1. Fungal Physiology, CBS-KNAW Fungal Biodiversity Centre & Fungal Molecular Physiology; Utrecht University; Padualaan 8 3584 CH Utrecht The Netherlands
2. Biomolecular Mass Spectrometry and Proteomics, Bijvoet Centre for Biomolecular Research and Utrecht Institute for Pharmaceutical Sciences; Utrecht University; Padualaan 8 3584 CH Utrecht The Netherlands
3. Netherlands Proteomics Centre; Padualaan 8 3584 CH Utrecht The Netherlands
4. Laboratory of Food Chemistry; Wageningen University; Bornse Weilanden 9 6708 WG Wageningen The Netherlands
5. Department of Food and Environmental Sciences; University of Helsinki; P. O. Box 56 00014 Helsinki Finland