In mammals the heart is a double pump. The right side pumps deoxygenated blood to the lungs and the left side pumps oxygenated blood to the rest of the body tissues. This means that a red blood ...

A large research team led by nanotechnologist Roy van der Meel rebuilt the body's own proteins and fats into nano-delivery ...

transport oxygen around the body. They are specialised to carry oxygen ... White blood cells are part of the immune system and are involved in destroying pathogens (disease-causing micro-organisms ...