Each 2.54 square centimetre (a square inch) of human skin has six metres (20ft) of blood vessels. Veins hold about 65 per cent of the body's blood and have one-way valves tohelp blood move.

There are around 10.5 pints of blood in the average human adult body ... moving blood around the body. Within this system, the heart pumps the blood to the blood vessels, which deliver blood ...

So it's a good job we've got the circulatory system to transport nutrients, water and oxygen to the entire body. If we could join all the blood vessels in a human body together end-to-end ...

"We grow them under the pulsatile pressure to mimic the human's blood pressure ... forming a strong, natural blood vessel.

So, they engineered generic human endothelial cells (ECs), the cells that line the inside of blood vessels, to form reprogrammed vascular ECs, R-VECs. They first tested the R-VECs in a ...

and its flexibility means that it could easily be integrated into the human body, the team says. The next stage of the study will involve researching the use of the blood vessels in animals ...

In this study, researchers isolated blood vessels from human early developing brains ... Endothelial cells can also affect interactions with the body's immune system. When disease occurs, these ...