Kaisa Karhumaa, Beate Wiedemann, Bärbel Hahn-Hägerdal, Eckhard Boles and Marie-F Gorwa-Grauslund*
* Corresponding author: Marie-F Gorwa-Grauslund Marie-Francoise.Gorwa@tmb.lth.se
Microbial Cell Factories 2006, 5:18 doi:10.1186/1475-2859-5-18