1 The Granulocyte Research Laboratory, Department of Hematology, National University Hospital, Copenhagen, Denmark.
2 Section of Haematology-Oncology, Department of Clinical Genetics, Rigshospitalet, Copenhagen, Denmark; and.
3 Inflammation Program and Department of Medicine, Roy J. and Lucille A. Carver College of Medicine, University of Iowa, Veterans Administration Medical Center, Iowa City, Iowa, USA william-nauseef@uiowa.edu.