Health Timeline By kalirasmussen Jan 1, 1796 Edward Jenner developed smallpox vaccine Jan 1, 1859 William Roentgen discovered x-rays/ Jan 1, 1881 Clara Borton founded the American Red Cross Jan 1, 1901 Karl Landsteiner discovers the existence of different human blood types Jan 1, 1901 Alois Alzheimer identifies the first case of what becomes known as Alzheimer’s disease Jan 1, 1903 Willem Einthoven discovers electrocardiography (ECG/EKG) Jan 1, 1906 Willem Einthoven discovers electrocardiography (ECG/EKG) Jan 1, 1907 Paul Ehrlich develops a chemotherapeutic cure for sleeping sickness. Jan 1, 1909 Paul Ehrlich develops the first antimicrobial agent, salvarsan. An arsenic-based drug, it proves to be an effective treatment for syphilis Jan 1, 1909 Archibald Garrod discovers that some diseases are caused by genes and therefore inherited. Jan 1, 1910 Marie Curie isolated radium Jan 1, 1910 William Bateson and Reginald Punnet first map a gene to a chromosome Jan 1, 1913 Paul Dudley White, MD, one of America's first cardiologists, pioneers the electrocardiograph as a diagnostic tool. Jan 1, 1913 German physician Emil von Behring develops the first successful vaccine for diphtheria Jan 1, 1921 Edward Mellanby discovers vitamin D and shows that its absence causes rickets Jan 1, 1921 Frederick Banting and Charles Best discover insulin Jan 1, 1928 Sir Alexander Fleming discovered penicillin. Jan 1, 1943 Willem J. Kolff builds the first dialysis machine. Jan 1, 1952 Jonas Salk developed the polio vaccine. Jan 1, 1963 American physician and researcher Thomas Starzl performs the first human liver transplant. Jan 1, 1963 American surgeon James Hardy performs the first human lung transplant. Jan 1, 1965 Frank Pantridge installs the first portable defibrillator. Jan 1, 1969 A rubella vaccine developed by researcher Maurice Hilleman is licensed. Jan 1, 1981 Surgeon Bruce Reitz performs the first successful heart-lung transplant; it also is the first time a lung is transplanted. Jan 1, 1985 The first brain surgery is performed using a computerized robotic arm, invented by medical researcher Yik San Kwoh.