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Fig. 1 | Virology Journal

Fig. 1

From: Screening for Zika virus RNA in sera of suspected cases: a retrospective cross-sectional study

Fig. 1

Molecular investigation of Zika virus in Brazil. A total of 3001 sera were tested by RT-qPCR between December 2015 and August 2016. a Positive and negative samples per epidemiological week (EW) and year. b Positive and negative samples according to sex and age (m: months. y: years). c Distribution of positive and negative samples according to Federative Units and regions. Positive and negative samples are shown in black and gray, respectively. Brazilian Federative Units are indicated as follows: DF: Distrito Federal; GO: Goiás; MS: Mato Grosso do Sul; MT: Mato Grosso; AC: Acre; AM: Amazonas; AP: Amapá; PA: Pará; RO: Rondônia; RR: Roraima; TO: Tocantins; AL: Alagoas; BA: Bahia; CE: Ceará; MA: Maranhão; PB: Paraíba; PE: Pernambuco; PI: Piauí; RN: Rio Grande do Norte; SE: Sergipe; PR: Paraná; RS: Rio Grande do Sul; SC: Santa Catarina; ES: Espírito Santo; MG: Minas Gerais; RJ: Rio de Janeiro; SP: São Paulo

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