QIAGEN Invites You to Join Its Fourth Quarter And Year End 2006 Earnings Conference Call On The Web

VENLO, Netherlands, Feb. 6 /PRNewswire-FirstCall/ -- In conjunction with QIAGEN’s Fourth Quarter and Year End 2006 Earnings release, you are invited to listen to its conference call which will be broadcast live over the Internet on Tuesday, February 13, 2007 at 9:30 a.m. EST, with Peer M. Schatz, President and Chief Executive Officer and Roland Sackers, Chief Financial Officer.

What: QIAGEN N.V. -- Fourth Quarter and Year End 2006 Earnings Announcement When: Tuesday, February 13, 2007 at 9:30 a.m. EST Where: http://www.QIAGEN.com/goto/130207 How: Live over the Internet -- Simply log on to the Web at the address above.

The corresponding presentation slides are available to download in the investor relations section of QIAGEN’s website at: http://www.QIAGEN.com/goto/130207

CONTACT: Andreas Marathovouniotis, Noonan Russo, 212-845-4253

QIAGEN N.V., a Netherlands holding company, is a leading provider of innovative technologies and products for pre-analytical sample preparation and molecular diagnostics solutions. QIAGEN has developed a comprehensive portfolio of more than 500 proprietary, consumable products and automated solutions for sample collection, and nucleic acid and protein handling, separation, and purification. QIAGEN also supplies diagnostic kits, tests, and assays for human and veterinary molecular diagnostics. The company’s products are sold to academic research markets, and to leading pharmaceutical and biotechnology companies, as well as to diagnostics laboratories. QIAGEN also provides purification and testing solutions to applied testing markets such as forensics, animal or food testing, and pharmaceutical process control.

QIAGEN employs more than 1,900 people worldwide. QIAGEN products are sold through a dedicated sales force and a global network of distributors in more than 40 countries. Further information about QIAGEN can be found at http://www.qiagen.com.

(Minimum Requirements to listen to broadcast: The RealPlayer software, downloadable free from http://www.real.com/products/player/index.html, or The Windows Media Player, downloadable free from http://www.microsoft.com and at least a 14.4Kbps connection to the Internet. If you experience problems listening to the broadcast, send an email to webmaster@vdat.com.)

QIAGEN N.V.

CONTACT: Andreas Marathovouniotis of Noonan Russo, +1-212-845-4253, forQIAGEN N.V.

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