3-D bioprinting builds a better blood vessel

06 Jun

3-D bioprinting builds a better blood vessel

Research team have been chipping away at building lab-become organs out of a tolerant's cells, however one significant difficulty is to make veins. Veins convey crucial supplements and discard dangerous waste to keep our organs working appropriately. Without them, inside cells rapidly suffocate and pass on.


3d bio printing


Presently a group from Brigham and Women's Hospital in Boston, Massachusetts (BWH) has endeavored to address this test by offering an one of a kind technique to make manufactured veins utilizing hydrogel develops that join together developments in 3d bioprinting innovation and biomaterials.

"Our approach involves the printing of agarose fibers that become the blood vessel channels. But what is unique about our approach is that the fiber templates we printed are strong enough that we can physically remove them to make the channels," said senior study author, Ali Khademhosseini, PhD, biomedical engineer, and director of the BWH Biomaterials Innovation Research Center. "This prevents having to dissolve these template layers, which may not be so good for the cells that are entrapped in the surrounding gel."


3d printed blood vessels


The analysts initially utilized a 3d bioprinter to make an agarose (commonly inferred sugar-based particle) fiber format to serve as the mold for the veins. They then secured the mold with a gelatin-like substance called hydrogel, shaping a cast over the mold which was then fortified by means of photocrosslinks.

"In the future, 3D printing technology may be used to develop transplantable tissues customized to each patient's needs or be used outside the body to develop drugs that are safe and effective," said Khademhosseini.

Image Credit:Eduardo Contreras

Chris Joel (Author)

3-D bioprinting builds a better blood vessel
Chris Joel is a writer at 3D Printers Online Store. Hailing from South London, he has a degree in English Literature. His interests include the application of 3D printing technology to art and its popularization.