1. Section for Cell and Developmental BiologyDepartment of BiologyUniversity of CopenhagenCopenhagenDenmark
2. University of Saarland Medical CenterHomburgGermany
3. Unit of Cell Death and MetabolismDanish Cancer Society Research CenterCopenhagenDenmark
4. Department of Molecular and Cellular BiologyHarvard UniversityCambridgeMassachusettsUSA