University of California, San Diego (UCSD), University of California, San Diego (UCSD), University of California, San Diego (UCSD), University of California, San Diego (UCSD), University of California, San Diego (UCSD), Columbia University, Salk Institute for Biological Studies, Salk Institute for Biological Studies, University of California, San Diego (UCSD), University of California, San Diego (UCSD) and University of California, San Diego (UCSD)