Ed Lewis, Christiane Nüsslein-Volhard and Eric F. Wieschaus identified and classified 15 genes of key importance in determining the body plan and the formation of body segments of the fruit fly D. melanogaster in 1980.
Ed Lewis, Christiane Nüsslein-Volhard e Eric F. Wieschaus identificaron e clasificaron 15 xenes de importancia clave para determinar o plan corporal e a formación de segmentos corporais da mosca da froita Drosophila melanogaster en 1980.