Oswaldo Cruz he died of kidney failure. As a consequence of the short, fruitful life of Dr. Oswaldo Cruz, an extremely important scientific and health institution was born, which marked the beginning of experimental medicine in Brazil in many areas. To this day it exerts a strong influence on Brazilian science, technology and public health. Oswaldo Cruz Oswaldo Gonçalves Cruz, better known as Oswaldo Cruz (; August 5, 1872 in São Luís do Paraitinga, São Paulo province, Brazil – February 11, 1917 in Petrópolis, Rio de Janeiro state), was a Brazilian physician, pioneer bacteriologist, epidemiologist and public health officer and the founder
Oswaldo Cruz Foundation after Oswaldo Cruz assumed its leadership in 1902. From there on, the institute became the base for memorable sanitation campaigns in an age of outbreaks and epidemics of the bubonic plague, yellow fever, and smallpox. The Institute, however, was not confined to Rio de Janeiro and, on the contrary, collaborated in the occupation of the country’s interior through scientific expeditions, aiding in the development of the country. When Oswaldo Cruz died, in 1917, the Institute, which by then already bore his name, was nationally consolidated through important scientific achievements, such as Carlos Chagas’ description of the complete cycle of the