[Ars medica Anhaltina: on the 225th anniversary of the death of Johann Theodor Eller (1689-1760)]. 
The 225th anniversary of Johann Theodor Eller's death in connection with the 275th anniversary of the foundation of the Berlin Charité gives occasion to bring back life and work of a physician who became active in determining the profile in several directions.  To Eller's most important achievements in Berlin belong the Medicinal Edict of 1725 as well as the management of the citizens' hospital opened in 1727.