Marchi-Artzner, V. [P:(DE-HGF)0] ; Lorz, B. [P:(DE-HGF)0] ; Gosse, C. [P:(DE-HGF)0] ; Jullien, L. [P:(DE-HGF)0] ; Merkel, R. [P:(DE-Juel1)128833] ; Kessler, H. [P:(DE-HGF)0] ; Sackmann, M. J. [P:(DE-HGF)0]