A study has found that the gene CXCL12 is connected to this artery's formation and that its directional pattern is set very early in human development. The findings, reported in the journal Cell, ...

An anatomical study of a human body by Leonardo da Vinci. Galen had read the works of the ... when a patient had a limb surgically removed, arteries and open wounds were sealed by burning them.

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 ...

When the significance of the human circulatory system was finally established ... In the 2 nd century CE, the influential Roman physician Galen added that blood was continually formed by the liver and ...