1. Department of Microbiology and Immunology, Weill Cornell Medicine, 1300 York Avenue, Box 62, New York, New York 10065, United States
2. Coferon, Inc., 25 Health Sciences Drive, Mailbox 123, Stony Brook, New York 11790, United States
3. Department of Medicinal Chemistry and Molecular Pharmacology, Purdue University, 575 Stadium Mall, West Lafa-yette, Indiana 47907, United States