Exhibit 10.18 CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY ASTERISKS, HAS BEEN OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 406 UNDER THE SECURITIES ACT OF 1933. LICENSE AND...License and Development Collaboration Agreement • May 25th, 2004 • Inhibitex Inc • Biological products, (no disgnostic substances) • Georgia
