Holthoff-Stenger, M. [P:(DE-HGF)0] ; Buschek, N. [P:(DE-HGF)0] ; Miltner, F. [P:(DE-HGF)0] ; Fink, G. R. [P:(DE-Juel1)131720] ; Thiekötter, T. [P:(DE-HGF)0]