Instituto Butantan Cruz Foundation, Rio de Janeiro. The Butantan Institute is the largest producer in Latin America (and one of the largest in the world) of immunobiologicals and biopharmaceuticals. In 2001 it produced ca. doses of vaccines and vials of hyperimmune sera. The institute is responsible for the production of 90% of the vaccines used in Brazil. The institute contains a venom farm where researchers milk around a thousand snakes for their venom which is used to make antivenoms and for medical research. The production units manufacture the following bioproducts: The Butantan Institute is one of the major touristic and educational attractions
Oswaldo Cruz, Rio de Janeiro a street with the name of Dona Clara. It belonged to Dona Clara the Blocos of Dona Esther, "Quem Fala de Nós Come Mosca" ("Who Talks About Us Eats Flies)., ancestral of Portela. In the 1920s, when Portela is founded, the neighborhood is already known as Oswaldo Cruz, that the first name of the council was Conjunto Oswaldo Cruz. Oswaldo Cruz, Rio de Janeiro Oswaldo Cruz is a neighborhood of the North Zone of Rio de Janeiro, of middle-class and lower middle-class situated near the neighborhoods of Madureira (east), Bento Ribeiro (west), Vila Valqueire (south), and Turiaçu (north). It is