1. Department of Microbiology and Molecular Genetics, University of California, Irvine, CA, USA
2. Departamento de Bioquímica y Biología Molecular, Facultad de Ciencias Químicas y Farmacéuticas, Universidad de Chile, Santiago, Chile
3. Current address: Department of Molecular Biology and Microbiology, Tufts University, Boston, MA, USA
4. Current address: Center for Adaptation Genetics and Drug Resistance, Tufts University, Boston, MA, USA
5. AntiCancer, Inc., San Diego, CA, USA
6. Department of Surgery, University of California, San Diego, CA, USA