1 Department of Biosciences and Oral Diagnosis, Institute of Science and Technology, São Paulo State University/UNESP, São José dos Campos, SP 12245-000, Brazil. juliana@ict.unesp.br.
2 Division of Infectious Diseases, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, RI 02903, USA. emylonakis@lifespan.org.