An international group of researchers has identified an important mechanism that enables stem cells to evade immune rejection ...

The agency OK’d an artificial vessel to restore blood flow in patients, even though its own scientists flagged questionable ...

Cardiovascular system - Edexcel The cardiovascular system is made up of three main parts - the heart, the blood vessels and the blood that flows through them. Respiratory system - Edexcel The ...

Sarah Lutz, assistant professor of anatomy and cell biology in the ... But the infected mice, researchers found, had leaky blood-brain barrier vessels and impaired memory or learning.