Authors: Dietmar Geiger; Sönke Scherzer; Patrick Mumm; Annette Stange; Irene Marten; Hubert Bauer; Peter Ache; Susanne Matschi; Anja Liese; Khaled A S Al-Rasheid; Tina Romeis; Rainer Hedrich Journal: Proc Natl Acad Sci U S A Date: 2009-12-02 Impact factor: 11.205