Our cells tend to lose their shape as we grow older, contributing to many of the effects we experience as aging. This poses particular problems for the heart, where aging can disrupt the protein network within muscle cells ...
Biotechnology
Jul 17, 2018
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68
Astronauts have been taking part in short spaceflight missions since 1961. They have only recently begun to spend significantly longer times in space, with missions extending for months, since the days of the Russian Mir ...
Space Exploration
Mar 22, 2012
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0
Computational models of the human heart can be very useful in studying not just the basic mechanisms of heart function, but also to analyze the heart in a diseased state, and come up with methods for diagnosis and therapy.
Mathematics
Apr 10, 2013
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0
Every cell of our body is separated from its environment by a lipid bilayer. In order to maintain their biological function and to transduce signals, special proteins, so called ion channels, are embedded in the membrane. ...
Cell & Microbiology
May 3, 2013
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0
(PhysOrg.com) -- A research team led by biochemist Scott Garman at the University of Massachusetts Amherst has for the first time determined the mechanism of one of the cell’s 'recycling' enzymes, human alpha-galactosidase ...
Biochemistry
Feb 2, 2010
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0
The U.S. Environmental Protection Agency (EPA) has taken a major step to curb the largest remaining source of airborne lead pollution.
Environment
Oct 7, 2022
1
28
At the current temperatures, all hibernators have probably emerged from their winter hibernation and are enjoying the warm weather. However, this is quite different during the cold season. Many small mammals such as marmots, ...
Plants & Animals
May 7, 2013
0
0
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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0
In their study, the research groups looked at a protein called Creld. A study from Bonn had recently been able to demonstrate that Creld plays an important role in the development of the heart in mammals. "We wanted to find ...
Cell & Microbiology
Jul 22, 2022
0
6
High-density lipoprotein (HDL) is widely thought to protect against the development of atherosclerosis, yet drugs that raise levels of HDL cholesterol (HDL-C) have failed to reduce the risk of heart disease.
Biochemistry
Jul 2, 2018
0
8
