Nickel, Michael [P:(DE-H253)PIP1008520] ; Stock, Stuart R. [P:(DE-HGF)0] ; Hammel, Jörg U. [P:(DE-HGF)0] ; Herzen, Julia [P:(DE-H253)PIP1005953] ; Bullinger, Eric [P:(DE-HGF)0] ; Beckmann, Felix [P:(DE-H253)PIP1002967]