Invitation Conference Call Full Year Results 2003


LEIDEN, The Netherlands, Jan. 12, 2004 (PRIMEZONE) --


 Monday, January 26, 2004 at 15.00 Central European Time 
 14.00 London Time 
 9.00 New York Time

 Please call: +31 20 531 5871
 15 minutes prior to commencement and state that you are calling for 
 Crucell's annual results.

Presentation slides will be available on the investor relations section of Crucell's website at: www.crucell.com


 The conference call also will be recorded and replay is available until 
 Monday, February 2, 2004 
 Dial-in number: +31 70 315 4300 
 Replay code: 13 88 53

About Crucell N.V.

Crucell N.V. is a biotechnology company focused on developing vaccines and antibodies that prevent and treat infectious diseases, including Ebola, influenza, malaria and West Nile virus. The company's development activities include collaborations with the U.S. National Institutes of Health, the U.S. Army, GlaxoSmithKline (GSK), Harvard Medical School and New York University. Crucell's products are based on its innovative PER.C6(TM) technology, which offers a safer, more efficient way to produce biologicals. The company licenses its PER.C6(TM) technology to the biopharmaceutical industry on a mostly non-exclusive basis. Licensees and CMO partners include Aventis, DSM Biologics, GSK, Centocor/J&J and Merck & Co., Inc. Crucell is headquartered in Leiden, The Netherlands, and currently employs 180 people. Crucell is listed on the Euronext and NASDAQ stock exchanges (ticker symbol CRXL). For more information, please visit www.crucell.com. PLEASE FILL IN AND FAX BACK RESPONSE FORM IN ATTACHED PDF-FILE (FAX (0)20 575 4020

PLEASE RESPOND BEFORE JANUARY 19, 2004

The press release can be downloaded from the following link: http://hugin.info/132631/R/930377/127499.pdf