1. Chemical Biology, ZMB; University of Duisburg-Essen; Universitätsstr. 2 45117 Essen Germany
2. Microbiology, ZMB; University of Duisburg-Essen; Universitätsstr. 2 45117 Essen Germany
3. Bone and Stem Cell Research Group, CABMM; University of Zurich; Winterthurerstr. 190 8057 Zürich Switzerland
4. Zurich Center for Integrative Human Physiology (ZIHP); University of Zurich; Winterthurerstr. 190 8057 Zürich Switzerland
5. School of Biosciences; Cardiff University; Cardiff CF10 3US UK