1 National School of Tropical Medicine, Baylor College of Medicine, Houston, TX, USA; Department of Pediatrics, Baylor College of Medicine, Houston, TX, USA; Sabin Vaccine Institute and Texas Children's Hospital Center for Vaccine Development, Houston, TX, USA.
2 Sabin Vaccine Institute, Washington, DC, USA.
3 National School of Tropical Medicine, Baylor College of Medicine, Houston, TX, USA; Department of Pediatrics, Baylor College of Medicine, Houston, TX, USA; Sabin Vaccine Institute and Texas Children's Hospital Center for Vaccine Development, Houston, TX, USA; Sabin Vaccine Institute, Washington, DC, USA; Department of Biology, Baylor University, Waco, TX, USA; Department of Molecular Virology and Microbiology, Baylor College of Medicine, Houston, TX, USA.
4 National School of Tropical Medicine, Baylor College of Medicine, Houston, TX, USA; Department of Pediatrics, Baylor College of Medicine, Houston, TX, USA; Sabin Vaccine Institute and Texas Children's Hospital Center for Vaccine Development, Houston, TX, USA; Sabin Vaccine Institute, Washington, DC, USA; Department of Biology, Baylor University, Waco, TX, USA; Department of Molecular Virology and Microbiology, Baylor College of Medicine, Houston, TX, USA. Electronic address: bottazzi@bcm.edu.