One of the most common signs that arteries might be blocked is chest pain, often called angina. People often describe it as a ...

The heart muscle needs oxygen-rich blood to do its job. The vessels that feed the heart are called coronary arteries (shown in the diagram right) and they branch off from the body’s main artery, the ...

The semilunar valves stop the back flow of blood into the heart. There is a semilunar valve where the aorta leaves the left ventricle and another where the pulmonary artery leaves the right ventricle.

A study from Stanford researchers identifies the CXCL12 gene as a crucial regulator of the posterior descending artery’s development in the human heart. The findings, which link this gene to heart ...

"And if we know the development pathways of these important arteries, then we can perhaps regrow them by reintroducing these pathways in a diseased heart." Several coronary arteries deliver blood ...