National Institutes of Health - Vaccine Research Center, Frederick National Laboratory for Cancer Research - Electron Microscopy Laboratory, National Institutes of Health - Vaccine Research Center, Columbia University - Department of Biochemistry and Molecular Biophysics, Columbia University - Department of Biochemistry and Molecular Biophysics, National Institutes of Health - Vaccine Research Center, Columbia University - Department of Biochemistry and Molecular Biophysics, Columbia University - Department of Biochemistry and Molecular Biophysics, Johns Hopkins University - Department of Biology, Columbia University - Department of Biochemistry and Molecular Biophysics, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Frederick National Laboratory for Cancer Research - Electron Microscopy Laboratory, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Columbia University - Aaron Diamond AIDS Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Columbia University - Department of Chemistry, Columbia University - Aaron Diamond AIDS Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center and National Institutes of Health - Vaccine Research Center

National Institutes of Health - Vaccine Research Center, University of Texas at Austin - Department of Molecular Biosciences, National Institutes of Health - Vaccine Research Center, University of Texas at Austin - Department of Molecular Biosciences, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, University of Texas at Austin - Department of Molecular Biosciences, University of Kansas - Department of Pharmaceutical Chemistry, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, University of Kansas - Bioengineering Graduate Program, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, University of Texas at Austin - Department of Molecular Biosciences and National Institutes of Health - Vaccine Research Center

National Institutes of Health - Vaccine Research Center, Sanofi - Massachusetts, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, Government of the United States of America - AIDS and Cancer Virus Program, Government of the United States of America - Vaccine Research Center, Sanofi - Massachusetts, Sanofi - Massachusetts, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, University of Pennsylvania - Perelman School of Medicine, University of Pennsylvania - Perelman School of Medicine, National Institutes of Health - Vaccine Research Center, affiliation not provided to SSRN, National Institutes of Health - Vaccine Research Center, Frederick National Laboratory for Cancer Research - AIDS and Cancer Virus Program, Government of the United States of America - AIDS and Cancer Virus Program, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Sanofi - Massachusetts, Sanofi and National Institutes of Health - Vaccine Research Center

National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Columbia University - Aaron Diamond AIDS Research Center, National Institutes of Health - Vaccine Research Center, Walter Reed Army Institute of Research - U.S. Military HIV Research Program, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Boston Children’s Hospital - Program in Cellular and Molecular Medicine, Boston Children’s Hospital - Program in Cellular and Molecular Medicine, National Institutes of Health - Vaccine Research Center and National Institutes of Health - Vaccine Research Center

National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health (NIH) - Laboratory of Immunoregulation, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, Government of the United States of America - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health - Vaccine Research Center, National Institutes of Health (NIH) - Vaccine Research Center, Independent, National Institutes of Health - Vaccine Research Center, National Institutes of Health (NIH) - Vaccine Research Center, National Institutes of Health - Viral Pathogenesis Section, National Institutes of Health - Vaccine Research Center and National Institutes of Health - Vaccine Research Center