Institution: | 1. Peptide Chemistry Research Center, K.?N. Toosi University of Technology, P.O. Box 15875‐4416, Tehran, Iran (phone: +98‐21‐22886575;2. fax: +98‐21‐22853650);3. Department of Chemistry, Tarbiat Modares University, P.O. Box 141115‐175, Tehran, Iran |