News tagged with calcium channels
Related topics: nerve cells
Protein structures give disease clues
Using some of the most powerful nuclear magnetic resonance equipment available, researchers at the University of California, Davis, are making discoveries about the shape and structure of biological molecules ...
Feb 01, 2012 |
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Gene discovery explains how fruit flies retreat from heat
A discovery in fruit flies may be able to tell us more about how animals, including humans, sense potentially dangerous discomforts.
Dec 15, 2011 |
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Study shows Alzheimer's disease-related peptides form toxic calcium channels in the plasma membrane
Alzheimer's disease is triggered by the inappropriate processing of amyloid precursor protein to generate excess amounts of short peptide fragments called A-beta. For many years, the neurodegeneration associated with Alzheimer's ...
Oct 24, 2011 |
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Cell's power generator depends on long-sought protein: 50-year search for calcium channel ends
(PhysOrg.com) -- Mitochondria, those battery-pack organelles that fuel the energy of almost every living cell, have an insatiable appetite for calcium. Whether in a dish or a living organism, the mitochondria ...
Jun 19, 2011 |
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Aurora A may contribute to kidney disease
The Aurora A kinase may contribute to polycystic kidney disease (PKD) by inactivating a key calcium channel in kidney cells, according to a study in the June 13 issue of The Journal of Cell Biology.
Jun 13, 2011 |
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Important role for the cerebellum
Hereditary diseases such as epilepsy or various coordination disorders may be caused by changes in nerve cells of the cerebellum, which do not set in until after birth. This is reported by Bochum's neuroscientists in the Jo ...
Medicine & Health / Neuroscience
Mar 18, 2011 |
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New genetic deafness syndrome identified
Ten years ago, scientists seeking to understand how a certain type of feature on a cell called an L-type calcium channel worked created a knockout mouse missing both copies of the CACNA1D gene.
Mar 09, 2011 |
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Researchers find novel role for calcium channels in pacemaker cell function
Pacemaker cells in the sinoatrial node control heart rate, but what controls the ticking of these pacemaker cells? New research by Angelo Torrente and his colleagues of the M.E. Mangoni group's, reveals, for the first time, ...
Mar 09, 2011 |
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Newly identified spider toxin may help uncover novel ways of treating pain and human diseases
Spider venom toxins are useful tools for exploring how ion channels operate in the body. These channels control the flow of ions across cell membranes, and are key components in a wide variety of biological processes and ...
Mar 09, 2011 |
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Unearthing a pathway to brain damage
Neuroscientists have long suspected that abnormal calcium signaling and accumulation of misfolded proteins cause an intracellular membrane-bound organelle called the endoplasmic reticulum (ER) to trigger the ...
Medicine & Health / Neuroscience
Feb 25, 2011 |
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Neuroscientists learn how channels fine-tune neuronal excitability
Scientists in the Hotchkiss Brain Institute at the Faculty of Medicine, University of Calgary, have discovered a new mechanism that nerve cells (neurons) use to fine-tune their electrical output. The exciting discovery, published ...
Medicine & Health / Neuroscience
Jan 26, 2011 |
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Common antibiotics and blood pressure medication may result in hospitalization
Mixing commonly used antibiotics with common blood pressure medications may cause hypotension (abnormally low blood pressure) and induce shock in older patients, requiring hospitalization, according to a study published in ...
Medicine & Health / Medications
Jan 17, 2011 |
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Fruit flies lead scientists to new human pain gene
While it has become clear in recent years that susceptibility to pain has a strong inherited component, very little is known about actual "pain genes" and how they work. In the November 12th issue of Cell, researchers at Chi ...
Nov 11, 2010 |
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Math researcher illuminates cellular basis of neural impulse transmission
(PhysOrg.com) -- NJIT Associate Professor Victor Matveev, PhD, in the department of mathematical sciences, was part of a research team that published "N-type Ca2+ channels carry the largest current: Implications for nanodomains ...
Medicine & Health / Neuroscience
Nov 02, 2010 |
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Protein provides link between calcium signaling in excitable and non-excitable cells
A calcium-sensing protein, STIM1, known to activate store-operated calcium channels has been found to also inhibit voltage-operated calcium channels, according to researchers at Temple University.
Medicine & Health / Medical research
Oct 01, 2010 |
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