1. Red Cell Physiology Laboratory; New York Blood Center; New York New York 10065
2. Membrane Biology Laboratory; New York Blood Center; New York New York 10065
3. Stanford University School of Medicine; Palo Alto California 94304
4. GREx, Institut de Génétique Moléculaire de Montpellier, University of Montpellier; CNRS Montpellier 34095 France
5. Laboratory of Developmental Erythropoiesis; Center for Autoimmune, Musculoskeletal, and Hematopoietic Diseases, The Feinstein Institute for Medical Research; Manhasset New York 11030
6. Department of Molecular Medicine and Pediatrics, Donald and Barbara Zucker School of Medicine at Hofstra Northwell; Hempstead New York 11549