Bionic chips to replace animal testing for drug development ‘We are now able to insert microsensors that offer us real-time information on how drugs work and when they stop working.’ March 9, 2021, 3:56 pm Prof. Yaakov Nahmias, right, and team member Aaron Cohen at Hebrew University’s Grass Center for Bioengineering. Photo by Daniel Hanoch “Human-on-a-chip” technology for rapid drug development without animal experimentation has been introduced by researchers led by Prof. Yaakov Nahmias, director of the Grass Center for Bioengineering at the Hebrew University of Jerusalem and founder of Tissue Dynamics. The technology itself isn’t new, but Nahmias’s team took it to a new level as described in