Researchers have developed a novel method for simultaneously recording action potentials (APs)—temporary changes in ...

THE intravenous administration of potassium chloride with glucose ... and both reflect changes in shape of the ventricular action potential. 13 Contrary to theoretical expectation the results ...

Extracellular matrix; Central nervous system; Cerebellum; Neuron; Migration The action potential (AP) is the triggering signal ... In a typical mammalian cardiac myocyte, 4 phases of the AP (Figure 1) ...

A diet rich in potassium helps to offset some of sodium's harmful effects on blood pressure. The rhythmic contractions of the heart are controlled by periodic changes of the membrane potential, called ...

Generating action potentials ... including cardiac arrhythmias, muscle weakness, gastrointestinal symptoms, and more. While potassium and magnesium may not be the first nutrients that come ...

This can cause gastrointestinal symptoms, including: When the potassium level is too high, it can interfere with electrical signaling. The delayed firing of action potentials can cause a slow heart ...

In order to investigate the effect of ionic current modification by antiarrhythmic drugs on the reentrant pattern, we controlled the sodium current, I/sub Na/, and the potassium current, I/sub K/, of ...

While it is primarily a class III antiarrhythmic drug blocking the potassium rectifier currents responsible for myocyte repolarization during phase 3 of the cardiac action potential, amiodarone also ...

C28, a chemical compound identified by computational screening, selectively facilitates voltage-dependent activation of a cardiac potassium ion channel, I Ks. This compound reverses drug-induced ...