Cardiology

Proton pump inhibitor use not linked to cardiac arrhythmia

(HealthDay)—In critically ill patients, proton pump inhibitor (PPI) use is not associated with cardiac arrhythmia, according to a study published online Feb. 6 in the Journal of Clinical Pharmacology.

Medical research

Lab creates potentially life saving heart cells

A group of Simon Fraser University researchers' cultivation of dozens of beating heart cells in Petrie dishes could one day save or improve the lives of patients with inherited heart arrhythmias. They are genetic mutations ...

Medical research

Leaky channels could contribute to unusual heart arrhythmias

Leaks are not just problems for plumbers and politicians; researchers in Canada reveal how leaky transmembrane channels could cause disruptions in normal heart function. The study, published in The Journal of General Physiology, ...

Medical research

The ryanodine receptor—calcium channel in muscle cells

Whenever muscles contract, so-called ryanodine receptors come into play. Calcium ions, which are ultimately responsible for the contraction of muscle cells, are released from storage organs and flow through these ion channels. ...

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