Talking Bioengineering with Dr. Yaakov Nahmias February 11th, 2016 Medgadget Editors Exclusive We’re hosted Yaakov Nahmias, PhD, a bioengineer and Director at the Grass Center for Bioengineering in Jerusalem, Israel. Dr. Nahmias discussed some of the research he’s been working on, including bioengineered liver tissue for toxicology studies.