Affiliation: | ‡Service de Néphrologie, Fondation pour Recherches Médicales and University of Geneva, CH-1211, Geneva 4, Switzerland, §Department of Medicine, University of Maryland, Baltimore, Maryland 21201, and ¶MGH Center for Systems Biology, Program in Membrane Biology and Nephrology Division, Massachusetts General Hospital and Department of Medicine, Harvard Medical School, Boston, Massachusetts 2114 |