BrainXell focuses on neural cells for therapeutic development. Founded in 2015 by Prof. Su-Chun Zhang with help from the Discovery to Product (D2P) program of University of Wisconsin Madison, it is based on the proprietary technology of directed differentiation of human stem cells (including induced pluripotent stem cells) to highly enriched subclasses of neurons. BrainXell is developing drug discovery / toxicology testing platforms using patient-derived or genetically modified stem cells for as well as provide services to pharmaceutical and biotechnology industry.