From Organovo to Offer Preclinical Drug Tests Based on 3-D Liver Tissue:

Organovo bioprinted human liver tissue. (Courtesy Organovo)
Organovo bioprinted human liver tissue. (Courtesy Organovo)

A histological stain of bioprinted human liver tissue showing hepatocytes, hepatic stellate, and endothelial cells in an organized structure with the cell density and tight junctions of that found in native tissue.