1. Southwest Electronic Energy Medical Research Institute; Stafford TX USA
2. Departments of Pediatrics and Molecular Virology and Microbiology; National School of Tropical Medicine; Baylor College of Medicine; One Baylor Plaza; Houston TX USA
3. Departamento de Bioquímica; Instituto de Química; Universidade de São Paulo; São Paulo SP Brasil
4. Sabin Vaccine Institute and Texas Childrens Hospital Center for Vaccine Development; Houston TX USA