XCell Science, Inc. ("XCell") is a biotechnology company specialized in production of high quality neural cells from human pluripotent stem cells (PSCs) and development of scalable processes to produce large quantities of neural cells for applications to drug discovery, toxicology, and cell replacement therapy. The firm's mission is to promote stem cell technology for treatment of central nervous system disorders, such as Parkinsonâs Disease (PD) and Alzheimer Disease (AD)