ETH researchers have developed a biocompatible ink for 3D printing using living bacteria. This makes it possible to produce biological materials capable of breaking down toxic substances or producing high-purity cellulose for biomedical applications.
Schaffner M, Ruehs PA, Coulter F, Kilcher S, Studart AR. 3D Printing of Bacteria into Functional Complex Materials. Science Advances, published online 1st Dec 2017, DOI: 10.1126/sciadv.aao6804