PRINCETON, N.J., Jan. 6 /PRNewswire-FirstCall/ -- Medarex, Inc. (Nasdaq: MEDX) announced today that it is scheduled to present at the 27th Annual J.P. Morgan Healthcare Conference at 8:30 a.m. Pacific Time (11:30 a.m. Eastern Time) on Tuesday, January 13, 2009. The event will be webcast live and will be available in the Investor Relations section of the Medarex website at www.medarex.com. An archived edition of the presentation will be available following the event.

About Medarex

Medarex is a biopharmaceutical company focused on the discovery, development and potential commercialization of fully human antibody-based therapeutics to treat life-threatening and debilitating diseases, including cancer, inflammation, autoimmune disorders and infectious diseases. Medarex applies its UltiMAb(R) technology and product development and clinical manufacturing experience to generate, support and potentially commercialize a broad range of fully human antibody product candidates for itself and its partners. Over forty of these therapeutic product candidates derived from Medarex technology are in human clinical testing or have had INDs submitted for such trials, with the most advanced product candidates currently in Phase 3 clinical trials, the subject of regulatory applications for marketing authorization or approved in Canada. Medarex is committed to building value by developing a diverse pipeline of antibody products to address the world's unmet healthcare needs. For more information about Medarex, visit its website at www.medarex.com.

Medarex(R), the Medarex logo and UltiMAb(R) are registered trademarks of Medarex, Inc. All rights are reserved.

    Contact: Laura S. Choi                   Nichol Ochsner
             Investor Relations              Corporate Communications (media)
             Phone: 609-430-2880, x2216      Phone: 609-430-2880, x2214

SOURCE Medarex, Inc.