Affiliation: | Division of Biology, California Institute of Technology, Pasadena, CA 91125, USA; Department of Pathology and Institute for Stem Cell Biology and Regenerative Medicine, Stanford University School of Medicine, Stanford, CA 94305, USA; Henry M. Gunn High School, 780 Arastradero Road, Palo Alto, CA 94306, USA; Departments of Developmental Biology and Genetics, Stanford University, Stanford, CA 94305, USA; Department of Bioengineering, Stanford University, Stanford, CA 94305, USA; Howard Hughes Medical Institute, 4000 Jones Bridge Road, Chevy Chase, MD 20815, USA |