Leiden, The Netherlands, 7 January 2009 - Dutch biopharmaceutical company Crucell N.V. (Euronext, NASDAQ: CRXL; Swiss Exchange: CRX) today confirms that it is in friendly discussions with Wyeth that may lead to a combination of the two companies. These discussions are at a preliminary stage and there is no certainty that they will result in a transaction. An update will be provided in due course. About Crucell Crucell N.V. (Euronext, NASDAQ: CRXL; Swiss Exchange: CRX) is a global biopharmaceutical company focused on research, development, production and marketing of vaccines, proteins and antibodies that prevent and treat infectious diseases. Its vaccines are sold in public and private markets worldwide. Crucell's core portfolio includes a vaccine against hepatitis B, a fully-liquid vaccine against five important childhood diseases and a virosome-adjuvanted vaccine against influenza. Crucell also markets travel vaccines, such as the only oral anti-typhoid vaccine, an oral cholera vaccine and the only aluminum-free hepatitis A vaccine on the market. The Company has a broad development pipeline, with several product candidates based on its unique PER.C6® production technology. The Company licenses its PER.C6® technology and other technologies to the biopharmaceutical industry. Important partners and licensees include DSM Biologics, sanofi-aventis, Novartis, Wyeth and Merck & Co. Crucell is headquartered in Leiden, the Netherlands, with subsidiaries in Switzerland, Spain, Portugal, Italy, Sweden, Korea and the US. The Company employs over a 1000 people. For more information, please visit www.crucell.com. Forward-looking statements This press release contains forward-looking statements that involve inherent risks and uncertainties. We have identified certain important factors that may cause actual results to differ materially from those contained in such forward-looking statements. For information relating to these factors please refer to our Form 20-F, as filed with the U.S. Securities and Exchange Commission on May 7, 2008, and the section entitled "Risk Factors". The Company prepares its financial statements under International Financial Reporting Standards (IFRS). For further information please contact: Crucell N.V. Oya Yavuz Director Corporate Communications & Investor Relations Tel. +31-(0)71-519 7064 ir@crucell.com www.crucell.com This announcement was originally distributed by Hugin. The issuer is solely responsible for the content of this announcement. http://hugin.info/132631/R/1280875/286282.pdf http://www.crucell.com Copyright © Hugin AS 2009. All rights reserved. Click here to go to Dow Jones NewsPlus, a web front page of today's most important business and market news, analysis and commentary: http://www.djnewsplus.com/access/al?rnd=QlCTPfzEyaX%2FJB0dJGvAug%3D%3D. You can use this link on the day this article is published and the following day.

Publié le 07 janvier 2009 Copyright © 2009 Dowjones