Allogeneic bone marrow grafts with high levels of CD4+CD25+FoxP3+ T cells can lead to engraftment failure. (28th January 2015) - Fricke, Stephan; Rothe, Katherina; Hilger, Nadja; Ackermann, Manuela; Oelkrug, Christopher; Fricke, Christian; Schönfelder, Uta; Niederwieser, Dietger; Emmrich, Frank; Sack, Ulrich