Brazilian Virologist Responsible for the Isolation of Dengue fever (“breakbone fever”) Virus Dies   Dr. Hermann Gonçalves Schatzmayr (1936 – June 21, 2010), was a Brazilian veterinarian, virologist and researcher of Austrian descent. He was 75 and was the head of the Department of Virology at the Instituto Oswaldo Cruz (IOC / Fiocruz) in Rio de Janeiro for 30 years.  Dr. Schatzmayr was also the president of the institution from 1990-1992 and one of the most important virologists in Brazil.  He was responsible for the isolation of dengue virus types 1, 2 and 3 in Brazil and participated in the eradication of polio and smallpox there. He was also a member of international committees of the World Health Organization (WHO) and belonged to the WHO group that monitors and evaluates research projects in progress with live smallpox virus.    Provided by:   John (Jack) Woodall, MA, PhD, Director (retd.)Nucleus for the Investigation of Emerging Infectious Diseases Institute of Medical Biochemistry Center for Health Sciences Federal University Rio de Janeiro, Brazil