The ability to modify the intracellular concentrations of divalent calcium ions is vital to normal cell functioning. In the cells of the cardiac muscle, calcium ions play a crucial role in coupling ...

Osaka, Japan - Researchers at Osaka University used electron cryomicroscopy (CryoEM) to image essential cardiac muscle components, known as thin filaments, with unprecedented resolution. They also ...

Brandeis University researchers have unlocked a controversial structure in heart cells responsible for regulating heart contractions. For years, scientists have debated how many KCNE1 proteins are ...

Researchers at UT Southwestern Medical Center have identified a previously unrecognized small protein in cells of the human heart that plays a key role in heart muscle contraction. The protein is made ...

After a heart attack, heart cells lose sensitivity. According to recent discoveries from Queen Mary University of London, this means that heart cells lose their ability to effectively sense stiffness ...

A drug currently in clinical trials for treating symptoms of Parkinson's disease may someday have value for treating heart failure, according to results of early animal studies. A drug currently in ...