(FILES) Colombian scientist Manuel Elkin Patarroyo attends the funeral of former president Belisario Betancur (1982-1986), who died December 7 at the age of 95, at the Colombian Academy of Language in Bogota, on December 8, 2018. Colombian scientist and professor Manuel Elkin Patarroyo, creator of the first synthetic vaccine against malaria, died on January 9 at the age of 78, the Colombian government said. (Photo by Raul ARBOLEDA / AFP) (Photo by RAUL ARBOLEDA/AFP via Getty Images)