Human bodily fluids and secretions contain molecules known as biomarkers that contain a wealth of information about the body's health and the presence of disease. Among secretions such as tears, sweat and saliva, tears are ...
Nov 23, 2020
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Researchers at the Centro Nacional de Investigaciones Cardiovasculares (CNIC) and the Instituto de Investigación Sanitaria Princesa (IIS Princesa) have made a major advance toward deciphering the mechanism through which ...
Jul 29, 2020
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Ion channels, which allow potassium and sodium ions to flow in and out of cells, are crucial in neuronal 'firing' in the central nervous system and for brain and heart function. These channels use a "ball-and-chain" mechanism ...
Mar 18, 2020
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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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Neurons absorb and release water when they relay messages throughout the brain, according to a study by researchers at the National Institutes of Health and other institutions. Tracking this water movement with imaging technology ...
Sep 14, 2018
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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
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Researchers have discovered a "missing mutation" in severe infant epilepsy—long-suspected genetic changes that might trigger overactive, brain-damaging electrical signaling leading to seizures They also found early indications ...
Mar 20, 2018
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Northwestern Medicine scientists have mapped the complete structure of a voltage-gated sodium channel, proteins in the membrane of cells that play an important role in many diseases. The findings were published in Nature ...
Apr 4, 2017
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When nerve cells have to communicate with each other in our brains, it involves release of small signal molecules, the so-called neurotransmitters, which act as chemical messengers in specific points of contact between nerve ...
May 26, 2016
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