sentences:  In 2019 it was shown that several of her more recent paper also contained altered images and potential fraud was committed.After her specialization in internal medicine she departed for the United States as a research fellow at the University of Minnesota where she worked in the lab of Phillip McGlave in hematopoiesis and stromal control of hematopoietic stem cells, in 1991 becoming a professor in the Department of Medicine, becoming a full professor in 1997.Verfaillie later became the director of the Stem Cell Institute at the University of Minnesota (U.S.) from 1998 until 2006.