Redson Ruy da Silva

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TT virus (TTV) is an unenveloped, single-stranded DNA virus that was discovered recently in the sera of Japanese patients with posttransfusion hepatitis of unknown etiology. A high prevalence of TTV infection in blood donors of several countries, including Brazil, has been demonstrated. To study the variation in TTV prevalence between different age groups,(More)
The aim of this study was to observe the clinical and of epidemiological behavior of chromoblastomycosis in the State of Maranhão. A retrospective and prospective study of 13 cases was performed at the infectious diseases section of the Hospital dos Servidores do Estado do Maranhão, from November, 1988 to July, 1991. In the investigation a protocol record(More)