointed how a genetic mutation causes one of the important molecular machines in our cells to malfunction. The findings provide a biological mechanism behind ...
Apr 4, 2022
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Cardiology
Compound may prevent risk of a form of arrhythmia from common medications
Dozens of commonly used drugs, including antibiotics, antinausea and anticancer medications, have a potential side effect of lengthening the electrical event that triggers contraction, creating an irregular heartbeat, or ...
May 14, 2021
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Cardiology
How is the heartbeat regulated?
The heart can stably maintain blood flow—at rest or under stress—over a lifetime. Using a mouse model, an LMU team has now uncovered the role played by a specific class of ion channels in controlling the heart rate.
Nov 3, 2020
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Medical research
Drug development cycle shortened with new silicon-based screening tool
Researchers from A*STAR Institute of Microelectronics (IME) have developed a lateral silicon-based drug screening tool that has demonstrated simultaneous capture of 12 individual cells – 12 times higher throughput than ...
Jul 20, 2011
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Neuroscience
New discovery in how mammals sense the cold could lead to new pain relief drugs
Researchers at UCL have shown for the first time that mammals detect different intensities of cold using distinct sensory neuron systems, a finding which could lead to the development of new drugs to treat cold pain.
Apr 24, 2019
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Medical research
Why does maximum heart rate drop with age?
Researchers at the University of Colorado have new insight into the age-old question of why maximum heart rate (maxHR) decreases with age. This decrease in maxHR not only limits the performance of aging athletes but it is ...
Oct 14, 2013
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Health
Death during sex isn't just something that happens to middle-aged men, new study finds
Sex has many beneficial physical and psychological effects, including reducing high blood pressure, improving the immune system and aiding better sleep. The physical act of sex and orgasm releases the hormone oxytocin, the ...
Jan 24, 2022
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