The Wake Forest Institute for Regenerative Medicine (WFIRM) implanted the first laboratory-grown organ in 1999, and is now exploring bioprinting technologies for the development of warfighter countermeasures.  They are utilizing the technology to develop interconnected human organoids that they will use to test the safety and pharmacological effects of  Department of Defense threat agents, which cannot be tested in humans due to their high toxicity. (dvidshub.net)