VENLO, The Netherlands, Aug. 4 /PRNewswire-FirstCall/ -- QIAGEN N.V. today announced the Webcast of its second quarter 2009 financial results call. The Webcast will take place at 9:30 a.m. EDT on Tuesday, August 11, and will include remarks by Peer M. Schatz, President and Chief Executive Officer, and Roland Sackers, Chief Financial Officer.