HOLLISTON, Mass.--(BUSINESS WIRE)--July 19, 2006--Harvard Bioscience, Inc. (Nasdaq: HBIO - News) will announce results for the second quarter ended June 30, 2006 after market trading hours on Thursday, August 3, 2006. At 5:30 p.m. EDT on Thursday, August 3, 2006, management will host a conference call to discuss the Company's second quarter financial results. In addition, management may answer questions concerning business and financial developments and trends, the Company's view on earnings forecasts, and other business and financial matters affecting the Company. Some of the information to be presented on the call or provided in response to questions may contain information that has not previously been disclosed.