Katie Ris (a) Calcium concentration is regulated by receptors found in the junctional cleft, the region between the cardiac sarcolemma and sarcoplasmic reticulum (SR).

Arrhythmogenic right ventricular cardiomyopathy is a heritable heart-muscle disorder that causes progressive replacement of right ventricular myocardium by fibrofatty tissue. Mutations in genes enc ...

Cardiac emergency response plans are now required in all Vermont schools and athletic programs.

A new multi-institution study suggests a tiny protein could play a major role in combating heart failure related to Duchenne muscular dystrophy, the most common lethal genetic disorder among children.

Panel A shows abnormal expression of major-histocompatibility-complex (MHC) class I antigen on the sarcolemma and sarcoplasm of muscle fibers, with a predilection for perifascicular muscle fibers.