Sarah Stewart (cancer researcher)

Sarah Elizabeth Stewart (August 16, 1905 – November 27, 1976) was a Mexican-American researcher who pioneered the field of viral oncology research, and the first to show that cancer-causing viruses can spread from animal to animal. She and Bernice Eddy co-discovered the first polyoma virus, and SE (Stewart-Eddy) polyoma virus is named after them. Provided by Wikipedia