3DPrint.com September 18, 2024
Vanesa Listek

Scientists at Harvard’s Wyss Institute have developed a new method to 3D print blood vessels that replicate the complex structure of human vasculature. Working in collaboration with the John A. Paulson School of Engineering and Applied Science (SEAS), the team has taken an important step forward in the quest to create functional, implantable lab-grown organs.

This new technique called coaxial SWIFT (co-SWIFT), allows the production of vascular networks embedded in human cardiac tissue. These networks feature a hollow “core” surrounded by a “shell” of smooth muscle and endothelial cells, mimicking the natural structure of blood vessels.

What’s more, this innovation builds upon a previous bioprinting technique, SWIFT, which allowed scientists to print hollow channels in a living matrix. Developed in...

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