News tagged with ion channel proteins
Unusual protein helps regulate key cell communication pathway
Charged atoms, or ions, move through tiny pores, or channels, embedded in cell membranes, generating the electrical signals that allow cells to communicate with one another. In new research, scientists have ...
Apr 23, 2012 |
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Molding the business end of neurotoxins
For snakes, spiders, and other venomous creatures, the "business end," or active part, of a toxin is the area on the surface of a protein that is most likely to undergo rapid evolution in response to environmental constraints, ...
Feb 23, 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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Small change makes a big difference for ion channels
Using a high-resolution single-molecule study technique, University of Illinois researchers have seen the very subtle differences between two branches of an important family of neurotransmitter-gated ion channels.
Jun 02, 2011 |
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Scientists crack molecular code regulating neuronal excitability
A key question in protein biochemistry is how proteins recognize "correct" interaction partners in a sea of cellular factors. Nowhere is that more critical to know than in the brain, where interactions governing ...
Medicine & Health / Medical research
Mar 22, 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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Back to the future for flu fighters
(PhysOrg.com) -- Australian National University researchers have breathed new life into an old protein drug target in a discovery that could open the door to a new range of drugs to combat influenza.
Medicine & Health / Medical research
Jul 20, 2010 |
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Gene identified for sudden unexpected death in epilepsy
A mutation in a brain protein gene may trigger irregular heart beat and sudden death in people with epilepsy, according to new research in the April 14 issue of The Journal of Neuroscience. People with epilep ...
Medicine & Health / Neuroscience
Apr 13, 2010 |
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How fruit flies taste water
(PhysOrg.com) -- The ability to detect water and regulate water intake is essential for all animals because if cells have too little or too much water the consequences for the animal can be disastrous. It ...
Apr 08, 2010 |
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Study sheds light on brain's fear processing center
Breathing carbon dioxide can trigger panic attacks, but the biological reason for this effect has not been understood. A new study by University of Iowa researchers shows that carbon dioxide increases brain acidity, which ...
Medicine & Health / Medical research
Nov 25, 2009 |
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A Cell's Private Life: Researchers Peer Inside a Hidden Protein
(PhysOrg.com) -- To understand the molecular machinery of the human body, scientists have to be able to observe the structure of cellular proteins. This has been particularly challenging for those proteins ...
Medicine & Health / Medical research
Aug 30, 2009 |
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Site for alcohol's action in the brain discovered
Alcohol's inebriating effects are familiar to everyone. But the molecular details of alcohol's impact on brain activity remain a mystery. A new study by researchers at the Salk Institute for Biological Studies ...
Medicine & Health / Neuroscience
Jun 28, 2009 |
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Study suggests new target for treatment of depression
A brain protein involved in fear behavior and anxiety may represent a new target for depression therapies, according to a study by researchers at the University of Iowa and the Iowa City Veterans Affairs Medical Center. The ...
Medicine & Health / Neuroscience
Apr 28, 2009 |
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