1. Department
of Anatomy and Neurobiology, Virginia Commonwealth University School of Medicine, 1217 E. Marshall St., Richmond, Virginia 23284, United States
2. Clinical Protein Science & Imaging, Biomedical Center, Department of Biomedical Engineering, Lund University, SE-221 84 Lund, Sweden
3. Department
of Pathology and Immunology, Washington University School of Medicine, 660 S. Euclid Ave., St.
Louis, Missouri 63110, United States
4. Department
of Biochemistry and Molecular Pharmacology and Institute for Systems
Genetics, New York University School of Medicine, New York, New York 10016, United States
5. Center
of Excellence in Biological and Medical Mass Spectrometry, Lund University, Klinikgatan 32, SE-221 84 Lund, Sweden