When the Nazis came to power in 1933, she was banned from laboratory work having been denounced by the eugenicist Henry Zeiss and the orthopedic surgeon Hermann Gocht as being Jewish. When this turned out to be untrue, she was accused of helping her Jewish students to secure positions and to emigrate[14] Her institute was closed and she was forced to retire.[2] She was jailed in the spring of 1933 for two weeks by the Gestapo, but was released due to international pressure.