1 Department of Microbiology, University of Alabama at Birmingham, Birmingham, AL, USA. Electronic address: weinmann@uab.edu.
2 Department of Immunology and Graduate School of Biomedical Sciences, St. Jude Children's Research Hospital, Memphis, TN, USA. Electronic address: Benjamin.Youngblood@stjude.org.
3 Department of Microbiology, Immunology, and Molecular Genetics, and Molecular Biology Institute, University of California, Los Angeles, Los Angeles, CA, USA. Electronic address: Smale@mednet.ucla.edu.
4 Immunology Division, Garvan Institute of Medical Research and UNSW Sydney, NSW 2010, Australia. Electronic address: r.brink@garvan.org.au.
5 Department of Immunobiology, Yale School of Medicine, New Haven, CT, USA; Department of Molecular Biophysics and Biochemistry, Yale School of Medicine, New Haven, CT, USA. Electronic address: david.schatz@yale.edu.
6 The Scripps Research Institute, Department of Immunology and Microbiology, La Jolla, CA, USA. Electronic address: mcheyzer@scripps.edu.