Francisco Lopera defied rebels, cartels and vampire bats to become a pioneering researcher of Alzheimer’s disease. Francisco Lopera defied rebels, cartels and vampire bats to become a pioneering researcher of Alzheimer’s disease. Alzheimer’s Disease, Rural Areas, Clinical Trials, Dementia, Genetics and Heredity, Drugs (Pharmaceuticals), University of Antioquia, Lopera, Francisco, Colombia, Medellin (Colombia), Latin America, your-feed-science, your-feed-health NYT > Science