While previous attempts to grow blood vessels in a dish yielded fragments of only a few millimeters in length, a new procedure has drastically improved this and produced blood vessels of a few centimeters long.
The new procedure makes use of a collagen gel in which blood vessel cells can move and communicate. The precise density of the gel turned out to be the key parameter.
This is an important develop for the generation and transplantation of human organs that need blood vessels for their oxygen supply.
Read the full story: University of Delaware
Scientific publication: Biomaterials
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