Dr. Jane Cooke Wright is the inventor of chemotherapy. Because of her, millions lived longer lives that would have otherwise not survived cancer. She developed this at the New York Medical School. You can find more information here: babyphatsxm.skyrock.com
Louis S. Goodman and Alfred Gilman were recruited in the 1940's by the United States Secretary of Defense. They were testing the effectiveness of nitrogen on mustard gas. They determined that this chemical positively affected lymphoma.