Affiliation: | 1. Institut für Chemie, Technische Universit?t Berlin, 10623 Berlin (Germany) http://www.biochemie.tu‐berlin.de;2. Institute for Bee Research, Department of Molecular Microbiology and Bee Diseases, 16540 Hohen Neuendorf (Germany);3. Dept. of Bio‐organic Synthesis, Leiden University, Einsteinweg 55, 2333 CC Leiden (The Netherlands);4. Institute of Microbiology and Epizootics, Freie Universit?t Berlin, Robert‐von‐Ostertag‐Str. 7‐13, 14163 Berlin (Germany) |