Scientists at Johns Hopkins report they have figured out a key step in how "free" calcium—the kind not contained in bones—is managed in the body, a finding that could aid in the development of new treatments for a variety ...
Biochemistry
Jan 23, 2014
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Scientists have figured out how calcium channels – the infinitesimal cell membrane pores that generate electrical signals by gating a charged-particle influx – have solved a "needle in a haystack" problem.
Cell & Microbiology
Nov 24, 2013
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(Phys.org) —In the human body, lipids do not only serve as energy stores and structural elements, but they are also important signaling molecules. Disruptions of lipid signal transmission seem to be involved in diseases ...
Biochemistry
Jun 12, 2013
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A team of investigators from UC Davis and Peking University have discovered a mechanism that may explain how alpha hydroxyl acids (AHAs) -- the key ingredient in cosmetic chemical peels and wrinkle-reducing creams -- work ...
Biochemistry
Aug 13, 2012
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Excitation of neurons depends on the selected influx of certain ions, namely sodium, calcium and potassium through specific channels. Obviously, these channels were crucial for the evolution of nervous systems in animals. ...
Cell & Microbiology
Jul 26, 2012
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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 -- potentially ...
Biochemistry
Feb 1, 2012
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A discovery in fruit flies may be able to tell us more about how animals, including humans, sense potentially dangerous discomforts.
Biotechnology
Dec 15, 2011
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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 ...
Cell & Microbiology
Oct 24, 2011
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(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 of most organisms ...
Biochemistry
Jun 19, 2011
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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.
Cell & Microbiology
Jun 13, 2011
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