News tagged with muscle protein

Six degrees of inclination

(Phys.org)—Stay in a tilted bed for weeks with your head at the lower end and your body starts to change as if it were ageing prematurely or living in space. Twelve volunteers in ESA's bedrest study are ...

dateDec 05, 2012 in Space Exploration
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Searching for the origin of muscles

Ulrich Technau from the University of Vienna has addressed the origin of musculature. His analysis reveals for the first time that some central components of muscles of higher animals are much older than previously ...

dateJun 28, 2012 in Cell & Microbiology
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Biophysics: Order in chaos

The process of skeletal muscle contraction is based around protein filaments sliding inside sarcomeres — the structural units of muscle fiber. Inside each sarcomere is a set of filament motors, which ...

dateMay 03, 2012 in Cell & Microbiology
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Atomic model of tropomyosin bound to actin

New research sheds light on the interaction between the semi-flexible protein tropomyosin and actin thin filaments. The study, published by Cell Press on February 15th in the Biophysical Journal, provides the first detail ...

dateFeb 15, 2011 in Cell & Microbiology
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Can't live without it: The nicotine addiction

The first pull on a cigarette should send you into convulsions. The brain proteins that nicotine affects are nearly identical to a receptor protein on muscle cells that tells them to contract, but nicotine ...

dateSep 23, 2010 in Health
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