During a severe heart attack many heart muscle cells die and are replaced by scar tissue to stabilize the heart wall. Connective tissue cells, known as fibroblasts (FB), are the dominant cell type in ...

Electrical problems in the heart can often lead to serious and fatal complications including complete heart block or heart failure. Left ventricular conduction disease occurs when there is an ...

Ten months after transplanting the first genetically-modified pig heart into a human patient, University of Maryland School of Medicine (UMSOM) researchers continue to report on new findings from the ...