The contractile function of smooth muscle relies on the dynamic interplay of three principal cytoskeletal networks: actin filaments, intermediate filaments and microtubules. Actin polymerisation and ...

Calponin is a thin-filament-associated protein that plays a central role in the control of smooth muscle contraction by binding to actin and tropomyosin and inhibiting myosin ATPase activity. Three ...

Muscles can only contract and relax, so they always work in pairs called antagonistic muscles. Skeletal muscle is joined to bones. Its cells contract to make bones move and joints bend. Skeletal ...

Your muscles aren’t just for lifting heavy objects and looking good in photos—they’re actually functioning as a sophisticated chemical factory that produces brain-boosting compounds essential for ...