History of malaria fever with quinine, the effects of both syphilis and malaria could be minimized. While about 15% of patients died from malaria, this was preferable to the almost-certain death from syphilis. Therapeutic malaria opened up a wide field of chemotherapeutic research and was practised until 1950. Wagner-Jauregg was awarded the 1927 Nobel Prize in Physiology or Medicine for his discovery of the therapeutic value of malaria inoculation in the treatment of dementia paralytica. Henry Heimlich advocated malariotherapy as a treatment for AIDS, and some studies of malariotherapy for HIV infection have been performed in China. The United States Centers for Disease
History of malaria spleen in Pedanius Dioscorides's "De Materia Medica" have been suggested to have been a response to chronic malaria in the Roman empire. Some so-called "vampire burials" in late antiquity may have been performed in response to malaria epidemics. For example, some children who died of malaria were buried in the necropolis at Lugnano in Teverina using rituals meant to prevent them from returning from the dead. Modern scholars hypothesize that communities feared that the dead would return and spread disease. In 835, the celebration of Hallowmas (All Saints Day) was moved from May to November at the behest of Pope