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, ...
Biochemistry
Mar 9, 2011
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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 ...
Biochemistry
Mar 9, 2011
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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 ...
Biotechnology
Nov 11, 2010
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University of Pennsylvania School of Medicine researchers have described a previously unknown biological mechanism in cells that prevents them from cannibalizing themselves for fuel. The mechanism involves the fuel used by ...
Cell & Microbiology
Jul 27, 2010
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(PhysOrg.com) -- In cells, as in cities, disposing of garbage and recycling anything that can be reused is an essential service. In both city and cell, health problems can arise when the process breaks down.
Cell & Microbiology
Jul 14, 2010
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Neurotoxins from cone snails and spiders help neurobiologists Sebastian Auer, Annika S. Stürzebecher and Dr. Ines Ibañez-Tallon of the Max Delbrück Center for Molecular Medicine (MDC) Berlin-Buch, Germany, to investigate ...
Biochemistry
Feb 10, 2010
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Calcium may not come to mind when you think of tasty foods, but in a study appearing in the January 8 issue of JBC, Japanese researchers have provided the first demonstration that calcium channels on the tongue are the targets ...
Biochemistry
Jan 8, 2010
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Tsuruta et al. find that a lipid kinase directs a voltage-gated calcium channel's degradation to save neurons from a lethal dose of overexcitement. The study appears in the October 19, 2009 issue of the Journal of Cell Biology ...
Cell & Microbiology
Oct 19, 2009
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Li et al. explain how prolonged stress sparks the endoplasmic reticulum (ER) to release its calcium stores, inducing cells to undergo apoptosis in several aging-related diseases.The study will appear in the September 21, ...
Cell & Microbiology
Sep 14, 2009
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As part of the intricate ballet of synaptic transmission from one neuron to the next, tiny vesicles - bubbles containing the chemical neurotransmitters that make information exchange possible -- travel to the tip of neurons ...
Biotechnology
Sep 3, 2009
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