SAN DIEGO, July 11 /PRNewswire-FirstCall/ -- Gen-Probe Incorporated (Nasdaq: GPRO) announced today that the Company will release its second quarter 2006 financial results on Monday, July 31, 2006 at approximately 4:00 p.m. Eastern Time (ET). The announcement will be followed by a conference call at 4:30 p.m. ET hosted by Henry L. Nordhoff, chairman, president and chief executive officer, and Herm Rosenman, vice president, finance, and chief financial officer.

The conference call will be webcast live and may be accessed on the investment information section of the Company's web site at www.gen-probe.com. An archive of the webcast will be available on the same web site for at least 90 days. A telephone replay also will be available for 24 hours after the call ends. To access the replay, please call 866-393-1022 (U.S.) or 203-369-0448 (international).

About Gen-Probe

Gen-Probe Incorporated is a global leader in the development, manufacture and marketing of rapid, accurate and cost-effective nucleic acid tests (NATs) that are used primarily to diagnose human diseases and screen donated human blood. Gen-Probe has more than 20 years of NAT expertise, and received the 2004 National Medal of Technology, America's highest honor for technological innovation, for developing NAT assays for blood screening. Gen-Probe is headquartered in San Diego and employs approximately 900 people. For more information, go to www.gen-probe.com.

Any statements in this press release about our expectations, beliefs, plans, objectives, assumptions or future events or performance, including those relating to the use and effectiveness of our products and our collaborations and other agreements with third parties to develop, manufacture and market our products, are not historical facts and are forward-looking statements. Forward-looking statements are not guarantees of performance. They involve known and unknown risks, uncertainties and assumptions that may cause actual results, levels of activity, performance or achievements to differ materially from those expressed or implied by any forward-looking statement. For information about risks and uncertainties we face and a discussion of our financial statements and footnotes, see documents we have filed with the SEC, including the Form 10-Q for the period ended March 31, 2006, and all subsequent periodic fillings made with the SEC. We assume no obligation and expressly disclaim any duty to update any forward-looking statement to reflect events or circumstances after the date of this press release or to reflect the occurrence of unanticipated events.

Paula Izidoro
Investor Relations
858-410-8904
paulai@gen-probe.com

SOURCE
Gen-Probe Incorporated
07/11/2006