Controlled modulation of amino acid side chain length of peptide antigens

Abstract

This application is a divisional of U.S. application Ser. No. 10/507,009, filed Mar. 28, 2005, which is a national stage application under 35 U.S.C. §371 of International Application No. PCT/US03/06952, filed Mar. 6, 2003, which claims priority to U.S. Provisional Patent Applications Ser. Nos.