NEDD4L and myocardial infarction: Not only under resting conditions but also under the diseased condition of myocardial infarction, mice without Nedd4-2 C2 showed progressively prolonged QTc intervals and enhanced T peak/T end interval, which might have lethal proarrythmic properties with myocardial infarction, resulting in ventricular tachy-arrythmia and cardiac sudden death.