The human skeleton is made up of more than 200 bones ... For example, the hard skull protects the soft brain, and the ribcage protects the heart and lungs. But bones do sometimes get broken.

This allows us to create more advanced bioprinted heart tissue, with the ability to mature in a laboratory setting, better replicating adult human heart structure. We are excited to build on this ...

The pig-heart-valve-skeleton-with-human-heart-valve-cells was then successfully transplanted into an immune-compromised rat. It lasted for two months, a duration that Wang says is equivalent to ...