2Stanford ChEM-H, Stanford University, Stanford, CA 94305, USA
3Department of Bioengineering, Stanford University, Stanford, CA 94305, USA
4Department of Materials Science & Engineering, Stanford University, Stanford, CA 94305, USA
8Institute for Immunity, Transplantation, & Infection, Stanford University School of Medicine, Stanford, CA 94305, USA
11Department of Pediatrics - Endocrinology, Stanford University School of Medicine, Stanford, CA 94305, USA
