Argentina recipient, discovered the role of pituitary hormones in regulating glucose in animals, and shared the Nobel Prize in Physiology or Medicine in 1947. Luis Leloir discovered how organisms store energy converting glucose into glycogen and the compounds which are fundamental in metabolizing carbohydrates, receiving the Nobel Prize in Chemistry in 1970. César Milstein did extensive research in antibodies, sharing the Nobel Prize in Physiology or Medicine in 1984. Argentine research has led to treatments for heart diseases and several forms of cancer. Domingo Liotta designed and developed the first artificial heart that was successfully implanted in a human being in
History of the Jews in Argentina military, many became farmers, peddlers, artisans and shopkeepers. Argentina kept its doors open to Jewish immigration until 1938, when Adolf Hitler and the Nazis in Germany began to take more actions against Jews, and tensions rose across Europe in preparation for war. The government imposed new regulations on immigration; it was severely curtailed at a time of increasing persecution of Jews and the outbreak of World War II, when Jews sought a safe haven from the Nazis. Six million Jews died in Europe during the Holocaust. Juan Domingo Perón's rise to power in 1946 in Argentina after the war worried