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Researchers have shown that tiny lasers integrated into heart muscle cells or tissue can be used to acquire high-resolution measurements of contractility in heart muscle cells, live zebrafish and ...

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 ...

Since early in the pandemic, COVID-19 has been associated with heart problems, including reduced ability to pump blood and abnormal heart rhythms. But it's been an open question whether these problems ...