Avian flu virus spreading across Brazil came from the coast of Chile or Peru Por Giselle Soares
Yellow fever virus has been circulating uninterrupted in southern Brazil for seven years Por Ricardo Zorzetto
Early puberty Por Laura Tercic
Dancing genes Por Mariluce Moura e Ricardo Zorzetto
A promising forecast Por Eduardo Geraque
Reminiscences from the time of the Drosophilae Por Luiz Edmundo Magalhães