Transplantable organs and tissues

Oh you thought 3D printing was cool? How about a 3D BIOprinting!? This little guy prints bioluminescent algae! (Photo credit: curiousjohn)
A step closer to bio-printing transplantable tissues and organs
Artificial blood vessels are created using hydrogel constructs that combine advances in 3-D bioprinting technology and biomaterials. Credit: Image courtesy of Khademhosseini Lab
Building a Better Blood Vessel Using 3D Bioprinting