1. The Pasarow
Mass Spectrometry Laboratory, NPI - Semel Institute for Neuroscience
and Human Behavior, David Geffen School of Medicine, University of California Los Angeles, 760 Westwood
Plaza, Los Angeles, California 90024, United States
2. Thermo Scientific Corporation, 355 River Oaks Parkway, San Jose, California 95134, United States
3. Department of Chemistry and Biochemistry
and Department of Biological Chemistry, University of California Los Angeles, 405 Hilgard Avenue, Los Angeles,
California 90095, United States
4. School of Dentistry, University of California Los Angeles, 405 Hilgard Avenue, Los Angeles, California 90095, United States