Roche Selects Two Genmab Antibodies as Clinical Candidates COPENHAGEN, Denmark, March 19 /PRNewswire/ -- - Summary: Roche has selected two Genmab antibodies as clinical candidates for two different disease areas. Genmab A/S (CSE: GEN) announced today Roche has selected two Genmab antibodies as candidates for clinical development. The antibodies, developed under a collaboration between Roche and Genmab which began in May 2001, are each designed to target a different disease area. "The selection of these antibodies as clinical candidates underlines Genmab's skill in producing antibody product candidates as well as Roche's ability to identify valid disease targets," said Lisa N. Drakeman, Ph.D., Chief Executive Officer of Genmab. "Our partnership with Roche continues to be fruitful." Under the agreement, Genmab utilises its broad antibody expertise and development capabilities to create human antibodies to a broad range of disease targets identified by Roche. Roche has a proven successful track record in developing biologicals as innovative new products. Genmab receives milestone and royalty payments based on successful products. In certain circumstances, Genmab may obtain rights to develop products based on disease targets identified by Roche. If all goals are reached, the value of the collaboration to Genmab could be $100 million, plus royalties. Conference Call Genmab's Management will hold a conference call to discuss the news today, Friday, March 19, at 3:00 pm CET 2:00 pm GMT 9:00 am US Eastern Time The dial in numbers are as follows: +1-800-915-4836 (in the US) and ask for the Genmab conference call +1-973-317-5319 (outside the US) and ask for the Genmab conference call The conference call will be held in English. About Genmab A/S Genmab A/S is a biotechnology company that creates and develops human antibodies for the treatment of life-threatening and debilitating diseases. Genmab has numerous products in development to treat cancer, infectious disease, rheumatoid arthritis and other inflammatory conditions, and intends to continue assembling a broad portfolio of new therapeutic products. At present, Genmab has multiple partnerships to gain access to disease targets and develop novel human antibodies including agreements with Roche and Amgen. A broad alliance provides Genmab with access to Medarex, Inc.'s array of proprietary technologies, including the UltiMAb(TM) platform for the rapid creation and development of human antibodies to virtually any disease target. Genmab is headquartered in Copenhagen, Denmark and has operations in Utrecht, The Netherlands and Princeton, New Jersey in the US. For more information about Genmab, visit www.genmab.com. Except for the historical information presented herein, matters discussed in this press release are forward-looking statements that are subject to certain risks and uncertainties that could cause actual results to differ materially from any future results, performance or achievements expressed or implied by such statements, e.g. unforeseen exchange rate and interest rate fluctuations, delayed or unsuccessful development projects. Statements that are not historical facts, including statements preceded by, followed by, or that include the words "believes"; "anticipates"; "plans"; "expects"; "estimates"; or similar statements are forward-looking statements. Genmab is not under an obligation to up-date statements regarding the future following the publication of this release; nor to confirm such statements in relation to actual results, unless this is required by law. Web site: http://www.genmab.com DATASOURCE: Genmab A/S CONTACT: Sisse P. Hansen, Investor & Public Relations of Genmab A/S, +45-33-44-77-76, mobile, +45-25-27-47-27, or sha@genmab.com

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