LEIDEN, NETHERLANDS--(MARKET WIRE)--Jul 31, 2007 -- Dutch biotechnology company Crucell N.V. (Euronext, NASDAQ: CRXL, Swiss Exchange: CRX) today announced that it will release its financial results for the second quarter of 2007 on Tuesday, August 14, 2007 at 08:00 Central European Time (CET) (02:00 US Eastern Daylight Time).