CHATSWORTH, Calif., April 15, 2009 (GLOBE NEWSWIRE) -- IRIS International, Inc. (Nasdaq:IRIS), will hold a conference call and webcast to discuss first quarter 2009 financial results on Wednesday, April 29, 2009, at 4:30 p.m. Eastern Time. Cesar Garcia, Chairman, President and Chief Executive Officer, and members of his senior staff will review the Company’s results, which will be released at the close of trading that day.