The Companion Cube printed without a hitch in under 20 minutes, so we continued our pop culture bent, printing out an MST3K silhouette for the corner of a computer screen and a 3D statue of Mario flashing the "V" for victory.
According to Gregory Gratson, a researcher at the University of Illinois Urbana-Champaign, the printing process is quite benign, so living cells grown in culture should be able to survive it.