News tagged with ion channels

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Voltage tester for beating cardiac cells

For the first time, scientists have succeeded in recording the current in membrane channels of contracting cardiac cells. To do this, the scientists combined an atomic force microscope with a widely used ...

dateFeb 17, 2015 in Bio & Medicine
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Putting the fire out with light

Chili peppers contain an activator of heat-sensitive pain receptors. An LMU team has now converted an antagonist to the compound into a light-sensitive regulator of such receptors that can differentially ...

dateJul 25, 2013 in Biochemistry
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Flipping a switch on neuron activity

All our daily activities, from driving to work to solving a crossword puzzle, depend on signals carried along the body's vast network of neurons. Propagation of these signals is, in turn, dependent on myriad small molecules ...

dateMar 07, 2011 in Medical research
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A common thread: No pain, no smell

(PhysOrg.com) -- In a recent study published in Nature by Jan Weiss and Frank Zufall of the University of Saarland, School of Medicine, a connection has been made between the inability to feel pain and anosmia - the inabil ...

dateMar 25, 2011 in Medical research report
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Study helps explain how we can sense temperatures

Scientists at The Scripps Research Institute and the Genomics Institute of the Novartis Research Foundation (GNF) have shed new light on the molecular mechanism that enables us to sense temperature, such as the heat from ...

dateApr 23, 2010 in Neuroscience
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Cystic fibrosis gene typo is a double whammy

An imbalance of salt and water in patients with cystic fibrosis makes their lungs clog up with sticky mucus that is prone to infection. The cause of the offending imbalance is a well-known genetic error, one that blocks the ...

dateNov 12, 2010 in Biochemistry
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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 ...

dateApr 08, 2010 in Cell & Microbiology report
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Video camera that records at the speed of thought

(PhysOrg.com) -- European researchers who created an ultra-fast, extremely high-resolution video camera have enabled dozens of medical applications, including one scenario that can record 'thought' processes travelling along ...

dateOct 12, 2009 in Engineering
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