Reinfection by the severe acute respiratory syndrome coronavirus type 2 (SARS-COV-2) has been reported in many countries, suggesting that the virus may continue to circulate among humans despite the possibility of local herd immunity due to massive previous infections. The emergence of variants of concern (VOC) that are more transmissible than the previous circulating ones has raised particular concerns on the ...
Zika virus (ZIKV) clinical presentation and frequency/duration of shedding need further clarification. Symptomatic ZIKV-infected individuals identified in two hospitals in Sao Paulo State, Brazil, were investigated regarding clinical characteristics, shedding in body fluids, and serodynamics. Ninety-four of 235 symptomatic patients (Site A: 58%; Site B: 16%) had Real-Time PCR-confirmed ZIKV infection; fever, he...
This study was supported by CNPq, MCT and FAPESP projects 00/04205-06 and 00/11511-06-VGDN program. ELD and PMAZ hold a PQ-CNPq scholarship. CMR and FLM hold a CAPES scholarship; Minist?rio da Sa?de. Secretaria de Vigil?ncia em Sa?de. Instituto Evandro Chagas. Bel?m, PA, Brasil.; Universidade de S?o Paulo. Instituto de Ci?ncias Biom?dicas. Departamento de Micobiologia. Laborat?rio de Virologia Clinica. S?o Paul...