1. the Department of Pediatrics and Communicable Diseases (N.V., R.J.L.), University of Michigan Medical School, Ann Arbor; the Departments of Pathology (F.J.S.), Brigham and Women's Hospital and Harvard Medical School, Boston, Mass; Cardiovascular Surgical Research Laboratories (R.B.), University of Minnesota, Minneapolis; NHLBI (H.S.K.), Bethesda, Md; and the Department of Biological Chemistry and Macromolecular Science and Engineering and the Biophysics Research Division (R.Z.), University of...