Affiliation: | aUniversity of Rostock, Department of Molecular Physiology and Biotechnology, Albert-Einstein-Str. 3, 18051 Rostock, Germany;bUniversity of Düsseldorf, Department of Physical Biology, Universitätsstr. 1, 40225 Düsseldorf, Germany;cPresent address: University of Umea, Department of Plant Physiology, 90187 Umeå, Sweden |