Exhibit 10.5 REGISTRATION RIGHTS AGREEMENT REGISTRATION RIGHTS AGREEMENT (this "Agreement"), dated as of January 26, 2004, by and among Hemispherx Biopharma, Inc., a Delaware corporation, with headquarters located at One Penn Center, 1617 JFK...Registration Rights Agreement • January 27th, 2004 • Hemispherx Biopharma Inc • Biological products, (no disgnostic substances) • New York
by and amongSecurities Purchase Agreement • January 27th, 2004 • Hemispherx Biopharma Inc • Biological products, (no disgnostic substances) • New York
