Leiden, The Netherlands, September 8, 2006 - Dutch biotechnology company Crucell N.V. (Euronext, NASDAQ: CRXL; Swiss Exchange: CRX) announced today that the delisting of Berna Biotech (Swiss Exchange: BBIN), the Swiss company acquired by Crucell in February 2006, has been approved by the SWX Swiss Exchange. The delisting has been set for September 18, 2006, with the last trading day on the SWX Swiss Exchange being September 15, 2006.