Publications by authors named "Marcelo A Medeiros"
Objective: To describe the prevalence and antimicrobial resistance of Salmonella spp. in frozen chicken carcasses at retail from 15 Brazilian cities.
Methods: A descriptive study of data from the Brazilian National Program for Monitoring the Prevalence of Bacterial Resistance in Chicken (PREBAF) was conducted from September 2004 to July 2006.
[Prevalence of respiratory symptoms in areas of the Federal District, Brazil].
Felipe Teixeira de Mello Freitas Renata Tiene de Carvalho Yokota André Peres Barbosa de Castro Silvânia Suely Caribé de Araújo Andrade Gilmara Lima Nascimento Marcelo Augusto Nunes Medeiros
Rev Panam Salud Publica
June 2011
The identification of individuals with respiratory symptoms (RS) is important for the early detection of tuberculosis. The aim of this study was to estimate the prevalence of RS in three administrative regions of the Federal District, Brazil. For this, we used the 30 by 7 cluster sampling technique proposed by the World Health Organization.
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- A study examined the Y-STR loci of 255 Brazilian males from Rio Grande do Sul, identifying 247 haplotypes, with 239 being unique.
- The haplotype diversity was 99.98% and the discrimination capacity was 96.86%.
- The RS population's genetic distance showed similar traits to certain areas in Brazil and Argentina, while differing significantly from regions like Spain and Germany.