Authors: Benjamin Yazdanpanah; Katja Wiegmann; Vladimir Tchikov; Oleg Krut; Carola Pongratz; Michael Schramm; Andre Kleinridders; Thomas Wunderlich; Hamid Kashkar; Olaf Utermöhlen; Jens C Brüning; Stefan Schütze; Martin Krönke Journal: Nature Date: 2009-07-29 Impact factor: 49.962