Аннотация:Donald C. Sheppard1 and Scott G. Filler2,3 1Departments of Microbiology and Immunology and Medicine, McGill University, Montreal, Quebec H3A 2B4, Canada 2Los Angeles Biomedical Research Institute at Harbor-UCLA Medical Center, Torrance, California 90502 3David Geffen School of Medicine at UCLA, Los Angeles, California 90025 Correspondence: sfiller{at}ucla.edu